<TABLE>
PG 1 FORM 13F NAME OF REPORTING MANAGER LOOMIS SAYLES & CO., INC 09/30/00
<CAPTION>
VOTING AUTHORITY (SHARES)
ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
INVEST DISCRETION
<S> <C> <C> <C> <C> <C> <C> <C> <C> <C>
NAME OF ISSUER CLASS CUSIP MKT VAL SHARES A B C MANAGERS (A)SOLE (B)SHARED (C)NONE
(000) --------- --------- ---------
AAR CORP COMMON 000361105 85 7,400 X 123 900 6,500
ADC TELECOMMUNICATIONS INC COMMON 000886101 14,892 553,800 X 123 474,512 79,288
ACT MANUFACTURING INC COMMON 000973107 8,197 155,400 X 123 73,600 33,300 48,500
AFLAC INC COMMON 001055102 6,437 100,478 X 123 79,200 4,400 16,878
AGCO CORP COMMON 001084102 1 100 X 123 100
AGL RESOURCES INC COMMON 001204106 9,263 461,700 X 123 364,500 5,500 91,700
AES CORPORATION COMMON 00130H105 15,621 228,042 X 123 106,650 12,200 109,192
AIM BLUE CHIP FD CL A MUT FND 001413871 76 4,311 X 123 4,311
AK STEEL HLDG CORP COMMON 001547108 18 1,900 X 123 1,900
AMR CORP DEL COMMON 001765106 4,593 140,500 X 123 117,000 23,500
AT&T CORP COMMON 001957109 71,038 2,418,308 X 123 1,314,769 9,000 1,094,539
AT&T CORP - LIBERTY MEDIA CL A COMMON 001957208 5,646 313,654 X 123 57,600 850 255,204
AT&T WIRELESS GROUP COMMON 001957406 787 37,680 X 123 10,655 1,200 25,825
APP FIN VI CONV ZERO CPN CV BND 00202NAA3 11,475 1,628,744 X 123 1,212,032 364,238 52,474
APP FIN VII MAURITIUS 144A CVT CV BND 00202PAA8 14,383 1,529,855 X 123 1,232,753 171,014 126,087
AT&T CANADA INC COMMON 00207Q202 85 2,800 X 123 2,800
AXA FINANCIAL INC COMMON 002451102 377 7,400 X 123 4,600 2,800
AXT INC COMMON 00246W103 226 5,400 X 123 5,400
ABBOTT LABS COMMON 002824100 17,447 366,825 X 123 152,373 214,452
ABERCROMBIE & FITCH CO CL A COMMON 002896207 48 2,542 X 123 142 2,400
ABGENIX INC COMMON 00339B107 19,320 239,078 X 123 131,378 44,900 62,800
ABOUT.COM INC COMMON 003736105 6,543 202,100 X 123 189,000 13,100
ACCLAIM ENMNT INC COMMON 004325205 57 32,300 X 123 8,500 23,800
ACCREDO HEALTH INC COMMON 00437V104 28,053 573,984 X 123 524,334 49,650
ACCRUE SOFTWARE INC COMMON 00437W102 1,894 158,700 X 123 105,100 5,800 47,800
ACETO CORP COMMON 004446100 37 3,745 X 123 3,745
ACNIELSON CORP COMMON 004833109 15,726 660,400 X 123 511,000 7,400 142,000
ACTIVISION INC COMMON 004930202 150 10,000 X 123 10,000
ACTEL CORP COMMON 004934105 29,975 834,100 X 123 595,700 62,850 175,550
ACTIVE VOICE CORP COMMON 004938106 338 28,800 X 123 28,800
ACTIVE POWER INC COMMON 00504W100 930 15,000 X 123 12,900 2,100
ACTUANT CORP CL A COMMON 00508X104 50 12,600 X 123 12,600
ACUSON CORP COMMON 005113105 14,294 628,300 X 123 489,200 8,300 130,800
ACXIOM CORP COMMON 005125109 25 800 X 123 800
ADAPTEC INC COMMON 00651F108 999 49,950 X 123 49,700 250
ADELPHIA COMMUNICATIONS CL A COMMON 006848105 2,616 94,900 X 123 93,100 1,800
ADEPT TECHNOLOGY INC COMMON 006854103 14,844 282,400 X 123 264,050 18,350
ADOBE SYS COMMON 00724F101 31 200 X 123 200
ADVANCE PARADIGM INC COMMON 007491103 13,686 324,400 X 123 302,500 21,900
ADVO INC COMMON 007585102 15,005 454,700 X 123 358,800 5,300 90,600
ADVANTICA RESTAURANT GROUP COMMON 00758B109 4,107 6,917,201 X 123 5,883,088 725,960 308,153
AEROFLEX INC COMMON 007768104 52,027 1,069,957 X 123 878,607 52,600 138,750
AEGON NV AMERICAN REG SHR COMMON 007924103 6 162 X 123 162
ADVANCED ENERGY INDS COMMON 007973100 363 11,000 X 123 900 10,100
ADVENT SOFTWARE INC COMMON 007974108 53,149 760,627 X 123 716,377 44,250
AETNA INC COMMON 008117103 145 2,500 X 123 1,200 1,300
AFFILIATED COMPUTER SVSC CL A COMMON 008190100 11,342 227,400 X 123 167,700 3,500 56,200
AFFILIATED MANAGERS GROUP COMMON 008252108 37,304 655,176 X 123 587,576 2,100 65,500
AFFYMETRIX INC CVT 144A W/RTS CV BND 00826TAC2 9,427 99,129 X 123 83,802 13,770 1,558
AGILENT TECHNOLOGIES INC COMMON 00846U101 5,444 111,239 X 123 40,673 914 69,653
AIM VALUE FUND -B MUT FND 008879728 32 740 X 123 740
AIM INTL EQUITY FUND MUT FND 008882102 74 3,209 X 123 3,209
AIM INTL EQUITY FD -B MUT FND 008882508 44 1,990 X 123 1,990
AIR PRODS & CHEM COMMON 009158106 17,398 483,269 X 123 414,246 69,023
AIRGATE PCS INC COMMON 009367103 10,626 236,800 X 123 221,300 15,500
INVESTMENT DISCRETION A = SOLE
B = SHARED-AS DEFINED IN INSTR Y
C = SHARED-OTHER
PG 2 FORM 13F NAME OF REPORTING MANAGER LOOMIS SAYLES & CO., INC 09/30/00
VOTING AUTHORITY (SHARES)
ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
INVEST DISCRETION
NAME OF ISSUER CLASS CUSIP MKT VAL SHARES A B C MANAGERS (A)SOLE (B)SHARED (C)NONE
(000) --------- --------- ---------
AIRONET WIRELESS COMM INC COMMON 00943A107 688 8,500 X 123 400 8,100
AKZO NOBEL N V SPON ADR ADR 010199305 8 200 X 123 200
ALBANY MOLECULAR RESEARCH INC COMMON 012423109 6,625 117,900 X 123 56,300 25,200 36,400
ALBEMARLE CORP COMMON 012653101 808 40,000 X 123 40,000
ALBERTO CULVER CO CL A COMMON 013068200 4,900 195,500 X 123 151,100 5,600 38,800
ALBERTSONS INC COMMON 013104104 508 24,200 X 123 3,550 20,650
ALCAN ALUMINUM LTD COMMON 013716105 9 300 X 123 300
ALCOA INC COMMON 013817101 12,980 512,780 X 123 253,700 259,080
ALCATEL ALSTHOM SPON ADR ADR 013904305 77 1,222 X 123 1,222
ALKERMES INC COMMON 01642T108 17,399 450,454 X 123 332,454 39,600 78,400
ALLEGHENY TECHNOLOGIES INC COMMON 01741R102 7,303 402,900 X 123 312,600 4,800 85,500
ALLEGIANCE TELECOM INC COMMON 01747T102 101 2,700 X 123 2,700
ALLERGAN INC COMMON 018490102 118 1,400 X 123 200 1,200
ALLERGAN SPECIALTY THERAPEUTIC COMMON 018494104 1 30 X 123 30
ALLIANCE CAPITAL MGMT HOLD COMMON 01855A101 40 800 X 123 800
ALLIANCE PREMIER GROWTH MUT FND 01877C200 16 503 X 123 503
ALLIANCE GROWTH FUND B MUT FND 01877F500 19 474 X 123 474
ALLIANCE TECHNOLOGY FUND B MUT FND 018780304 27 215 X 123 215
ALLIANT ENERGY CORP COMMON 018802108 16,927 576,240 X 123 442,840 5,600 127,800
ALLIANT TECHSYSTEMS INC COMMON 018804104 15,801 192,400 X 123 151,000 1,700 39,700
ALLIED CAPITAL CORP COMMON 01903Q108 5,229 252,000 X 123 182,600 4,100 65,300
ALLMERICA FINANCIAL CORP COMMON 019754100 13 200 X 123 200
ALLSTATE CORP COMMON 020002101 49,202 1,415,887 X 123 545,370 870,517
ALLTEL CORP COMMON 020039103 331 6,337 X 123 400 5,937
ALLTRISTA CORP COMMON 020040101 8 374 X 123 374
ALTERA CORP COMMON 021441100 2,139 44,800 X 123 44,800
ALTERRA HEALTHCARE CORP COMMON 02146C104 27 12,900 X 123 12,900
ALZA CORP COMMON 022615108 4,688 54,200 X 123 50,200 4,000
AMAZON.COM INC COMMON 023135106 12 300 X 123 300
AMERADA HESS CORP COMMON 023551104 30 445 X 123 445
AMERICA ONLINE INC COMMON 02364J104 32,412 603,019 X 123 223,369 21,000 358,650
AMERICAN CAPITAL STRATEGIES COMMON 024937104 7,926 334,600 X 123 247,900 5,200 81,500
AMERICAN ELEC PWR COMMON 025537101 226 5,782 X 123 1,892 3,890
AMERICAN EXPRESS CO COMMON 025816109 9,419 155,038 X 123 42,192 500 112,346
AMERICAN GEN CORP COMMON 026351106 35,635 456,855 X 123 347,805 1,000 108,050
AMERICAN HOME PRODS COMMON 026609107 14,143 250,042 X 123 134,706 3,400 111,936
AMERICAN INTL GRP COMMON 026874107 160,801 1,680,478 X 123 858,012 9,357 813,108
AMERICAN INTL PETROLEUM CORP COMMON 026909408 5 9,407 X 123 9,407
AMERICAN MGMT SYSTEM COMMON 027352103 6,159 358,325 X 123 254,475 103,850
AMERICAN MUTUAL FUNDS MUT FND 027681105 49 2,046 X 123 2,046
AMERICAN STATES WATER CO COMMON 029899101 10,621 351,100 X 123 275,800 4,000 71,300
AMERICAN SUPERCONDUCTOR CORP COMMON 030111108 13,433 273,271 X 123 121,171 60,200 91,900
AMERICAN WATER WORKS INC COMMON 030411102 50 1,800 X 123 800 1,000
AMERICREDIT CORP COMMON 03060R101 38,093 1,322,100 X 123 827,400 154,800 339,900
AMERIKING INC COMMON 03071G102 5 1,750 X 123 1,750
AMERISOURCE HEALTH CORP COMMON 03071P102 11,830 251,700 X 123 189,800 3,700 58,200
AMERUS GROUP CO COMMON 03072M108 760 29,500 X 123 22,700 6,800
AMES DEPT STORES INC COMMON 030789507 1 200 X 123 200
AMETEK INC COMMON 031100100 8 400 X 123 400
AMGEN INC COMMON 031162100 30,769 440,646 X 123 163,696 276,950
AMPHENOL CORP CL A COMMON 032095101 6,941 121,900 X 123 101,800 20,100
AMSOUTH BANCORP COMMON 032165102 113 9,009 X 123 9,009
ANADARKO PETE CORP COMMON 032511107 16,260 244,656 X 123 148,500 96,156
ANALOG DEVICES COMMON 032654105 52,807 639,600 X 123 248,595 10,975 380,030
ANAREN MICROWAVE INC COMMON 032744104 35,402 261,031 X 123 202,431 19,100 39,500
INVESTMENT DISCRETION A = SOLE
B = SHARED-AS DEFINED IN INSTR Y
C = SHARED-OTHER
PG 3 FORM 13F NAME OF REPORTING MANAGER LOOMIS SAYLES & CO., INC 09/30/00
VOTING AUTHORITY (SHARES)
ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
INVEST DISCRETION
NAME OF ISSUER CLASS CUSIP MKT VAL SHARES A B C MANAGERS (A)SOLE (B)SHARED (C)NONE
(000) --------- --------- ---------
ANDERSONS INC COMMON 034164103 90 10,400 X 123 10,400
ANDRX GROUP COMMON 034553107 3,530 37,800 X 123 34,600 3,200
ANHEUSER BUSCH COMMON 035229103 114,590 2,708,177 X 123 1,540,550 19,525 1,148,102
ANICOM INC COMMON 035250109 15 4,000 X 123 4,000
ANNTAYLOR STORES CORP COMMON 036115103 9,798 254,900 X 123 120,500 54,600 79,800
ANTHRACITE CAPITAL INC COMMON 037023108 586 72,100 X 123 51,300 20,800
AON CORP COMMON 037389103 46,598 1,187,220 X 123 666,820 1,800 518,600
APACHE CORP COMMON 037411105 1,927 32,600 X 123 20,700 11,900
APOLLO GROUP INC CL A COMMON 037604105 2,983 74,800 X 123 69,200 5,600
APPLE COMPUTER COMMON 037833100 30,561 1,186,820 X 123 755,620 1,600 429,600
APPLIED DIGITAL SOLUTIONS COMMON 038188108 2 400 X 123 400
APPLIED MATERIALS COMMON 038222105 12,025 202,736 X 123 80,836 121,900
APPLIED MICRO CIRCUITS CORP COMMON 03822W109 55,658 268,800 X 123 134,000 29,600 105,200
ARCH CHEMICALS INC COMMON 03937R102 2 125 X 123 125
ARCHER-DANIELS-MIDLAND CO COMMON 039483102 6 735 X 123 735
ARCHSTONE COMMUNITIES TRUST COMMON 039581103 179 7,300 X 123 7,300
ARCTIC CAT INC COMMON 039670104 10 800 X 123 800
ARIBA INC COMMON 04033V104 32,400 226,150 X 123 100,700 8,300 117,150
ARKANSAS BEST CONV PFD A CV PFD 040790206 21,193 1,216,341 X 123 1,025,864 93,969 96,509
ARROW ELECTRS COMMON 042735100 10 300 X 123 300
ART TECHNOLOGY GROUP COMMON 04289L107 4,700 49,600 X 123 44,600 5,000
ARTISTDIRECT INC COMMON 04315D103 6 5,025 X 123 5,025
ASPECT TELECOM SUB CONV DEB CV BND 045237AE4 1,444 43,565 X 123 34,852 8,713
ASPEN TECHNOLOGY INC COMMON 045327103 18,355 406,750 X 123 231,550 65,500 109,700
ASSOCIATED BANC CORP COMMON 045487105 3,832 145,970 X 123 137,198 8,773
ASSOCIATED ESTATES REALTY CP COMMON 045604105 6,036 748,600 X 123 503,700 65,500 179,400
AT HOME CORP SUB CONVT CV BND 045919AF4 5,016 132,697 X 123 119,427 13,270
ASSOCIATES FIRST CAPITAL COMMON 046008108 43,243 1,137,980 X 123 835,576 2,200 300,204
ASTEC INDUSTRIES COMMON 046224101 2,463 225,200 X 123 178,000 4,000 43,200
ASTORIA FINANCIAL CORP COMMON 046265104 9,173 237,500 X 123 190,300 2,800 44,400
ATHBASCA OIL SANDS TRUST MUT FND 046903100 21 1,000 X 123 1,000
ATLAS AIR INC COMMON 049164106 972 23,000 X 123 23,000
ATMEL CORP COMMON 049513104 30 2,000 X 123 2,000
AURORA BIOSCIENCES CORP COMMON 051920106 43,723 642,983 X 123 478,283 54,650 110,050
AUTOLIV INC COMMON 052800109 148 7,606 X 123 2,249 5,357
AUTOMATIC DATA PROC COMMON 053015103 8,719 130,382 X 123 25,976 104,406
AUTOZONE INC COMMON 053332102 4,091 180,332 X 123 119,782 2,300 58,250
AVALONBAY COMMUNITIES INC COMMON 053484101 16,352 342,900 X 123 274,300 2,700 65,900
AVANEX CORP COMMON 05348W109 1,712 15,900 X 123 14,100 1,800
AVENUE A INC COMMON 053566105 1 150 X 123 150
AVERY DENNISON CORP COMMON 053611109 890 19,200 X 123 1,700 17,500
AVNET INC COMMON 053807103 6,597 232,500 X 123 207,200 25,300
AVOCENT CORP COMMON 053893103 37,259 675,900 X 123 610,700 65,200
AVON PRODS COMMON 054303102 658 16,100 X 123 3,400 12,700
AWARE INC MASS COMMON 05453N100 12,064 313,350 X 123 292,500 20,850
AXENT TECHNOLOGIES INC COMMON 05459C108 397 18,400 X 123 15,500 2,900
BB&T CORP COMMON 054937107 18 600 X 123 600
BJ SERVICES CO COMMON 055482103 3,240 53,000 X 123 43,800 3,500 5,700
BJ WHOLESALE CLUB INC COMMON 05548J106 1,085 31,800 X 123 20,000 11,800
BP AMOCO PLC SPON ADR ADR 055622104 80,608 1,520,897 X 123 760,227 8,266 752,404
BMC SOFTWARE INC COMMON 055921100 223 11,678 X 123 7,418 4,260
BAKER HUGHES INC COMMON 057224107 30,048 809,380 X 123 395,680 413,700
BAKER HUGHES INC CONV ZERO NT CV BND 057224AH0 179,177 4,050,211 X 123 3,874,730 175,482
BAKER J INC COMMON 057232100 390 86,600 X 123 75,000 11,600
BALL CORPORATION COMMON 058498106 174 5,500 X 123 5,500
INVESTMENT DISCRETION A = SOLE
B = SHARED-AS DEFINED IN INSTR Y
C = SHARED-OTHER
PG 4 FORM 13F NAME OF REPORTING MANAGER LOOMIS SAYLES & CO., INC 09/30/00
VOTING AUTHORITY (SHARES)
ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
INVEST DISCRETION
NAME OF ISSUER CLASS CUSIP MKT VAL SHARES A B C MANAGERS (A)SOLE (B)SHARED (C)NONE
(000) --------- --------- ---------
BANKAMERICA CORP COMMON 060505104 2,813 53,712 X 123 20,467 1,100 32,145
BANK OF NEW YORK COMMON 064057102 33,057 589,650 X 123 371,800 2,850 215,000
BANK ONE CORP COMMON 06423A103 5,495 142,256 X 123 56,865 85,391
BANK UNITED CORP COMMON 065412108 6,932 136,750 X 123 87,000 49,750
BANTA CORP COMMON 066821109 795 32,600 X 123 16,350 16,250
BARD C R COMMON 067383109 190 4,500 X 123 300 4,200
BARRICK GOLD CORP COMMON 067901108 23 1,500 X 123 1,500
BARR LABORATORIES INC COMMON 068306109 16,886 254,650 X 123 122,050 54,200 78,400
BARRETT RESOURCES CORP COMMON 068480201 11,877 314,100 X 123 150,400 66,650 97,050
BASSETT FURNITURE INDS COMMON 070203104 3 200 X 123 200
BAUSCH & LOMB COMMON 071707103 62 1,600 X 123 1,600
BAXTER INTL COMMON 071813109 69,382 869,315 X 123 501,035 1,425 366,855
BAY VIEW CAPITAL CORP COMMON 07262L101 88 8,200 X 123 8,200
BEA SYSTEMS INC COMMON 073325102 273 3,500 X 123 2,500 1,000
BEAR STEARNS COS INC COMMON 073902108 6,169 97,921 X 123 26,245 71,676
BECKMAN COULTER INC COMMON 075811109 19,096 247,600 X 123 195,100 2,400 50,100
BECKTON DICKINSON & CO COMMON 075887109 11 400 X 123 400
BELL ATLANTIC FIN EURO CONV BE CV BND 0778599A6 58,287 10,708,029 X 123 10,271,839 178,037 258,154
BELL SPORTS CORP CONV SUB DEB CV BND 077903AA0 7,147 134,906 X 123 111,284 19,867 3,755
BELL MICROPRODUCTS INC COMMON 078137106 15,106 483,400 X 123 452,500 30,900
BELLSOUTH CORP COMMON 079860102 162,053 4,026,169 X 123 2,326,273 54,940 1,644,956
BELLWETHER EXPLORATION CO COMMON 079895207 15 2,000 X 123 2,000
BELO A H CORP COM SER A COMMON 080555105 8,974 486,700 X 123 358,800 7,600 120,300
BEMIS CO COMMON 081437105 212 6,600 X 123 4,700 1,900
BERKSHIRE HATHAWAY INC CL A COMMON 084670108 5,925 92 X 123 92
BERKSHIRE HATHAWAY INC CL B COMMON 084670207 2,873 1,388 X 123 291 1,097
BEST BUY COMPANY COMMON 086516101 1,444 22,700 X 123 14,400 8,300
BESTFOODS COMMON 08658U101 2,260 31,068 X 123 17,968 13,100
BETHLEHEM STEEL CONV PFD SER B CV PFD 087509501 23,410 4,307,514 X 123 3,822,536 323,877 161,101
BEVERLY ENTERPRISES INC COMMON 087851309 104 17,600 X 123 17,600
BIOGEN INC COMMON 090597105 11,532 189,050 X 123 104,700 1,600 82,750
BIOMET INC COMMON 090613100 13,478 385,075 X 123 257,600 15,750 111,725
BIOTECH HOLDRS TRUST COMMON 09067D201 19 100 X 123 100
BIOVAIL CORP INTL COMMON 09067J109 11,475 140,900 X 123 109,400 5,700 25,800
BIOSITE DIAGNOSTICS INC COMMON 090945106 10,623 266,400 X 123 249,150 17,250
BIOMIRA INC COMMON 09161R106 21 2,000 X 123 2,000
BLACK & DECKER CORP COMMON 091797100 57,420 1,679,575 X 123 1,139,626 24,700 515,249
BLACK BOX CORP COMMON 091826107 9,320 199,900 X 123 149,200 3,100 47,600
BLACK HILLS CORP COMMON 092113109 55 1,950 X 123 1,950
BOEING CO COMMON 097023105 29,928 475,050 X 123 312,690 25,350 137,010
BOISE CASCADE COMMON 097383103 205 7,700 X 123 2,200 5,500
BOLDER TECHNOLOGIES CORP COMMON 097519102 5 1,100 X 123 1,100
BONE CARE INTL COMMON 098072101 6 300 X 123 300
BOOKHAM TECHNOLOGY SPON ADR ADR 09856Q108 712 16,600 X 123 13,600 3,000
BORDERS GROUP INC COMMON 099709107 930 66,700 X 123 10,700 56,000
BOSTON SCIENTIFIC CORP COMMON 101137107 13 800 X 123 800
BOWATER INC COMMON 102183100 2,443 52,600 X 123 52,600
BRADLEES INC WTS WTS 104499116 10,962 X 123 10,962
BRADY CORP CL A COMMON 104674106 91 3,000 X 123 3,000
BRANDYWINE RLTY TRUST COMMON 105368203 1,385 68,400 X 123 44,700 23,700
BRIGGS & STRATTON COMMON 109043109 109 2,872 X 123 325 2,547
BRINKER INTERNATIONAL INC COMMON 109641100 383 12,700 X 123 12,700
BRISTOL MYRS SQUIBB COMMON 110122108 113,192 1,981,471 X 123 1,092,535 18,300 870,636
BRITISH TELE FINAL INSTMT ADR ADR 111021408 139 1,300 X 123 1,000 300
BROADBAND TECH SUB CONV NTS CV BND 111309AC4 32,319 1,877,435 X 123 1,547,276 198,891 131,268
INVESTMENT DISCRETION A = SOLE
B = SHARED-AS DEFINED IN INSTR Y
C = SHARED-OTHER
PG 5 FORM 13F NAME OF REPORTING MANAGER LOOMIS SAYLES & CO., INC 09/30/00
VOTING AUTHORITY (SHARES)
ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
INVEST DISCRETION
NAME OF ISSUER CLASS CUSIP MKT VAL SHARES A B C MANAGERS (A)SOLE (B)SHARED (C)NONE
(000) --------- --------- ---------
BROADCOM CORP CL A COMMON 111320107 28,700 117,745 X 123 48,170 3,975 65,600
BROADVISION INC COMMON 111412102 26 1,000 X 123 1,000
BROADWING INC COMMON 111620100 3,556 139,123 X 123 97,676 41,447
BROCADE COMMUNICATIONS SYSTEM COMMON 111621108 56,711 240,300 X 123 104,275 8,725 127,300
BUILDERS TRANSPORT SUB ZERO CO CV BND 120084AA6 8 253,855 X 123 183,157 22,541 48,156
BUILDERS TRANSPORT SUB DEB CV CV BND 120084AB4 11 242,172 X 123 182,569 54,304 5,298
BURLINGTON COAT FACTORY WRHS COMMON 121579106 295 20,600 X 123 4,300 16,300
BURLINGTON INDS INC COMMON 121693105 39 31,400 X 123 8,300 23,100
BURLINGTON NORTHN SANTA FE COMMON 12189T104 1,160 53,805 X 123 29,900 23,905
BURLINGTON RESOURCES INC COMMON 122014103 3,081 83,697 X 123 66,000 17,697
C&D TECHNOLOGIES INC COMMON 124661109 11,103 195,650 X 123 85,850 43,500 66,300
C.COR.NET CORP COMMON 125010108 2,514 164,200 X 123 137,000 1,800 25,400
C-CUBE MICROSYSTEMS INC COMMON 125015107 360 5,400 X 123 300 5,100
C-CUBE MICROSYSTEMS INC NEW COMMON 12501N108 6,357 310,100 X 123 251,200 3,800 55,100
CDW COMPUTER CENTERS INC COMMON 125129106 2,698 39,100 X 123 36,500 2,600
CEC ENTERTAINMENT INC COMMON 125137109 1,629 50,900 X 123 39,250 11,650
CGM CAP DEV FD MUT FND 125322107 693 28,557 X 123 3,892 24,665
CGM REALTY FUND MUT FND 125325407 228 16,684 X 123 16,684
C.H. ROBINSON WORLDWIDE COMMON 12541W100 11 200 X 123 200
CIGNA CORP COMMON 125509109 55,511 531,725 X 123 344,450 1,000 186,275
CIT GROUP INC CL A COMMON 125577106 19,342 1,105,260 X 123 305,217 800,043
CMG INFORMATION SERVICES INC COMMON 125750109 224 8,000 X 123 8,000
CML GRP INC EURO CONV 144A CV BND 125820AB6 5 316,051 X 123 285,183 28,939 1,929
CMS ENERGY CORP COMMON 125896100 132 4,900 X 123 1,425 3,475
C-MAC INDS COMMON 125920108 143 2,500 X 123 2,500
CNA SURETY CORP COMMON 12612L108 864 75,100 X 123 59,500 15,600
CNF TRANSPORTATION INC COMMON 12612W104 18,694 840,180 X 123 566,130 24,500 249,550
C P & L ENERGY INC COMMON 12614C106 87 2,087 X 123 2,087
CSX CORP COMMON 126408103 184 8,449 X 123 5,300 3,149
CTS CORP COMMON 126501105 18,159 358,700 X 123 281,100 3,800 73,800
CUNO INC COMMON 126583103 10,696 480,700 X 123 377,400 5,500 97,800
CVS CORP COMMON 126650100 24,217 522,910 X 123 286,550 660 235,700
CABLETRON SYS COMMON 126920107 162 5,500 X 123 5,500
CACHEFLOW INC COMMON 126946102 3,518 24,600 X 123 22,100 2,500
CABOT MICROELECTRONICS CORP COMMON 12709P103 5,722 119,200 X 123 98,400 400 20,400
CADENCE DESIGN SYS INC COMMON 127387108 10,687 416,050 X 123 338,400 77,650
CAL DIVE INTL INC COMMON 127914109 15,864 277,400 X 123 259,350 18,050
CALDWELL & ORKIN MKT OPP FD MUT FND 128819307 82 4,000 X 123 4,000
CALIPER TECHNOLOGIES CORP COMMON 130876105 962 16,600 X 123 6,800 9,800
CALPINE CORP COMMON 131347106 44,098 422,500 X 123 271,400 7,600 143,500
CAMBREX CORP COMMON 132011107 9,627 260,200 X 123 197,300 3,200 59,700
CAMDEN PPTY TR CONV PFD $2.25 CV PFD 133131201 1,165 35,959 X 123 30,954 5,005
CAMPBELL SOUP COMMON 134429109 41 1,600 X 123 1,600
CANADIAN HUNTER EXPLOR LTD COMMON 136046109 85 3,500 X 123 3,500
CANADIAN NATIONAL RAILWAY CO COMMON 136375102 30 1,024 X 123 16 1,008
CAPITAL AUTOMOTIVE REIT COMMON 139733109 862 66,300 X 123 43,600 22,700
CAPITAL ONE FINL CORP COMMON 14040H105 55,772 796,033 X 123 356,233 23,300 416,500
AMERICAN FDS CAPITAL WORLD GRW MUT FND 140543109 139 4,711 X 123 4,711
CAPSTONE TURBINE CORP COMMON 14067D102 9,072 131,000 X 123 61,400 28,300 41,300
CARAUSTAR INDS INC COMMON 140909102 147 13,300 X 123 13,300
CARDINAL HEALTH INC COMMON 14149Y108 45,604 517,125 X 123 423,725 1,650 91,750
CARLISLE COS INC COMMON 142339100 174 4,200 X 123 4,200
CARNIVAL CORP CL A COMMON 143658102 925 37,550 X 123 15,600 21,950
CARRAMERICA COMMON 144418100 9,090 300,500 X 123 211,200 4,800 84,500
CARTER WALLACE INC COMMON 146285101 264 10,800 X 123 10,800
INVESTMENT DISCRETION A = SOLE
B = SHARED-AS DEFINED IN INSTR Y
C = SHARED-OTHER
PG 6 FORM 13F NAME OF REPORTING MANAGER LOOMIS SAYLES & CO., INC 09/30/00
VOTING AUTHORITY (SHARES)
ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
INVEST DISCRETION
NAME OF ISSUER CLASS CUSIP MKT VAL SHARES A B C MANAGERS (A)SOLE (B)SHARED (C)NONE
(000) --------- --------- ---------
CARTER WALLACE INC CL B COMMON 146285200 235 13,800 X 123 13,800
CASEYS GENERAL STORES INC COMMON 147528103 4,684 360,300 X 123 259,200 10,400 90,700
CATERPILLAR COMMON 149123101 4,109 121,743 X 123 22,225 99,518
CELL THERAPEUTICS INC COMMON 150934107 24,901 373,400 X 123 348,950 24,450
CELGENE CORP COMMON 151020104 2,213 37,200 X 123 34,400 2,800
CENDANT CORP COMMON 151313103 402 36,962 X 123 1,400 35,562
CENTOCOR INC SUB DEB CONV CV BND 152342AE1 13,761 219,748 X 123 167,982 28,420 23,345
CENTURA BANKS COMMON 15640T100 4 100 X 123 100
CENTURY TELEPHONE ENTERPRISE COMMON 156700106 57,162 2,097,686 X 123 1,432,985 3,400 661,301
CERIDIAN CORP COMMON 15677T106 14,336 510,850 X 123 374,800 29,100 106,950
CERPROBE CORP COMMON 156787103 5,053 342,600 X 123 263,000 8,200 71,400
CHALONE WINE GROUP LTD COMMON 157639105 1 100 X 123 100
CHARLES RIVER ASSOCIATES INC COMMON 159852102 306 25,200 X 123 25,200
CHARTER ONE FIN INC COMMON 160903100 4,022 165,006 X 123 96,353 2,778 65,875
CHARMING SHOPPES COMMON 161133103 9,347 1,791,100 X 123 1,380,200 24,400 386,500
CHARTER COMMUNICATIONS INC A COMMON 16117M107 26 1,600 X 123 550 550 500
CHARTERED SEMICONDUCTOR ADR ADR 16133R106 164 2,700 X 123 2,700
CHASE MANHATTAN CORP COMMON 16161A108 118,067 2,556,261 X 123 1,391,017 14,550 1,150,694
CHEAP TICKETS INC COMMON 162672109 492 47,400 X 123 38,600 8,800
CHEESECAKE FACTORY COMMON 163072101 12,034 278,250 X 123 132,950 59,150 86,150
CHEMED CORP COMMON 163596109 32 1,000 X 123 1,000
CHESAPEAKE CORP COMMON 165159104 2,085 108,300 X 123 83,500 1,200 23,600
CHESAPEAKE ENERGY CORP COMMON 165167107 56,253 7,826,570 X 123 6,566,000 284,675 975,895
CHESAPEAKE ENERGY CONV PFD 7% CV PFD 165167305 3,222 386,329 X 123 356,113 30,216
CHEVRON CORP COMMON 166751107 20,323 238,394 X 123 125,923 112,471
CHIQUITA BRANDS CONV PFD CV PFD 170032403 85 15,790 X 123 11,842 3,947
CHITTENDEN CORP COMMON 170228100 822 32,000 X 123 27,600 4,400
CHOICEPOINT INC COMMON 170388102 11,129 242,600 X 123 112,200 51,100 79,300
CHUBB CORP COMMON 171232101 42,673 539,315 X 123 341,810 1,500 196,005
CIBER INC COMMON 17163B102 251 30,400 X 123 30,400
CIENA CORP COMMON 171779101 45,312 368,950 X 123 155,825 13,725 199,400
CINCINNATI FINANCIAL CORP COMMON 172062101 43 1,200 X 123 1,200
CINERGY CORP COMMON 172474108 3,524 106,600 X 123 90,200 16,400
CIPHERGEN BIOSYSTEMS INC COMMON 17252Y104 640 20,000 X 123 17,300 2,700
CIRCUIT CITY STORES-CIRCUIT GP COMMON 172737108 381 16,575 X 123 13,275 3,300
CIRRUS LOGIC INC SUB NTS CV BND 172755AC4 234 5,781 X 123 5,781
CISCO SYSTEMS INC COMMON 17275R102 172,013 3,113,362 X 123 1,278,671 79,425 1,755,266
CINTAS CORP COMMON 172908105 2,176 49,950 X 123 49,950
CITIGROUP INC COMMON 172967101 269,833 4,991,125 X 123 2,661,593 63,775 2,265,757
CITIZENS BANKING COR MICH COMMON 174420109 177 7,715 X 123 11 7,704
CITIZENS COMMUNICATIONS CO COMMON 17453B101 23 1,700 X 123 1,700
CITY NATIONAL CORP COMMON 178566105 14,114 365,400 X 123 286,600 3,500 75,300
CLAYTON HOMES INC COMMON 184190106 6 650 X 123 25 625
CLEAR CHANNEL COMMUNICATIONS COMMON 184502102 35,663 631,208 X 123 317,509 16,959 296,740
CLOROX CO COMMON 189054109 32 800 X 123 300 500
COASTAL CORP COMMON 190441105 111,334 1,501,983 X 123 842,935 4,050 654,998
COCA-COLA COMMON 191216100 15,810 286,809 X 123 93,650 193,159
COCA-COLA ENTERPRISES COMMON 191219104 8 500 X 123 500
COGNOS INC COMMON 19244C109 5,950 146,000 X 123 114,600 31,400
COLGATE PALMOLIVE COMMON 194162103 4,733 100,270 X 123 45,308 54,962
COLONIAL BANCGROUP INC COMMON 195493309 8,216 791,900 X 123 574,200 9,500 208,200
COLTEC CAP TR CONV PFD 5.25% CV PFD 196878409 22,349 444,741 X 123 415,608 6,686 22,447
COLUMBIA ENERGY GROUP COMMON 197648108 45,600 642,259 X 123 190,635 451,624
COMAIR HLDGS INC COMMON 199789108 277 11,800 X 123 11,800
COMCAST CORP CL A COMMON 200300101 1,819 44,700 X 123 11,900 32,800
INVESTMENT DISCRETION A = SOLE
B = SHARED-AS DEFINED IN INSTR Y
C = SHARED-OTHER
PG 7 FORM 13F NAME OF REPORTING MANAGER LOOMIS SAYLES & CO., INC 09/30/00
VOTING AUTHORITY (SHARES)
ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
INVEST DISCRETION
NAME OF ISSUER CLASS CUSIP MKT VAL SHARES A B C MANAGERS (A)SOLE (B)SHARED (C)NONE
(000) --------- --------- ---------
COMCAST CORP CL A SPL COMMON 200300200 4,826 117,890 X 123 30,600 87,290
COMERICA INC COMMON 200340107 53,651 918,100 X 123 411,755 506,345
COMMERCE BANCORP INC N J COMMON 200519106 16,459 282,855 X 123 226,115 2,595 54,145
COMMERCE ONE INC COMMON 200693109 3,164 40,300 X 123 35,700 4,600
COMMERCIAL FEDERAL CORP COMMON 201647104 12,584 657,973 X 123 496,298 7,800 153,875
COMMSCOPE INC COMMON 203372107 11,108 453,400 X 123 349,700 5,100 98,600
COMMUNITY FIRST BANKSHARES COMMON 203902101 520 29,600 X 123 22,300 7,300
COMPAQ COMPUTER COMMON 204493100 110,047 3,990,359 X 123 2,263,742 41,200 1,685,417
COMPLETE BUSINESS SOLUTIONS COMMON 20452F107 8,224 609,150 X 123 475,400 5,800 127,950
COMPUCOM SYSTEMS INC COMMON 204780100 3 1,000 X 123 1,000
COMPUCREDIT CORP COMMON 20478N100 28 500 X 123 500
COMPUTER ASSOCIATES INTL COMMON 204912109 20,438 811,431 X 123 519,064 1,300 291,067
COMPUTER NETWORK TECH CORP COMMON 204925101 20,436 594,500 X 123 555,100 39,400
COMPUSA INC COMMON 204932107 175 17,400 X 123 4,400 13,000
COMPUTER SCIENCE CORP COMMON 205363104 39,247 528,585 X 123 300,595 500 227,490
COMPUTERIZED THERMAL IMAGING COMMON 20557C108 15 3,000 X 123 3,000
COMPUWARE CORP COMMON 205638109 5,845 697,860 X 123 412,500 1,000 284,360
COMVERSE TECHNOLOGY INC COMMON 205862402 2,948 27,300 X 123 16,700 1,800 8,800
CONAGRA INC COMMON 205887102 387 19,300 X 123 11,400 7,900
CONCORD EFS INC COMMON 206197105 41,536 1,169,500 X 123 622,800 15,000 531,700
CONECTIV INC COMMON 206829103 36 2,040 X 123 2,040
CONEXANT SYSTEMS INC COMMON 207142100 2,366 56,510 X 123 44,900 11,610
CONMED CORP COMMON 207410101 1,120 81,800 X 123 68,400 13,400
CONOCO INC CL A COMMON 208251306 76,962 2,945,899 X 123 1,430,680 6,900 1,508,319
CONOCO INC CL B COMMON 208251405 13,844 513,939 X 123 239,131 2,750 272,058
CONSECO INC COMMON 208464107 393 51,600 X 123 51,600
CONSOLIDATED EDISON INC COMMON 209115104 491 14,380 X 123 5,450 8,930
CONSOLIDATED STORES COMMON 210149100 99 7,300 X 123 7,300
CONSTELLATION ENERGY GROUP COMMON 210371100 45,423 913,027 X 123 605,440 1,900 305,687
CONTINENTAL AIRLINES CL B COMMON 210795308 14 300 X 123 300
CONVERGYS CORP COMMON 212485106 3,079 79,200 X 123 55,100 24,100
COOPER CAMERON CORP COMMON 216640102 7,693 104,400 X 123 38,400 66,000
COOPER INDS INC COMMON 216669101 14 400 X 123 400
COORS (ADOLPH) CL B COMMON 217016104 3,705 58,640 X 123 51,600 7,040
COORSTEK INC COMMON 217020106 3,394 88,725 X 123 68,900 5,300 14,525
COR THERAPEUTICS INC COMMON 217753102 3,203 51,400 X 123 47,600 3,800
CORN PRODUCTS INTERNATIONAL COMMON 219023108 14,425 634,046 X 123 493,146 6,600 134,300
CORNING INC COMMON 219350105 88,414 297,689 X 123 109,855 8,625 179,209
CORORATE EXECUTIVE BOARD CO COMMON 21988R102 19,546 485,612 X 123 221,612 98,100 165,900
COSINE COMMUNICATIONS INC COMMON 221222102 1,239 22,300 X 123 19,900 2,400
COST PLUS INC CALIFORNIA COMMON 221485105 27,937 927,366 X 123 863,166 64,200
COSTCO WHOLESALE CORP COMMON 22160K105 3,777 108,100 X 123 10,800 97,300
COUNTRYWIDE CR INDS INC COMMON 222372104 20,255 536,550 X 123 494,550 31,200 10,800
COVANCE INC COMMON 222816100 435 53,100 X 123 53,100
COX COMMUNICATIONS INC -CL A COMMON 224044107 187 4,894 X 123 4,894
CRANE CO COMMON 224399105 10,128 442,750 X 123 334,550 5,200 103,000
CRAY RESEARCH SUB DEB CONV CV BND 225224AA2 5,851 214,341 X 123 182,904 18,847 12,590
CREE INC COMMON 225447101 16,841 144,868 X 123 86,468 24,700 33,700
CRITICAL PATH INC COMMON 22674V100 2,770 45,600 X 123 40,300 5,300
CROMPTON CORP COMMON 227116100 142 18,000 X 123 17,750 250
CROSS TIMBERS OIL CO COMMON 227573102 1,220 63,600 X 123 47,100 16,500
CYBERONICS COMMON 23251P102 11,030 514,500 X 123 481,000 33,500
CYPRESS SEMICONDUCTOR COMMON 232806109 31,908 767,705 X 123 509,365 100 258,240
CYPRESS SEMICONDUCTOR SUB CONV CV BND 232806AE9 5,146 97,297 X 123 91,892 5,405
CYTEC INDS COMMON 232820100 11,458 342,666 X 123 274,100 3,600 64,966
INVESTMENT DISCRETION A = SOLE
B = SHARED-AS DEFINED IN INSTR Y
C = SHARED-OTHER
PG 8 FORM 13F NAME OF REPORTING MANAGER LOOMIS SAYLES & CO., INC 09/30/00
VOTING AUTHORITY (SHARES)
ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
INVEST DISCRETION
NAME OF ISSUER CLASS CUSIP MKT VAL SHARES A B C MANAGERS (A)SOLE (B)SHARED (C)NONE
(000) --------- --------- ---------
CYTOGEN CORP COMMON 232824102 182 28,800 X 123 28,800
CYTYC CORP COMMON 232946103 24,720 573,212 X 123 535,512 37,700
DDI CORP /CA COMMON 233162106 17,087 386,150 X 123 176,350 85,100 124,700
DQE INC COMMON 23329J104 5,914 147,400 X 123 75,800 71,600
D.R. HORTON INC COMMON 23331A109 14,574 847,936 X 123 643,421 9,919 194,596
DSP GROUP INC COMMON 23332B106 7,669 205,200 X 123 156,200 4,600 44,400
DTE ENERGY CO COMMON 233331107 57 1,500 X 123 1,500
DVI INC COMMON 233343102 546 28,100 X 123 21,000 7,100
DAILY MAIL & GENERAL TST NV COMMON 2338099A2 257 12,000 X 123 12,000
DAIN RAUSCHER CORP COMMON 233856103 17,512 188,300 X 123 175,300 13,000
DAISYTEK INTL CORP COMMON 234053106 309 49,000 X 123 32,600 16,400
DALLAS SEMICONDUCTOR CORP COMMON 235204104 12,236 372,200 X 123 293,700 3,500 75,000
DANA CORP COMMON 235811106 8,324 387,165 X 123 213,100 174,065
DANAHER CORP COMMON 235851102 1,687 33,906 X 123 11,245 22,661
DARDEN RESTAURANTS INC COMMON 237194105 404 19,400 X 123 4,000 15,400
DAVIS NY VENTURE FUND B MUT FND 239080203 8 254 X 123 254
DAVOX CORP COMMON 239208101 363 36,100 X 123 36,100
DEAN FOODS COMMON 242361103 93 2,800 X 123 2,800
DECORA INDS INC COMMON 243593308 300 X 123 300
DEERE & CO COMMON 244199105 7,274 218,780 X 123 152,420 66,360
DELAWARE GRP TAX FREE USA FD MUT FND 245909106 45 4,202 X 123 4,202
DELL COMPUTER COMMON 247025109 24,889 807,750 X 123 465,700 17,000 325,050
DELPHI AUTO SYSTEMS COMMON 247126105 2,646 174,961 X 123 134,139 2,198 38,624
DELTA AIRLINES COMMON 247361108 62 1,400 X 123 1,400
DELUXE CORP COMMON 248019101 3,124 153,800 X 123 146,800 7,000
DENTSPLY INTERNATIONAL INC COMMON 249030107 168 4,800 X 123 4,800
DEVELOPERS DIVERS REALTY COMMON 251591103 7,894 613,100 X 123 376,150 6,450 230,500
DEVON ENERGY CORP COMMON 25179M103 4,559 75,794 X 123 62,194 13,600
DEVRY INC COMMON 251893103 30,324 805,950 X 123 413,450 140,250 252,250
DEXTER CORP COMMON 252165105 4,544 72,700 X 123 55,300 1,300 16,100
DIAL CORP NEW COMMON 25247D101 123 10,600 X 123 10,600
DIAMOND OFFSHORE DRILLING COMMON 25271C102 180 4,400 X 123 1,400 3,000
DIAMOND OFFSHORE SUB CNV NTS CV BND 25271CAA0 19,172 419,764 X 123 403,714 16,050
DIEBOLD INC COMMON 253651103 3,108 117,000 X 123 106,900 10,100
DIGITAL LIGHTWAVE INC COMMON 253855100 15,840 218,113 X 123 100,113 47,500 70,500
DIGITAL INSIGHT COMMON 25385P106 15,959 444,850 X 123 328,325 39,300 77,225
DIME BANCORP COMMON 25429Q102 1,695 78,600 X 123 78,600
DIONEX CORP COMMON 254546104 9,340 338,100 X 123 265,100 4,400 68,600
THE WALT DISNEY CO COMMON 254687106 112,593 2,943,607 X 123 1,458,422 36,925 1,448,260
DIXIE GROUP INC SUB DEB CONV CV BND 255519AA8 1,486 78,230 X 123 61,087 6,429 10,714
DOMINION RESOURCES BLACK WARRI COMMON 25746Q108 130 8,000 X 123 8,000
DOMINION RES INC VA COMMON 25746U109 2,124 36,581 X 123 22,048 14,533
DONNELLEY RR&SONS COMMON 257867101 830 33,808 X 123 4,500 29,308
DOUBLECLICK INC COMMON 258609304 43 1,350 X 123 1,350
DOVER CORP COMMON 260003108 3,272 69,700 X 123 33,300 36,400
DOW CHEMICAL COMMON 260543103 25,784 1,033,953 X 123 567,615 5,001 461,337
DOW JONES & CO INC COMMON 260561105 48 800 X 123 800
DSL.NET INC COMMON 262506108 48 15,700 X 123 15,700
DUPONT E I COMMON 263534109 13,834 333,853 X 123 173,792 13,000 147,061
DUKE ENERGY CORP COMMON 264399106 2,406 28,062 X 123 16,300 11,762
DUN & BRADSTREET COMMON 26483B106 33,176 963,360 X 123 343,910 619,450
DUNES HOTELS & CASINOS INC COMMON 265440107 25 X 123 25
DURA AUTOMOTIVE SYSTEMS INC COMMON 265903104 3 320 X 123 320
DUPONT PHOTOMASKS INC COMMON 26613X101 10,272 174,840 X 123 138,400 1,700 34,740
DURA PHARMACEUTICALS INC COMMON 26632S109 29,368 830,200 X 123 775,750 54,450
INVESTMENT DISCRETION A = SOLE
B = SHARED-AS DEFINED IN INSTR Y
C = SHARED-OTHER
PG 9 FORM 13F NAME OF REPORTING MANAGER LOOMIS SAYLES & CO., INC 09/30/00
VOTING AUTHORITY (SHARES)
ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
INVEST DISCRETION
NAME OF ISSUER CLASS CUSIP MKT VAL SHARES A B C MANAGERS (A)SOLE (B)SHARED (C)NONE
(000) --------- --------- ---------
DURA PHARMACEUTICALS CVT NTS CV BND 26632SAA7 129,866 2,610,430 X 123 2,229,349 301,788 79,293
DYNEGY INC COMMON 26816Q101 3,341 58,610 X 123 41,210 17,400
ECI TELECOM COMMON 268258100 1,115 36,400 X 123 36,400
E-DENTIST.COM INC COMMON 26841E107 8 20,600 X 123 2,300 18,300
EMC CORP COMMON 268648102 241,872 2,440,069 X 123 1,170,785 53,356 1,215,928
ENSCO INTL INC COMMON 26874Q100 6,763 176,800 X 123 154,500 8,000 14,300
EOG RESOURCES INC COMMON 26875P101 2,154 55,400 X 123 33,600 21,800
EVI INC CONV PFD 5% CV PFD 268939402 37,257 488,938 X 123 451,438 6,250 31,250
ETEC SYSTEMS INC COMMON 26922C103 548 4,400 X 123 4,400
EARTHGRAINS CO COMMON 270319106 482 26,144 X 123 19,100 7,044
EASTMAN CHEMICAL CO COMMON 277432100 17 462 X 123 200 262
EASTMAN KODAK COMMON 277461109 2,299 56,255 X 123 30,980 25,275
EATON CORP COMMON 278058102 43,632 708,029 X 123 257,291 450,738
ECOLAB INC COMMON 278865100 389 10,784 X 123 10,784
ECONNECT INC COMMON 27889S107 2 3,800 X 123 3,800
EDISON INTERNATIONAL COMMON 281020107 3,525 182,500 X 123 25,390 157,110
EDO CORP SUB DEB CONV CV BND 281347AB0 16,900 991,192 X 123 870,736 61,364 59,092
EDUCATION MANAGEMENT CORP COMMON 28139T101 9,108 338,100 X 123 314,950 23,150
J D EDWARDS & CO COMMON 281667105 1,229 47,500 X 123 41,300 6,200
EDWARDS LIFESCIENCES CORP COMMON 28176E108 969 44,431 X 123 16,496 27,935
EINSTEIN/NOAH BAGEL SUB DEB CV CV BND 282577AC9 22,897 1,890,352 X 123 1,622,117 194,118 74,118
EL PASO ENERGY CORP COMMON 283905107 39,050 633,671 X 123 411,509 2,300 219,862
ELAN CORP PLC SPONS ADR ADR 284131208 1,025 18,726 X 123 18,726
ELANTEC SEMICONDUCTOR INC COMMON 284155108 16,837 169,000 X 123 80,800 36,000 52,200
ELECTRIC FUEL CORP COMMON 284871100 16 1,500 X 123 1,500
ELECTRONIC DATA SYSTEMS CORP COMMON 285661104 3,727 89,800 X 123 89,800
ELECTRONICS FOR IMAGING COMMON 286082102 8,129 321,925 X 123 234,925 5,000 82,000
EMCORE CORP COMMON 290846104 16,078 386,700 X 123 179,000 81,400 126,300
EMERGE INTERACTIVE INC CL A COMMON 29088W103 10 X 123 10
EMERSON ELEC COMMON 291011104 62,108 926,978 X 123 479,285 1,100 446,593
EMPRESAS ICA SOC SUB DEB CONV CV BND 292448AC1 31,939 1,784,228 X 123 1,514,243 124,284 145,702
EMUSIC.COM INC COMMON 292476108 1 500 X 123 500
ENERGY FACTORS SUB DEB CONV CV BND 292667AB8 42 2,020 X 123 2,020
ENERGY EAST CORP COMMON 29266M109 5,032 222,400 X 123 173,400 49,000
ENERGIZER HOLDINGS INC COMMON 29266R108 4 166 X 123 166
ENGLEHARD CORP COMMON 292845104 509 31,296 X 123 2,300 28,996
ENNIS BUSINESS FORM COMMON 293389102 436 57,600 X 123 46,300 11,300
ENRON CORP COMMON 293561106 74,508 850,310 X 123 388,160 21,750 440,400
ENTERGY CORP NEW COMMON 29364G103 358 9,600 X 123 2,000 7,600
EQUIFAX INC COMMON 294429105 554 20,550 X 123 9,400 11,150
EQUITY OFFICE PROPERTIES TR COMMON 294741103 2,628 84,600 X 123 58,100 26,500
EQUITY RESIDENTIAL PROPS TR COMMON 29476L107 77 1,600 X 123 1,100 500
EQUITY RESIDTL CVT PFD G 7.25% CV PFD 29476L859 8,961 169,034 X 123 136,896 28,297 3,841
LM ERICSSON ADR 294821400 44 3,000 X 123 400 2,600
ESCO TECHNOLOGIES COMMON 296315104 3 144 X 123 144
ESPEED INC CL A COMMON 296643109 267 9,400 X 123 9,400
ETHYL CORP COMMON 297659104 216 150,000 X 123 150,000
ALCATEL COMMON 2980001A8 173 2,700 X 123 1,700 1,000
ARM HOLDINGS PLC COMMON 2980001B6 101 9,000 X 123 9,000
ASM LITHOGRAPHY HLDG COMMON 2980001C4 142 4,380 X 123 4,380
AXA COMMON 2980001D2 78 600 X 123 600
DATACRAFT ASIA LTD COMMON 2980001T7 125 15,040 X 123 15,040
ERICSSON LM B SHS COMMON 2980002B5 163 10,700 X 123 6,800 3,900
FAST RETAILING CO LTD COMMON 2980002D1 81 400 X 123 400
FUJITSU SUPPORT AND SERVICE COMMON 2980002H2 60 500 X 123 500
INVESTMENT DISCRETION A = SOLE
B = SHARED-AS DEFINED IN INSTR Y
C = SHARED-OTHER
PG 10 FORM 13F NAME OF REPORTING MANAGER LOOMIS SAYLES & CO., INC 09/30/00
VOTING AUTHORITY (SHARES)
ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
INVEST DISCRETION
NAME OF ISSUER CLASS CUSIP MKT VAL SHARES A B C MANAGERS (A)SOLE (B)SHARED (C)NONE
(000) --------- --------- ---------
NEC CORP COMMON 2980003B4 114 5,000 X 123 5,000
NOKIA OYJ COMMON 29849EUR2 122 3,020 X 123 1,920 1,100
CELESTICA INC COMMON 2987009G2 131 1,900 X 123 1,900
LOXLEY PUBLIC CO EURO CONV CV BND 2987009J6 21,631 3,738,733 X 123 3,483,623 18,667 236,444
SSANGYONG OIL REFNG SUB CONV CV BND 2987010A2 11,585 2,433,704 X 123 1,959,078 180,956 293,670
THERMO TERRATECH EURO CONV CV BND 2987010H7 13,833 1,011,634 X 123 926,728 37,736 47,170
SAMSUNG DISPLAY DEVICES CONV CV BND 2987010Z7 3,844 325,467 X 123 290,200 35,267
BURNS PHILP EURO CONV CV BND 2987020Q5 21,143 9,782,528 X 123 9,202,325 45,806 534,398
SIAM COMMERCIAL BK EURO CONV CV BND 2987020R3 8,012 1,878,728 X 123 1,506,640 142,891 229,197
FEDERAL RLTY INVS TR CONV EURO CV BND 2987021Q4 29,968 4,804,830 X 123 4,311,778 354,164 138,888
FMC CORP EURO CONV CV BND 2987021Z4 4,824 1,876,030 X 123 1,876,030
MBI FINANCE LTD EURO CONV CV BND 2987022N0 8,218 2,310,061 X 123 2,310,061
CML GROUP CONV EURO CV BND 2987023T6 9 565,787 X 123 479,933 56,914 28,940
SAPPI FINANCE EURO CONV CV BND 2987024I9 6,159 1,366,875 X 123 1,366,875
FLI CAPITAL C I REG EURO CONV CV BND 2987027A3 7,056 14,148,359 X 123 14,031,431 116,929
BANGKOK BANK PUB EURO CONV CV BND 2987027D7 66,180 14,271,104 X 123 12,180,559 963,937 1,126,608
OGDEN SUB DEB CONV EURO CV BND 298703018 26,650 752,762 X 123 736,124 16,638
OGDEN CORP CVT SUB EURO CV BND 298703026 4,119 122,581 X 123 122,581
SIAM COMMERCIAL BANK FOR REG COMMON 2987038G7 75 197,000 X 123 197,000
SAMSUNG ELECTRON EURO CONV CV BND 2987039B7 187 4,492 X 123 4,492
THERMEDICS INC CONV ZERO CPN CV BND 2987042N6 1,536 67,165 X 123 56,455 10,710
STB CAYMAN CAPITAL LTD CVT CV BND 2987043P0 5,745 1,478,375,971 X 123 1,478,375,971
APP FIN VII MAURIUS EURO CONV CV BND 2987043V7 29,988 3,389,743 X 123 3,025,912 165,907 197,924
SIAM COMMERCIAL BANK WTS WTS 298705146 31 429,000 X 123 150,000 150,000 129,000
SOFTBANK CORP COMMON 298705310 93 1,000 X 123 1,000
SHIRE PHARMACEUTICALS GROUP COMMON 298705377 64 3,700 X 123 3,700
BATM ADVANCED COMM COMMON 2987054C5 141 15,000 X 123 15,000
PT INDAH KIAT PULP & PAPER COMMON 29871A136 1,576 11,823,000 X 123 3,169,000 8,654,000
TOTAL ACCESS COMMUNICATION COMMON 29871A151 1,734 516,000 X 123 256,000 260,000
SAMSUNG ELECTRON COMMON 29871A425 290 1,600 X 123 800 800
DATATEC LIMITED COMMON 29871A540 191 25,099 X 123 25,099
PACIFIC CENTURY CYBERWORKS COMMON 29871A797 104 92,000 X 123 92,000
NORTEL NETWORKS CORP COMMON 29871A888 98 1,640 X 123 1,640
VENTURE MFG (SINGAPORE) LTD COMMON 29871A920 183 19,000 X 123 12,000 7,000
ENEA DATA AB COMMON 29871A979 113 19,650 X 123 19,650
ADVA AG OPTICAL NETWORKING COMMON 29871A995 161 1,700 X 123 1,000 700
LOGICA PLC COMMON 29871B126 177 5,400 X 123 5,400
THERMO ELECTRON EURO CONV REGS CV BND 29871B175 142 3,968 X 123 3,968
ROHM COM LTD COMMON 29871B290 137 500 X 123 500
CELLTECH GROUP PLC COMMON 29871B522 71 3,600 X 123 3,600
PSION PLC COMMON 29871B555 180 16,500 X 123 16,500
CREDIT SUISSE GROUP REG COMMON 29871B837 75 400 X 123 400
TELEVISION BROADCAST LTD COMMON 29871B886 108 18,000 X 123 18,000
ORBOTECH LTD COMMON 29871B993 148 2,700 X 123 2,700
PARTHUS TECHNOLOGIES PLC-W/I COMMON 29871C207 113 28,700 X 123 28,700
SUZUKEN CO LTD COMMON 29871C231 79 1,900 X 123 1,900
MARUWA CO LTD COMMON 29871C280 206 5,700 X 123 3,600 2,100
SANYO ELECTRIC CO LTD COMMON 29871C322 237 27,000 X 123 16,000 11,000
MEITEC CORPORATION FIRST SECTI COMMON 29871C330 93 2,000 X 123 2,000
ANRITSU CORP COMMON 29871C876 250 9,000 X 123 6,000 3,000
CRESCO LIMITED COMMON 29871D197 110 1,600 X 123 1,600
SANOFI SYNTHELABO SA COMMON 29871D239 113 2,100 X 123 2,100
CMK CORP COMMON 29871D247 180 9,000 X 123 6,000 3,000
ARC INTL PLC COMMON 29871D262 244 40,500 X 123 22,000 18,500
KONAMI CORP COMMON 29871D437 116 1,400 X 123 1,400
INVESTMENT DISCRETION A = SOLE
B = SHARED-AS DEFINED IN INSTR Y
C = SHARED-OTHER
PG 11 FORM 13F NAME OF REPORTING MANAGER LOOMIS SAYLES & CO., INC 09/30/00
VOTING AUTHORITY (SHARES)
ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
INVEST DISCRETION
NAME OF ISSUER CLASS CUSIP MKT VAL SHARES A B C MANAGERS (A)SOLE (B)SHARED (C)NONE
(000) --------- --------- ---------
SK TELECOM COMMON 29871D577 129 530 X 123 530
PHILIPS ELECTRONICS NV COMMON 298EUR116 99 2,300 X 123 2,300
MARSCHOLLEK LAUTENSCHLAEGER COMMON 298EUR124 60 400 X 123 400
EXAR CORP COMMON 300645108 55,302 457,040 X 123 379,190 23,400 54,450
EXELIXIS INC COMMON 30161Q104 22,632 721,350 X 123 538,450 60,650 122,250
EXFO ELECTRO OPITCAL ENGINEERI COMMON 302043104 7,358 168,900 X 123 77,850 36,950 54,100
EXIDE CORP 144A CVT SUB NTS P/ CV BND 302051AF4 85,432 2,305,240 X 123 2,088,548 162,738 53,953
EXODUS COMMUNICATIONS INC COMMON 302088109 2,212 44,800 X 123 43,400 1,400
EXTREME NETWORKS INC COMMON 30226D106 6,744 58,900 X 123 52,700 6,200
EXXON MOBIL CORP COMMON 30231G102 255,244 2,863,891 X 123 1,616,160 21,450 1,226,281
FPA PARAMOUNT FUND MUT FND 302546106 50 6,783 X 123 6,783
FPA PERENNIAL FUND MUT FND 302548102 108 5,388 X 123 5,388
FPL GROUP INC COMMON 302571104 4,343 66,059 X 123 39,700 26,359
FAIRCHILD SEMICOLON INTL -A COMMON 303726103 633 22,500 X 123 1,800 20,700
FAMILY DOLLAR STORES INC COMMON 307000109 13,073 679,100 X 123 552,700 126,400
FARGO ELECTRONICS COMMON 30744P102 132 21,300 X 123 21,300
FARMER BROS CO COMMON 307675108 18 100 X 123 100
FEDERAL HM LN MTG COMMON 313400301 30,798 569,683 X 123 393,502 26,400 149,781
FEDERAL NATL MTG COMMON 313586109 145,250 2,031,464 X 123 1,157,360 3,300 870,804
FEDERAL REALTY INVS TRUST COMMON 313747206 71 3,700 X 123 3,700
FEDERAL SIGNAL CORP COMMON 313855108 809 40,700 X 123 24,800 15,900
FEDERATED DEPT STORES COMMON 31410H101 70,310 2,691,280 X 123 1,640,815 5,200 1,045,265
FEDERATED INVESTORS INC CL-B COMMON 314211103 15,597 630,200 X 123 497,250 4,500 128,450
FEDEX CORP COMMON 31428X106 41 930 X 123 600 330
FERRO CORP COMMON 315405100 6,382 334,800 X 123 259,500 4,000 71,300
FIDELITY ADVISOR EQUITY GR FD MUT FND 315805200 381 5,303 X 123 5,303
FIDELITY INTL GR & INC FD MUT FND 315910208 46 1,647 X 123 1,647
FIDELITY DIVERSIFIED INTL FD MUT FND 315910802 47 1,975 X 123 1,975
FIDELITY U S EQUITY INDEX MUT FND 315911206 113 2,217 X 123 2,217
FIDELITY SPART TOTAL MKT IDX MUT FND 315911404 1,292 34,329 X 123 5,890 28,439
FIDELITY SPART MARKET INDEX MUT FND 315912204 407 4,108 X 123 3,930 178
FIDELTIY EQUITY INC II FD MUT FND 316145101 44 1,555 X 123 1,555
FIDELITY SELECT DEVEL COMM FD MUT FND 316390566 97 1,412 X 123 1,412
FIDELITY SEL SOFTWARE & CMPTRS MUT FND 316390822 81 820 X 123 820
FIDELITY SELECT ELECTRS MUT FND 316390863 108 1,078 X 123 1,078
FIDELITY SELECT COMPUTERS MUT FND 316390871 79 712 X 123 712
FIFTH THIRD BANCORP COMMON 316773100 2,509 46,562 X 123 600 45,962
FILENET CORP COMMON 316869106 893 49,100 X 123 41,000 8,100
FINISAR CORP COMMON 31787A101 3,662 75,700 X 123 68,000 7,700
FINOVA GROUP INC COMMON 317928109 4,626 638,026 X 123 158,575 479,451
FINOVA FINANCE 5.5% PFD CVT CV PFD 31808E207 3,234 189,949 X 123 180,369 9,580
FIRST COMMONWEALTH FINL CORP COMMON 319829107 36 3,728 X 123 3,728
FIRST DATA CORP COMMON 319963104 73,273 1,875,785 X 123 986,390 3,850 885,545
FIRST MIDWEST BANCORP INC COMMON 320867104 11,374 427,200 X 123 326,200 5,850 95,150
FIRST NATL BANCORP ILL COMMON 320920101 1,134 16,800 X 123 16,800
FST HLTH GRP COMMON 320960107 822 25,500 X 123 19,300 6,200
FIRST SECURITY CORP DEL COMMON 336294103 212 13,000 X 123 13,000
FIRST TENN NATL COR COMMON 337162101 1,227 60,054 X 123 20,500 39,554
FIRST TR INSD MUN BDS UT 39S COMMON 33733W484 1 5 X 123 5
FIRST TR INSD MUN BDS UT 169 MUT FND 33734U594 19 20 X 123 20
FIRST UNION CORP COMMON 337358105 298 9,255 X 123 7,854 1,401
FIRST VIRGINIA BKS COMMON 337477103 115 2,700 X 123 450 2,250
FIRSTAR CORP (NEW) COMMON 33763V109 8,145 364,042 X 123 7,550 356,492
FISERV INC COMMON 337738108 9,356 156,257 X 123 56,650 99,607
FIRSTENERGY COMMON 337932107 8 300 X 123 300
INVESTMENT DISCRETION A = SOLE
B = SHARED-AS DEFINED IN INSTR Y
C = SHARED-OTHER
PG 12 FORM 13F NAME OF REPORTING MANAGER LOOMIS SAYLES & CO., INC 09/30/00
VOTING AUTHORITY (SHARES)
ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
INVEST DISCRETION
NAME OF ISSUER CLASS CUSIP MKT VAL SHARES A B C MANAGERS (A)SOLE (B)SHARED (C)NONE
(000) --------- --------- ---------
FLEET BOSTON FINL CORP COMMON 339030108 134,651 3,452,586 X 123 1,745,908 3,934 1,702,744
FLORIDA PROGRESS COMMON 341109106 26 500 X 123 500
FLUOR CORP COMMON 343861100 297 9,900 X 123 9,900
FORD MOTOR CO COMMON 345370860 566 22,366 X 123 1,500 20,866
FOREST LABS COMMON 345838106 3,097 27,000 X 123 22,400 1,400 3,200
FORRESTER RESEARCH COMMON 346563109 23,195 363,850 X 123 173,500 72,300 118,050
FORT JAMES CORP COMMON 347471104 1,990 65,100 X 123 65,100
FORTUNE BRANDS INC COMMON 349631101 3,835 144,700 X 123 99,000 45,700
FOSSIL INC COMMON 349882100 8,973 674,000 X 123 534,700 8,600 130,700
FOUNDATION HEALTH SYSTEMS CL A COMMON 350404109 153 9,200 X 123 1,100 8,100
FOX ENTERTAINMENT GRP COMMON 35138T107 5 200 X 123 200
FRANKLIN (AGE) HI INC CL I MUT FND 353538101 2 966 X 123 966
FRANKLIN RESOURCES COMMON 354613101 78 1,750 X 123 400 1,350
FRANKLIN UNIVERSAL TRUST Closed E 355145103 3 371 X 123 371
FRED'S INC COMMON 356108100 233 10,400 X 123 5,400 5,000
FREEMARKETS INC COMMON 356602102 5,758 100,800 X 123 61,200 39,600
FRESENIUS MEDICAL CARE ADR ADR 358029106 38 1,258 X 123 1,258
FRIEDMAN BILLING RAMSEY CL A COMMON 358433100 33 3,500 X 123 1,500 2,000
FURNITURE BRANDS INTL INC COMMON 360921100 2,590 155,800 X 123 144,500 11,300
GATX CORP COMMON 361448103 28,132 671,800 X 123 525,100 6,400 140,300
GSI LUMONICS INC COMMON 36229U102 16,226 983,400 X 123 918,850 64,550
GABELLI EQUITY TRUST MUT FND 362397101 22 X 123 22
GABELLI GLOBAL MUTIMEDIA TR MUT FND 36239Q109 2 X 123 2
GABELLI UTILITY TRUST Closed E 36240A101 1 X 123 1
GALLAGHER A J COMMON 363576109 24,206 409,400 X 123 309,100 3,900 96,400
GANNETT CO COMMON 364730101 38,363 723,834 X 123 454,834 7,600 261,400
GAP INC COMMON 364760108 257 12,775 X 123 1,200 11,575
GARDNER DENVER INC COMMON 365558105 3,794 233,500 X 123 168,800 6,100 58,600
GARTNER GROUP INC CL A COMMON 366651107 30 2,600 X 123 2,600
GARTNER GROUP INC CL B COMMON 366651206 14 X 123 14
GATEWAY INC COMMON 367626108 1,744 37,300 X 123 21,800 15,500
GAYLORD CONTAINER CORP CL A COMMON 368145108 99 58,900 X 123 45,100 13,800
GEMSTAR- TV GUIDE INTL INC COMMON 36866W106 3,365 38,600 X 123 34,300 4,300
GENCORP INC COMMON 368682100 62 7,600 X 123 900 6,700
GENENTECH INC COMMON 368710406 53,229 286,660 X 123 119,285 11,225 156,150
GENERAL COMMUNICATION CL A COMMON 369385109 107 15,000 X 123 15,000
GEN DYNAMICS COMMON 369550108 46,624 742,280 X 123 616,480 1,800 124,000
GENERAL ELECTRIC COMMON 369604103 234,437 4,063,914 X 123 1,832,453 58,346 2,173,115
GEN MILLS COMMON 370334104 3,419 96,315 X 123 32,300 64,015
GENERAL MOTORS CORP COMMON 370442105 40,534 623,598 X 123 198,109 4,200 421,289
GEN MOTORS CL H COMMON 370442832 22,690 610,280 X 123 383,262 750 226,268
GENESCO INC COMMON 371532102 2,779 164,100 X 123 115,200 4,500 44,400
GENTA INC COMMON 37245M207 1 100 X 123 100
GENUINE PARTS COMMON 372460105 122 6,394 X 123 225 6,169
GENZYME CORP -GENL DIVISION COMMON 372917104 157 2,300 X 123 2,300
GENZYME CORP TISSUE REPAIR COMMON 372917401 60 X 123 60
GENZYME -MOLECULAR ONCOLOGY COMMON 372917500 3 248 X 123 248
GENZYME SURGICAL PRODUCTS COMMON 372917609 3 411 X 123 411
GEORGIA PAC COMMON 373298108 16,384 697,194 X 123 277,570 419,624
GEORGIA-PACIFIC (TIMBER GRP) COMMON 373298702 8,625 320,935 X 123 138,400 182,535
GIANT CEMENT HLD INC COMMON 374450104 311 10,100 X 123 10,100
GILEAD SCIENCES INC COMMON 375558103 2,424 22,100 X 123 21,000 1,100
GILLETTE CO COMMON 375766102 3,714 120,284 X 123 55,238 65,046
GLAXO WELLCOME PLC ADR ADR 37733W105 786 13,000 X 123 11,000 2,000
GLOBAL INDUSTRIES LTD COMMON 379336100 180 14,400 X 123 14,400
INVESTMENT DISCRETION A = SOLE
B = SHARED-AS DEFINED IN INSTR Y
C = SHARED-OTHER
PG 13 FORM 13F NAME OF REPORTING MANAGER LOOMIS SAYLES & CO., INC 09/30/00
VOTING AUTHORITY (SHARES)
ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
INVEST DISCRETION
NAME OF ISSUER CLASS CUSIP MKT VAL SHARES A B C MANAGERS (A)SOLE (B)SHARED (C)NONE
(000) --------- --------- ---------
GLOBESPAN INC COMMON 379571102 31,871 261,235 X 123 124,235 9,600 127,400
GLYCOMED INC SUB DEB CONV CV BND 380002AA3 22,822 1,062,410 X 123 789,785 232,089 40,535
GOLDEN WEST FINL COMMON 381317106 9,438 176,000 X 123 149,700 8,400 17,900
GOLDMAN SACHS GROUP COMMON 38141G104 5,784 50,767 X 123 26,145 4,200 20,422
GOVTS SECS INC FD GNMA F MUT FND 383743598 1 48,169 X 123 48,169
W R GRACE & CO COMMON 38388F108 1,745 253,875 X 123 59,600 194,275
GRADCO SYSTEMS INC COMMON 384111100 94 X 123 94
GRAINGER W W COMMON 384802104 142 5,400 X 123 2,000 3,400
GRANT PRIDECO INC COMMON 38821G101 259 11,786 X 123 1,805 9,981
GRAPHIC PACKAGING INTL CORP COMMON 388690109 104 49,100 X 123 49,100
GREAT LAKES CHEM COMMON 390568103 11,363 387,650 X 123 300,000 4,100 83,550
GREAT PLAINS SOFTWARE COMMON 39119E105 8,103 288,100 X 123 222,800 4,200 61,100
GROUP 1 SOFTWARE COMMON 39943Y103 1 36 X 123 36
GRUPO TELEVISA SA SPON ADR ADR 40049J206 156 2,700 X 123 2,700
GUCCI GROUP ADR ADR 401566104 20 200 X 123 200
GUIDANT CORP COMMON 401698105 13,613 192,582 X 123 47,690 144,892
GULF CANADA RES LTD -ORD COMMON 40218L305 32 6,000 X 123 6,000
GULFMARK OFFSHORE INC COMMON 402629109 764 26,000 X 123 26,000
H & Q HEALTHCARE INVESTORS FD Closed E 404052102 347 9,596 X 123 9,596
HCA - THE HEALTHCARE CO COMMON 404119109 50 1,352 X 123 700 652
HCC INSURANCE HLDG COMMON 404132102 258 12,700 X 123 12,700
HEALTH & RETIREMENT PROP TR COMMON 40426W101 73 10,408 X 123 10,000 408
HSB GROUP INC COMMON 40428N109 12,595 313,900 X 123 243,400 4,200 66,300
HAIN CELESTIAL GROUP COMMON 405217100 21,819 621,179 X 123 563,579 6,400 51,200
HALL KINION & ASSOCIATES INC COMMON 406069104 13,477 473,900 X 123 441,450 32,450
HALLIBURTON CO COMMON 406216101 22,100 451,590 X 123 313,740 26,400 111,450
HAMILTON BANCORP INC COMMON 407013101 178 10,500 X 123 2,700 7,800
JOHN HANCOCK FINANCIAL SVCS COMMON 41014S106 29,958 1,114,715 X 123 971,015 4,400 139,300
HANOVER COMPRESSOR CO COMMON 410768105 11,369 345,156 X 123 159,956 74,650 110,550
HARCOURT GENERAL COMMON 41163G101 19,867 336,730 X 123 246,800 3,750 86,180
HARLAND JOHN H CO COMMON 412693103 519 33,900 X 123 20,100 13,800
HARLEY DAVIDSON COMMON 412822108 5,084 106,200 X 123 87,000 7,500 11,700
HARMAN INTL COMMON 413086109 13,584 347,400 X 123 269,000 4,800 73,600
HARNISCHFEGER INDS COMMON 413345109 2 7,000 X 123 7,000
HARRAH'S ENTERTAINMENT INC COMMON 413619107 22,063 802,280 X 123 636,180 2,500 163,600
OAKMARK INTL FUND MUT FND 413838202 521 33,803 X 123 33,803
HARRIS CORP COMMON 413875105 16,818 591,400 X 123 390,000 4,200 197,200
HARSCO CORP COMMON 415864107 8,437 382,400 X 123 308,100 3,400 70,900
HARTE HANKS INC COMMON 416196103 18,026 661,500 X 123 500,400 6,400 154,700
HARTFORD FINANCIAL SVCS GRP COMMON 416515104 28,149 385,938 X 123 289,413 1,000 95,525
HASBRO INC COMMON 418056107 30,135 2,634,719 X 123 1,225,456 67,400 1,341,863
HEALTH CARE PPTYS INV COMMON 421915109 4,921 166,100 X 123 99,300 3,200 63,600
HEALTHSOUTH CORP COMMON 421924101 7,387 909,200 X 123 905,300 3,900
HEALTHSOUTH CORP SUB CONV DEB CV BND 421924AF8 87,713 2,851,063 X 123 2,662,721 151,946 36,396
HEALTH MGMT ASSOC COMMON 421933102 23,008 1,105,500 X 123 894,500 8,900 202,100
HEALTHCARE REALTY TRUST INC COMMON 421946104 1,341 63,462 X 123 41,014 22,448
HEINZ H J COMMON 423074103 206 5,550 X 123 2,750 2,800
HELLER FINANCIAL INC COMMON 423328103 17,177 601,400 X 123 474,200 6,400 120,800
HERSHEY FOODS CORP COMMON 427866108 276 5,100 X 123 200 4,900
HERTZ CORP CL A COMMON 428040109 1,340 42,200 X 123 42,000 200
HEWLETT PACKARD COMMON 428236103 48,327 498,219 X 123 293,722 3,000 201,497
HEXCEL SUB DEB CONV CV BND 428290AA8 12,750 540,786 X 123 467,544 67,220 6,022
HEXCEL CORP SUB CONV NTS CV BND 428291AA6 25,868 1,636,179 X 123 1,397,407 197,660 41,113
HILTON HOTELS CVT SUB NTS CV BND 432848AL3 31,589 1,686,549 X 123 1,274,871 398,143 13,535
HINES HORTICULTURE INC COMMON 433245107 3 600 X 123 600
INVESTMENT DISCRETION A = SOLE
B = SHARED-AS DEFINED IN INSTR Y
C = SHARED-OTHER
PG 14 FORM 13F NAME OF REPORTING MANAGER LOOMIS SAYLES & CO., INC 09/30/00
VOTING AUTHORITY (SHARES)
ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
INVEST DISCRETION
NAME OF ISSUER CLASS CUSIP MKT VAL SHARES A B C MANAGERS (A)SOLE (B)SHARED (C)NONE
(000) --------- --------- ---------
HOME DEPOT COMMON 437076102 24,822 467,797 X 123 276,571 400 190,826
HOMESTORE.COM COMMON 437852106 12,253 262,100 X 123 187,100 75,000
HON INDUSTRIES COMMON 438092108 3,017 122,500 X 123 97,900 24,600
HONEYWELL INTERNATIONAL INC COMMON 438516106 8,741 245,373 X 123 182,183 11,400 51,790
HOOPER HOLMES INC COMMON 439104100 6,712 705,700 X 123 513,600 11,500 180,600
HOUGHTON MIFFLIN CO COMMON 441560109 7,418 189,000 X 123 156,400 2,300 30,300
HOUSEHOLD INTL INC COMMON 441815107 50,817 897,430 X 123 534,730 1,600 361,100
HUBBELL INC CL B COMMON 443510201 336 13,402 X 123 13,402
HUDSON UNITED BANCORP COMMON 444165104 16,167 585,221 X 123 455,292 5,718 124,211
HUMAN GENOME SCIENCE COMMON 444903108 2,701 15,600 X 123 14,100 1,500
HUMAN GENOME CVTS 144A W/RTS CV BND 444903AG3 51,426 242,397 X 123 209,977 26,484 5,936
HUNTINGTON BANCSHARES COMMON 446150104 856 58,262 X 123 27,044 31,218
HUTCHINSON TECH COMMON 448407106 497 23,600 X 123 17,000 6,600
HUTCHINSON TECH CONV CV BND 448407AC0 15,772 620,734 X 123 520,453 88,288 11,993
HUTTIG BUILDING PRODUCTS COMMON 448451104 4 943 X 123 678 265
HVIDE MARINE INC COMMON 44851M109 45,655 5,987,594 X 123 5,442,208 382,930 162,456
HVIDE MARINE INC WTS A WTS 44851M117 142 56,947 X 123 51,424 4,030 1,493
HVIDE MARINE 144A WTS 6/30/07 WTS 44851M125 314 156,777 X 123 140,538 11,994 4,245
HYPERION SOLUTIONS CORP COMMON 44914M104 1,273 49,200 X 123 45,900 3,300
IBP INC COMMON 449223106 795 43,400 X 123 23,300 20,100
ICOS CORP COMMON 449295104 27 500 X 123 500
IDEC PHARMACEUTICALS CORP COMMON 449370105 3,297 18,800 X 123 17,400 1,400
IMC GLOBAL INC COMMON 449669100 10,227 705,300 X 123 557,200 8,500 139,600
IMCO RECYCLING INC COMMON 449681105 83 13,800 X 123 2,300 11,500
IMS HEALTH INC COMMON 449934108 1,160 55,900 X 123 3,500 52,400
I-STAT CORP COMMON 450312103 11 500 X 123 500
ITC DELTACOM INC COMMON 45031T104 7,441 647,050 X 123 509,800 6,700 130,550
IDACORP INC COMMON 451107106 236 5,100 X 123 5,100
IDEXX LABORATORIES INC COMMON 45168D104 15,023 561,600 X 123 452,500 6,800 102,300
ILEX ONCOLOGY INC COMMON 451923106 10,657 353,753 X 123 330,703 23,050
ILLINOIS TOOL WORKS INC COMMON 452308109 9,514 170,277 X 123 82,484 87,793
ILLUMINA INC COMMON 452327109 9,500 209,375 X 123 187,525 1,400 20,450
IMATION CORP COMMON 45245A107 30 1,623 X 123 29 1,594
IMCLONE SYSTEMS COMMON 45245W109 2,411 20,600 X 123 19,100 1,500
IMMUNEX CORP COMMON 452528102 17 400 X 123 400
IMMUNOGEN INC COMMON 45253H101 7,849 229,600 X 123 214,600 15,000
IMPERIAL CREDIT INDUSTRIES COMMON 452729106 81 51,100 X 123 11,500 39,600
INCO LTD CVT DEBS CV BND 453258AH8 6,005 178,825 X 123 175,165 3,660
INFORMIX CORP COMMON 456779107 962 233,100 X 123 193,800 39,300
INFOSPACE.COM INC COMMON 45678T102 79 2,600 X 123 2,600
INGERSOLL RAND CO COMMON 456866102 5,135 151,601 X 123 133,300 18,301
INFORMATION RESOURCES INC COMMON 456905108 522 76,600 X 123 59,800 16,800
INRANGE TECHNOLOGIES CORP COMMON 45769V206 2,555 48,200 X 123 43,300 4,900
INTEGRAL SYSTEMS INC MD COMMON 45810H107 27 1,600 X 123 1,600
INTEGRATED DEVICE TECH INC COMMON 458118106 12,996 143,600 X 123 116,600 1,600 25,400
INTEGRATED PROCESS EQUIP CONV CV BND 45812KAD0 1,621 64,102 X 123 64,102
INTEGRATED SYSTEMS INC COMMON 45812M104 398 10,500 X 123 500 10,000
INTEGRATED SILICON SOLUTION COMMON 45812P107 1,060 74,700 X 123 55,700 6,250 12,750
INTEL CORP COMMON 458140100 139,382 3,353,553 X 123 1,409,804 44,850 1,898,899
INTER-TEL INC COMMON 458372109 513 45,100 X 123 33,900 11,200
INTERLOGIX INC COMMON 458763109 72 5,400 X 123 5,400
INTERMEDIA COMMUNICATIONS COMMON 458801107 11,608 393,475 X 123 341,500 1,825 50,150
IBM COMMON 459200101 135,787 1,206,998 X 123 682,245 11,400 513,353
INTL FLAV & FRAG COMMON 459506101 68 3,750 X 123 3,750
INTL MULTIFOODS CORP COMMON 460043102 5,739 330,300 X 123 255,200 3,300 71,800
INVESTMENT DISCRETION A = SOLE
B = SHARED-AS DEFINED IN INSTR Y
C = SHARED-OTHER
PG 15 FORM 13F NAME OF REPORTING MANAGER LOOMIS SAYLES & CO., INC 09/30/00
VOTING AUTHORITY (SHARES)
ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
INVEST DISCRETION
NAME OF ISSUER CLASS CUSIP MKT VAL SHARES A B C MANAGERS (A)SOLE (B)SHARED (C)NONE
(000) --------- --------- ---------
INTL PAPER COMMON 460146103 995 34,686 X 123 16,250 18,436
INTERNATIONAL RECTIFIER CORP COMMON 460254105 12,686 251,200 X 123 194,400 2,100 54,700
INTERNET CAPITAL GROUP INC COMMON 46059C106 16 900 X 123 900
INTERNET HOLDRS TRUST COMMON 46059W102 10 100 X 123 100
INTERPUBLIC GROUP COS INC COMMON 460690100 14 400 X 123 400
INTERSTATE BAKERIES COMMON 46072H108 6,518 445,700 X 123 319,700 6,900 119,100
INTERNET.COM CORP COMMON 460967102 8,038 259,800 X 123 243,000 16,800
INTEVAC INC SUB CONV NTS CV BND 461148AC2 5,451 532,557 X 123 439,466 48,485 44,606
AMERICAN FDS IVEST CO OF AMER MUT FND 461308108 797 24,423 X 123 24,423
INVESTMENT TECHNOLOGY GROUP COMMON 46145F105 10,895 272,800 X 123 219,500 2,800 50,500
INVESTORS FINANCIAL SVCS CORP COMMON 461915100 4,930 78,100 X 123 59,400 18,700
I2 TECHNOLOGIES INC COMMON 465754109 28,694 153,395 X 123 76,395 7,000 70,000
IVANHOE ENERGY INC COMMON 465790103 5 1,000 X 123 1,000
IVEX PACKAGING CORP COMMON 465855104 134 13,700 X 123 13,700
MACKENZIE IVY INTL FD CL A MUT FND 465903102 35 956 X 123 956
JDS UNIPHASE CORP COMMON 46612J101 63,367 669,224 X 123 273,245 15,125 380,854
JNI CORP COMMON 46622G105 14,552 163,500 X 123 75,900 35,400 52,200
JABIL CIRCUIT INC COMMON 466313103 3,104 54,700 X 123 50,600 4,100
JACOBSON'S STORE SUB CONV DEB CV BND 469834AC9 3,887 185,937 X 123 179,815 6,122
JANUS FUND MUT FND 471023101 128 2,805 X 123 2,805
JANUS WORLDWIDE FUND MUT FND 471023309 787 10,664 X 123 10,664
JANUS GLOBAL TECHNOLOGY FUND MUT FND 471023663 177 5,753 X 123 5,753
JEFFERSON PILOT COMMON 475070108 14 200 X 123 200
JOHNSON & JOHNSON COMMON 478160104 12,097 128,776 X 123 32,500 96,276
JOHNSON CONTROLS COMMON 478366107 3,830 72,000 X 123 71,700 300
JONES APPAREL GROUP INC COMMON 480074103 11 402 X 123 402
JUNIPER NETWORKS COMMON 48203R104 38,297 174,920 X 123 72,920 6,100 95,900
KLA-TENCOR CORPORATION COMMON 482480100 8 200 X 123 200
KMART CORP COMMON 482584109 20 3,400 X 123 1,300 2,100
KAMAN CORP SUB DEB CONV CV BND 483548AC7 1,463 74,572 X 123 74,572
KANSAS CITY PWR & LT COMMON 485134100 5 200 X 123 200
KANSAS CITY SOUTHERN INDS COMMON 485170302 26 3,000 X 123 3,000
KAYNE ANDERSON SM-MID CAP MUT FND 486607203 46 2,937 X 123 2,937
KAYNE INTL RISING DVDS FD MUT FND 486607302 98 5,617 X 123 5,617
KEANE INC COMMON 486665102 70 4,000 X 123 4,000
KEITHLEY INSTRUMENTS INC COMMON 487584104 23,051 329,300 X 123 307,800 21,500
KELLOGG CO COMMON 487836108 15 600 X 123 600
UNITS KEMPER TE INSD INCM #A-9 MUT FND 488902362 9 50 X 123 50
KENT ELECTRONICS CORP COMMON 490553104 11,465 480,200 X 123 373,200 6,400 100,600
KENT ELECTRONIC SUB DEB CONV CV BND 490553AA2 101,882 2,495,565 X 123 2,273,172 149,709 72,684
KERR MCGEE COMMON 492386107 5,940 89,664 X 123 56,484 33,180
KERR-MCGEE CVT SUB DEBS CV BND 492386AL1 12,476 119,910 X 123 93,973 21,220 4,716
KEY ENERGY GROUP COMMON 492914106 2,281 232,500 X 123 232,500
KEY ENERGY SVCS CVT SUB NTS CV BND 492914AF3 62,764 1,976,024 X 123 1,645,193 290,000 40,831
KEYCORP (NEW) COMMON 493267108 16,360 646,333 X 123 253,014 393,319
KEYSPAN ENERGY COMMON 49337W100 237 5,900 X 123 1,700 4,200
KIMBERLY CLARK COMMON 494368103 132,334 2,371,039 X 123 1,308,936 15,225 1,046,878
KING PHARMACEUTICALS INC COMMON 495582108 34 1,012 X 123 1,012
KINROSS GOLD CORP COMMON 496902107 39 X 123 39
KMART FIN CONV PFD 7.75% CV PFD 498778208 20,203 2,163,645 X 123 1,546,651 507,662 109,332
KNIGHT RIDDER INC COMMON 499040103 30 600 X 123 600
KNIGHT TRADING GROUP INC COMMON 499063105 76 2,100 X 123 2,100
KOHLS CORP COMMON 500255104 13,599 235,735 X 123 60,095 8,500 167,140
PHILIPS ELECTRONICS -NY REG SH ADR 500472303 59,575 1,401,756 X 123 1,043,120 2,933 355,703
KOPIN CORP COMMON 500600101 1,823 101,270 X 123 75,170 8,950 17,150
INVESTMENT DISCRETION A = SOLE
B = SHARED-AS DEFINED IN INSTR Y
C = SHARED-OTHER
PG 16 FORM 13F NAME OF REPORTING MANAGER LOOMIS SAYLES & CO., INC 09/30/00
VOTING AUTHORITY (SHARES)
ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
INVEST DISCRETION
NAME OF ISSUER CLASS CUSIP MKT VAL SHARES A B C MANAGERS (A)SOLE (B)SHARED (C)NONE
(000) --------- --------- ---------
KOS PHARMACEUTICALS INC COMMON 500648100 99 5,000 X 123 5,000
KROGER COMMON 501044101 72,167 3,198,550 X 123 2,216,430 44,500 937,620
KULICKE & SOFFA IND SUB CONV CV BND 501242AE1 9,859 508,742 X 123 456,339 41,485 10,917
LG&E ENERGY CORP COMMON 501917108 41 1,670 X 123 1,670
LSI LOGIC COMMON 502161102 521 17,800 X 123 16,600 1,200
LABORATORY CORP OF AMERICA HLD COMMON 50540R409 11,280 94,200 X 123 43,850 20,250 30,100
LADD FURNITURE INC COMMON 505739201 58 3,500 X 123 3,500
LAFARGE CORP COMMON 505862102 85 3,900 X 123 3,900
LAGUNA HILLS UTIL CO COMMON 507205102 43 2,000 X 123 2,000
LANIER WORLDWIDE COMMON 51589L105 107 107,090 X 123 14,700 92,390
LASON INC COMMON 51808R107 11 5,470 X 123 5,470
LATIN AMERICA INVESTMENT FD Closed E 518279104 189 12,700 X 123 12,700
LEAP WIRELESS INTL INC COMMON 521863100 52 824 X 123 74 750
LEARNING TREE INTL INC COMMON 522015106 15,940 334,700 X 123 312,800 21,900
LEGGETT & PLATT INC COMMON 524660107 3,565 225,425 X 123 155,800 69,625
LEHMAN BROS HOLDING INC COMMON 524908100 57,656 390,225 X 123 174,150 15,725 200,350
LENNAR CONV ZERO CPN CV BND 526057AA2 31,779 823,713 X 123 668,075 113,248 42,391
LEVEL 3 COMMUNICATIONS INC COMMON 52729N100 15 200 X 123 200
LEXICON GENETICS INC COMMON 528872104 1,600 50,600 X 123 45,400 5,200
LEXMARK INTL INC COMMON 529771107 37,415 997,725 X 123 652,030 4,175 341,520
LIBERTY FINANCIAL COS COMMON 530512102 423 18,000 X 123 10,200 7,800
LIBERTY PPTY TRUST COMMON 531172104 20,067 729,700 X 123 561,500 7,600 160,600
LIFEPOINT HOSPITALS COMMON 53219L109 13,139 370,100 X 123 184,750 74,750 110,600
LIGHTPATH TECHNOLOGIES INC CL COMMON 532257102 32,435 682,833 X 123 638,183 44,650
LILLY ELI COMMON 532457108 14,498 178,713 X 123 83,388 1,160 94,165
LILLY INDS INC CL A COMMON 532491107 112 3,800 X 123 3,800
LIMITED INC COMMON 532716107 157 7,096 X 123 7,096
LINCARE HLDG COMMON 532791100 634 22,100 X 123 11,500 10,600
LINCOLN ELECTRIC HOLDINGS COMMON 533900106 110 8,300 X 123 7,500 800
LINCOLN NATL CORP COMMON 534187109 2,296 47,700 X 123 41,900 5,800
LINEAR TECHNOLOGY CORP COMMON 535678106 7,344 113,420 X 123 41,520 71,900
LITTON INDS INC COMMON 538021106 48,392 1,082,890 X 123 598,895 1,000 482,995
LIZ CLAIBORNE COMMON 539320101 22,669 588,800 X 123 455,300 5,300 128,200
L90 INC COMMON 539441105 274 35,400 X 123 35,400
LOCAL FINANCIAL CORP COMMON 539553107 719 75,700 X 123 54,300 21,400
LOCKHEED MARTIN CORP COMMON 539830109 13,072 396,600 X 123 387,400 9,200
LOEWS CORP COMMON 540424108 17 200 X 123 200
LOEWS CORP SUB CONV NTS CV BND 540424AL2 326,768 5,599,845 X 123 5,320,546 20,757 258,542
LOMAS FINL CORP COMMON 541535100 4,267 X 123 4,267
LONE STAR TECHNOLOGIES COMMON 542312103 32 700 X 123 700
LONGVIEW FIBRE COMMON 543213102 240 20,000 X 123 20,000
LS GROWTH FUND I MUT FN 543487102 10,406 693,708 X 123 277,272 416,436
LS CORE VALUE FUND I MUT FN 543487201 20,420 1,350,547 X 123 207,808 1,142,739
LS SMALL CAP VALUE FUND I MUT FN 543487300 73,973 3,622,558 X 123 1,784,700 1,837,859
LS INTL EQUITY FUND I MUT FN 543487409 67,289 3,864,970 X 123 1,868,295 5,628 1,991,046
LS RESEARCH FUND I MUT FN 543487482 1,285 121,951 X 123 121,951
LS GLOBAL TECHNOLOGY FD I MUT FN 543487540 588 46,360 X 123 16,397 29,964
LS AGGRESSIVE GROWTH FD RETAIL MUT FN 543487631 13 277 X 123 277
LS AGGRESSIVE GROWTH FD I MUT FN 543487797 7,643 159,992 X 123 32,315 127,677
LS MID CAP VALUE FUND I MUT FN 543487813 3,569 295,938 X 123 11,328 284,610
LS SMALL CAP GROWTH FUND I MUT FN 543487854 25,918 960,651 X 123 337,402 309 622,940
LS WORLDWIDE FUND I MUT FN 543487870 7,551 542,066 X 123 542,066
LS CORE GROWTH FUND-LSIT MUT FN 543495402 27,192 2,436,573 X 123 2,436,573
LS SMALL COMPANY VALUE FD-LSIT MUT FN 543495881 46,027 4,176,658 X 123 4,176,658
LOWES COS COMMON 548661107 2,832 63,101 X 123 19,975 925 42,201
INVESTMENT DISCRETION A = SOLE
B = SHARED-AS DEFINED IN INSTR Y
C = SHARED-OTHER
PG 17 FORM 13F NAME OF REPORTING MANAGER LOOMIS SAYLES & CO., INC 09/30/00
VOTING AUTHORITY (SHARES)
ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
INVEST DISCRETION
NAME OF ISSUER CLASS CUSIP MKT VAL SHARES A B C MANAGERS (A)SOLE (B)SHARED (C)NONE
(000) --------- --------- ---------
LUCENT TECHNOLOGIES INC COMMON 549463107 19,140 626,254 X 123 218,354 3,400 404,500
MBNA CORP COMMON 55262L100 72 1,865 X 123 1,500 365
MBL INTL FINANCE BERMUDA CONV CV BND 55262XAA2 11,807 524,105 X 123 524,105
MCN ENERGY GROUP INC COMMON 55267J100 4,336 169,200 X 123 136,900 32,300
MDC COMMUNICATIONS COMMON 55267W309 64 7,000 X 123 1,000 6,000
MDU RESOURCES GROUP INC COMMON 552690109 18,251 613,475 X 123 479,700 7,000 126,775
MGIC INVT CORP WIS COMMON 552848103 890 14,560 X 123 200 14,360
MMC NETWORKS INC COMMON 55308N102 810 6,400 X 123 6,400
MACROVISION CORP COMMON 555904101 72,162 890,895 X 123 677,245 80,350 133,300
MAGELLAN HEALTH SVCS COMMON 559079108 374 96,600 X 123 81,300 15,300
MAGNA INTL SUB CONV CV BND 559222AG9 165,409 1,039,882 X 123 940,106 82,053 17,723
MANDALAY RESORT GROUP COMMON 562567107 13 500 X 123 500
MANHATTAN ASSOCIATES INC COMMON 562750109 18,409 300,550 X 123 143,400 64,100 93,050
MANITOWOC COMPANY INC COMMON 563571108 3,040 157,900 X 123 111,100 5,100 41,700
MANOR CARE INC COMMON 564055101 9,889 630,400 X 123 630,400
MANPOWER INC COMMON 56418H100 4,229 132,402 X 123 112,600 19,802
MAPICS INC COMMON 564910107 358 53,000 X 123 53,000
MANUGISTICS GROUP INC COMMON 565011103 59,553 606,914 X 123 500,514 34,200 72,200
MANULIFE FINANCIAL CORP COMMON 56501R106 15 699 X 123 699
MARCUS CORP COMMON 566330106 454 43,275 X 123 43,275
MARINE DRILLING CO INC COMMON 568240204 57,263 2,004,847 X 123 1,529,147 132,900 342,800
MARK IV INDS CVT SUB NTS CV BND 570387AR1 50 1,524 X 123 1,524
MARSH & MCLENNAN COMMON 571748102 65,669 494,685 X 123 282,414 5,586 206,685
MARSHALL & ILSLEY COMMON 571834100 3,005 59,956 X 123 28,900 1,000 30,056
MARRIOTT INTERNATIONAL COMMON 571903202 310 8,500 X 123 6,700 1,800
MARTHA STEWART LIVING CL A COMMON 573083102 4,625 176,200 X 123 83,950 37,650 54,600
MARTIN MARIETTA MATERIALS COMMON 573284106 134 3,500 X 123 1,000 2,500
MASCO CORP COMMON 574599106 23,683 1,271,552 X 123 768,672 46,500 456,380
MASCOTECH SUB DEB CONV CV BND 574670AB1 63,822 2,941,132 X 123 2,558,874 318,065 64,194
MASSMUTUAL CORP INV Closed E 576292106 7 300 X 123 300
MATSUSHITA ELEC INDL LTD ADR ADR 576879209 55 210 X 123 210
MATTEL INC COMMON 577081102 1,260 112,647 X 123 110,000 2,647
MAXTOR CORP SUB DEB CONV CV BND 577729AA4 52,238 1,865,650 X 123 1,700,425 106,125 59,100
MAXWELL TECHNOLOGIES INC COMMON 577767106 25 1,400 X 123 1,400
MAY DEPT STORES CO COMMON 577778103 168 8,200 X 123 700 7,500
MAVERICK TUBE CORP COMMON 577914104 1,692 62,800 X 123 50,000 12,800
MCDONALDS COMMON 580135101 57,962 1,920,064 X 123 1,111,575 16,100 792,389
MCGRAW HILL COS INC COMMON 580645109 47,578 748,520 X 123 406,510 2,000 340,010
MCK COMMUNICATIONS COMMON 581243102 12,921 571,100 X 123 534,100 37,000
MCKESSON HBOC INC COMMON 58155Q103 79 2,600 X 123 600 2,000
MEADE INSTRUMENTS CORP COMMON 583062104 2,146 106,300 X 123 66,500 4,300 35,500
MEDICAL CARE INT SUB DEB CONV CV BND 584505AC5 33,077 530,008 X 123 459,930 60,601 9,478
MEDICIS PHARMACEUTICAL -CL A COMMON 584690309 20,406 331,800 X 123 258,200 2,800 70,800
MEDIMMUNE INC COMMON 584699102 4,844 62,700 X 123 53,350 5,350 4,000
MEDITRUST CORP COMMON 58501T306 7 2,522 X 123 2,522
MEDTRONIC INC COMMON 585055106 79,847 1,541,080 X 123 738,016 24,975 778,089
MELLON FINANCIAL CORP COMMON 58551A108 705 15,200 X 123 800 14,400
THE MENS WEARHOUSE INC COMMON 587118100 21,125 746,150 X 123 478,500 81,500 186,150
MERCK & CO COMMON 589331107 115,177 1,547,297 X 123 868,824 19,475 658,998
MERCURY INTERACTIVE CORP COMMON 589405109 50,720 323,574 X 123 161,174 64,100 98,300
MERIDIAN DIAGNOSTICS INC COMMON 589602101 2,151 273,100 X 123 205,600 6,700 60,800
MERISTAR HOSPITALITY CORP COMMON 58984Y103 13,581 670,676 X 123 514,464 6,800 149,412
MERRILL LYNCH EUROFUND CL B MUT FND 589922103 121 9,977 X 123 9,977
MERRILL LYNCH GLOBAL B MUT FND 589939206 210 14,773 X 123 14,773
MERIX CORP COMMON 590049102 35,506 547,825 X 123 511,975 35,850
INVESTMENT DISCRETION A = SOLE
B = SHARED-AS DEFINED IN INSTR Y
C = SHARED-OTHER
PG 18 FORM 13F NAME OF REPORTING MANAGER LOOMIS SAYLES & CO., INC 09/30/00
VOTING AUTHORITY (SHARES)
ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
INVEST DISCRETION
NAME OF ISSUER CLASS CUSIP MKT VAL SHARES A B C MANAGERS (A)SOLE (B)SHARED (C)NONE
(000) --------- --------- ---------
MERRILL LYNCH & CO COMMON 590188108 43,580 660,300 X 123 256,910 19,090 384,300
MESA AIR GROUP COMMON 590479101 139 25,400 X 123 3,400 22,000
MERRILL LYNCH PACIFIC FUND-B MUT FND 590906202 77 3,061 X 123 3,061
META GROUP INC COMMON 591002100 220 17,800 X 123 17,800
METAL MANAGEMENT INC COMMON 591097100 1 3,000 X 123 3,000
METRIS COMPANIES INC COMMON 591598107 31,447 796,114 X 123 367,564 168,675 259,875
METROMEDIA FIBER NETWORK -A COMMON 591689104 851 35,000 X 123 29,600 3,000 2,400
MICHAEL FOODS INC NEW COMMON 594079105 22,602 966,950 X 123 781,950 9,600 175,400
MICHAELS STORES INC COMMON 594087108 744 18,600 X 123 11,600 7,000
MICREL INC COMMON 594793101 3,417 51,000 X 123 47,200 3,800
MICROSOFT CORP COMMON 594918104 68,815 1,140,968 X 123 613,805 18,192 508,971
MICROCHIP TECHNOLOGY INC COMMON 595017104 6,206 187,700 X 123 156,500 31,200
MICROMUSE INC COMMON 595094103 2,713 13,500 X 123 12,200 1,300
MICRON TECHNOLOGY COMMON 595112103 1,352 29,400 X 123 22,600 800 6,000
MIDAS INC COMMON 595626102 3 232 X 123 232
MIDWEST EXPRESS HLDGS COMMON 597911106 136 6,750 X 123 6,750
MILACRON INC COMMON 598709103 4,504 338,350 X 123 266,850 4,000 67,500
MILLENNIUM PHARMACEUTICALS COMMON 599902103 2,892 19,800 X 123 17,900 1,900
MILLER (HERMAN) INC COMMON 600544100 58 1,800 X 123 1,800
MILLIPORE CORP COMMON 601073109 70 1,450 X 123 650 800
MINIMED INC COMMON 60365K108 21,066 235,706 X 123 160,406 66,300 9,000
MINNESOTA MNG & MFG COMMON 604059105 63,990 702,219 X 123 359,651 1,900 340,668
MODIS PROFESSIONAL SVCS COMMON 607830106 195 37,500 X 123 37,500
MOLEX INC CL A COMMON 608554200 794 19,164 X 123 19,164
MONACO COACH CORP COMMON 60886R103 4,602 278,900 X 123 192,400 9,300 77,200
MONTANA POWER CO COMMON 612085100 1 24 X 123 24
MONY GROUP INC COMMON 615337102 27 683 X 123 683
MORAN ENERGY SUB DEB CONV CV BND 616457AC1 3,208 206,670 X 123 158,210 48,461
MORGAN JP & CO COMMON 616880100 17,992 110,130 X 123 109,200 930
MORGAN ST DEAN WITTER DISCOV COMMON 617446448 157,715 1,724,837 X 123 942,355 7,025 775,457
MORRISON MANAGEMENT SPECIALIST COMMON 618459101 9,582 324,268 X 123 240,645 4,700 78,923
MOTHERS WORK INC COMMON 619903107 18 1,828 X 123 1,769 59
MOTOROLA INC COMMON 620076109 73,163 2,589,826 X 123 1,399,066 2,500 1,188,260
MOVADO CORP INC COMMON 624580106 3,531 203,200 X 123 138,400 8,800 56,000
MUNDER NET NET FUND CL B MUT FND 626124317 60 940 X 123 940
MIT FD UNIT CTF SER 7 CALIF COMMON 626233134 2 15 X 123 15
MYLAN LABS COMMON 628530107 1,002 37,200 X 123 3,900 33,300
MYND CORP COMMON 628551103 364 27,000 X 123 27,000
MYRIAD GENETICS INC COMMON 62855J104 46,694 540,600 X 123 424,100 30,700 85,800
NABI INC SUB CONV NTS CV BND 628716AB8 25,429 2,421,787 X 123 2,129,072 130,357 162,357
NCR CORP COMMON 62886E108 812 21,468 X 123 1,868 19,600
NPC INTL COMMON 629360306 147 15,000 X 123 2,200 12,800
NRG ENERGY INC COMMON 629377102 3,008 82,400 X 123 75,800 6,600
NABISCO GROUP HLDGS COMMON 62952P102 735 25,800 X 123 4,500 21,300
NABORS INDS INC COMMON 629568106 39,716 757,960 X 123 498,230 6,800 252,930
NASDAQ-100 SHARES COMMON 631100104 186 2,100 X 123 1,400 700
NATIONAL AUTO CREDIT INC COMMON 632900106 3 4,637 X 123 4,637
NATIONAL CITY CORP COMMON 635405103 1,049 47,416 X 123 17,296 30,120
NATIONAL INSTRUMENTS CORP COMMON 636518102 9,919 224,800 X 123 176,000 2,900 45,900
NATIONAL SEMICONDUCTOR CORP COMMON 637640103 1,876 46,600 X 123 34,100 12,500
NATL SVC INDS COMMON 637657107 3,785 193,500 X 123 151,600 2,500 39,400
NATURAL MICROSYSTEMS CORP COMMON 638882100 10,168 189,000 X 123 90,000 39,800 59,200
NAVIGANT CONSULTING GROUP COMMON 63935N107 14 4,000 X 123 4,000
NEIMAN MARCUS GRP CL A COMMON 640204202 1,242 38,274 X 123 30,474 7,800
NEMATRON CORP COMMON 640441101 2 1,054 X 123 1,054
INVESTMENT DISCRETION A = SOLE
B = SHARED-AS DEFINED IN INSTR Y
C = SHARED-OTHER
PG 19 FORM 13F NAME OF REPORTING MANAGER LOOMIS SAYLES & CO., INC 09/30/00
VOTING AUTHORITY (SHARES)
ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
INVEST DISCRETION
NAME OF ISSUER CLASS CUSIP MKT VAL SHARES A B C MANAGERS (A)SOLE (B)SHARED (C)NONE
(000) --------- --------- ---------
NEON COMMUNICATIONS COMMON 640506101 11,317 324,510 X 123 302,010 22,500
NETWORKS ASSOCIATES INC COMMON 640938106 113 5,000 X 123 5,000
NESTLE S ASPONS ADR FOR REG ADR 641069406 21 200 X 123 200
NETEGRITY INC COMMON 64110P107 27,795 397,075 X 123 372,400 24,675
NETSCOUT SYSTEMS INC COMMON 64115T104 4,011 168,900 X 123 157,900 11,000
NETRATINGS INC COMMON 64116M108 4,138 220,700 X 123 168,000 3,400 49,300
NETWORK APPLIANCE INC COMMON 64120L104 6,012 47,200 X 123 44,400 2,800
SHOPNOW.COM INC COMMON 64122T105 213 38,000 X 123 26,200 11,800
NEUBERGER BERMAN INC COMMON 641234109 154 2,500 X 123 2,500
NEW FOCUS INC COMMON 644383101 55 700 X 123 700
NEW JERSEY RESOURCES COMMON 646025106 10,973 270,100 X 123 202,700 2,300 65,100
NEW YORK TIMES CL A COMMON 650111107 7,572 192,600 X 123 62,400 130,200
NEWELL RUBBERMAID INC COMMON 651229106 24,900 1,091,523 X 123 673,050 15,500 402,973
NEWFIELD EXPLORATION CO COMMON 651290108 4,258 91,200 X 123 78,800 12,400
NEWMONT MNG COMMON 651639106 2,294 134,955 X 123 102,635 32,320
NEWPORT CORP COMMON 651824104 14,302 89,800 X 123 63,550 17,250 9,000
NEWPORT NEWS SHIPBUILDING COMMON 652228107 18,708 431,300 X 123 340,700 4,900 85,700
NEXTEL COMMUNICATIONS CL A COMMON 65332V103 32,817 701,960 X 123 384,970 19,600 297,390
NEXTEL PARTNERS INC -A COMMON 65333F107 29 1,000 X 123 1,000
NIAGARA MOHAWK HOLDINGS INC COMMON 653520106 3,974 252,300 X 123 241,500 10,800
NICHOLAS LTD EDITION INC MUT FND 653738104 1,811 80,080 X 123 80,080
NICHOLAS FUND II INC MUT FND 653740100 776 21,224 X 123 21,224
NIKE INC CL B COMMON 654106103 16 400 X 123 400
NOKIA CORP SPON ADR A ADR 654902204 860 21,600 X 123 11,200 10,400
NOBLE DRILLING COMMON 655042109 6,490 129,154 X 123 108,222 1,800 19,132
NORAM ENERGY SUB CONV CV BND 655419AC3 6,001 89,274 X 123 79,488 9,786
NORDSON CORP COMMON 655663102 375 13,200 X 123 13,200
NORFOLK SOUTHN CORP COMMON 655844108 1,003 68,557 X 123 37,100 31,457
NORTEL NETWORKS CORP COMMON 656568102 81,032 1,360,456 X 123 620,195 22,081 718,180
NORTH FORK BANCORP COMMON 659424105 3,782 174,900 X 123 150,800 24,100
NORTHEAST UTILITIES COMMON 664397106 108 5,000 X 123 5,000
NORTHERN TR CORP COMMON 665859104 67,228 756,435 X 123 374,185 12,350 369,900
NORTHROP GRUMMAN CORP COMMON 666807102 11,475 126,276 X 123 38,750 87,526
NOVA CORP/GEORGIA COMMON 669784100 848 49,500 X 123 32,600 16,900
NOVELL INC COMMON 670006105 4 400 X 123 400
NOVELLUS SYSTEMS INC COMMON 670008101 19 400 X 123 400
NOVEN PHARMACEUTICALS INC COMMON 670009109 29,156 682,000 X 123 511,700 58,850 111,450
NOVOSTE CORP COMMON 67010C100 15,793 371,600 X 123 300,900 21,500 49,200
NSTAR COMMON 67019E107 11,717 291,100 X 123 227,100 3,900 60,100
NUVEEN INSD QUALITY MUNI FD Closed E 67062N103 47 3,500 X 123 3,500
NVIDIA CORP COMMON 67066G104 16,743 204,500 X 123 195,600 5,900 3,000
NVEST BALANCED FD CL Y MUT FND 67067Q408 8,991 807,789 X 123 807,789
NVEST GROWTH & INCOME FD A MUT FND 67067S107 65 4,535 X 123 4,535
OGE ENERGY CORP COMMON 670837103 43 2,000 X 123 2,000
OM GROUP INC COMMON 670872100 5,837 133,800 X 123 106,000 900 26,900
NUVEEN MICH QUALITY INC MUNI MUT FND 670979103 126 9,100 X 123 9,100
OAK TECHNOLOGY INC COMMON 671802106 15,995 584,300 X 123 257,500 131,600 195,200
OCCIDENTAL PETE COMMON 674599105 13 600 X 123 600
OFFICE DEPOT COMMON 676220106 91 11,650 X 123 6,850 4,800
OGDEN CORP SUB DEB CONV CV BND 676346AC3 860 25,591 X 123 25,591
OHIO CASUALTY CORP COMMON 677240103 525 82,696 X 123 82,696
OLD KENT FINANCIAL CORP COMMON 679833103 2,792 96,500 X 123 70,700 25,800
OLD REPUBLIC INTL CORP COMMON 680223104 15,744 654,300 X 123 509,300 7,800 137,200
OLIN COMMON 680665205 9,293 574,100 X 123 468,600 4,800 100,700
OMNICARE INC COMMON 681904108 81 5,000 X 123 5,000
INVESTMENT DISCRETION A = SOLE
B = SHARED-AS DEFINED IN INSTR Y
C = SHARED-OTHER
PG 20 FORM 13F NAME OF REPORTING MANAGER LOOMIS SAYLES & CO., INC 09/30/00
VOTING AUTHORITY (SHARES)
ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
INVEST DISCRETION
NAME OF ISSUER CLASS CUSIP MKT VAL SHARES A B C MANAGERS (A)SOLE (B)SHARED (C)NONE
(000) --------- --------- ---------
OMNICARE CVT CV BND 681904AD0 34,462 1,158,431 X 123 1,117,622 32,602 8,207
OMNICOM GROUP COMMON 681919106 50,800 696,489 X 123 339,563 14,700 342,226
OMINVISION TECHNOLOGIES INC COMMON 682128103 12,476 344,750 X 123 322,050 22,700
OMNOVA SOLUTIONS INC COMMON 682129101 42 7,600 X 123 900 6,700
ON ASSIGNMENT INC COMMON 682159108 16,952 540,291 X 123 504,941 35,350
ONEMAIN.COM INC COMMON 68267P109 11 1,100 X 123 1,100
ONI SYSTEMS CORP COMMON 68273F103 69 800 X 123 800
ORACLE CORP COMMON 68389X105 21,361 271,252 X 123 109,300 11,625 150,327
OPUS 360 CORP COMMON 68400F109 5 X 123 5
ORBITAL SCIENCES CORP COMMON 685564106 68 8,100 X 123 8,100
ORCHID BIOSCIENCES INC COMMON 68571P100 8,024 236,000 X 123 107,100 52,200 76,700
ORGANOGENESISINC COMMON 685906109 59 4,000 X 123 4,000
ORTHODONTIC CENTERS OF AMERICA COMMON 68750P103 16,453 493,900 X 123 233,850 105,800 154,250
OSHKOSH TRUCK CORP COMMON 688239201 18,209 469,900 X 123 376,400 5,400 88,100
OWENS CORNING CAP LLC CONV PFD CV PFD 690733209 11,967 2,100,611 X 123 1,856,380 193,742 50,489
OWENS-ILLINOIS INC COMMON 690768403 3,209 346,960 X 123 87,950 259,010
OWENS-ILLINOIS 4.75% CVT PFD CV PFD 690768502 1,082 59,523 X 123 59,523
PC CONNECTION INC COMMON 69318J100 33,191 582,300 X 123 544,050 38,250
P-COM INC COMMON 693262107 931 140,500 X 123 102,400 38,100
PECO ENERGY CO COMMON 693304107 8,579 141,650 X 123 119,800 21,850
P G & E CORP COMMON 69331C108 146 6,053 X 123 800 5,253
PE CORP -PE BIOSYSTEMS COMMON 69332S102 14,982 128,600 X 123 43,900 84,700
P F CHANGS CHINA BISTRO INC COMMON 69333Y108 17 500 X 123 500
PIMCO INNOVATION FD CL B MUT FND 693389439 92 1,224 X 123 1,224
PIMCO HIGH YIELD FUND C MUT FND 693390353 69 6,810 X 123 6,810
PMC SIERRA INC COMMON 69344F106 44,921 208,690 X 123 89,400 7,640 111,650
THE PMI GROUP COMMON 69344M101 2,961 43,700 X 123 33,300 10,400
PNC FINANCIAL SERVICES COMMON 693475105 132,442 2,037,565 X 123 1,081,245 3,150 953,170
PPG INDS COMMON 693506107 325 8,200 X 123 7,400 800
PPL CORPORATION COMMON 69351T106 42 1,000 X 123 1,000
PAC-WEST TELECOMM INC COMMON 69371Y101 2 200 X 123 200
PACIFIC GULF PROPERTIES INC COMMON 694396102 15,437 577,100 X 123 451,300 7,900 117,900
PACKETEER INC COMMON 695210104 8,636 227,650 X 123 107,950 49,800 69,900
PACTIV CORP COMMON 695257105 2,474 221,175 X 123 38,900 182,275
PAINE WEBBER GRP INC COMMON 695629105 1,918 28,150 X 123 7,350 20,800
PW EQUITY PTNRS LTD 2 MUT FND 69574C203 2 7,000 X 123 7,000
PAINEWEBBER GEODYNE ENERGY IIE MUT FND 695923862 14 500 X 123 500
PW GEODYNE ENERGY PTNR 11C MUT FND 695923888 26 750 X 123 750
PALL CORP COMMON 696429307 722 36,200 X 123 20,700 15,500
PALM INC COMMON 696642107 6,084 114,924 X 123 60,947 29,235 24,742
PARAMETRIC TECH CORP COMMON 699173100 42 3,800 X 123 3,800
PAREXEL INTERNATIONAL CORP COMMON 699462107 164 19,300 X 123 19,300
PARK ELECTROCHEM SUB DEB CONV CV BND 700416AB6 59,407 1,043,068 X 123 884,587 126,244 32,237
PARK PLACE ENTERTAINMENT COMMON 700690100 3,061 202,400 X 123 151,500 50,900
PARKER DRILLING CVT SUB NTS CV BND 701081AD3 93 7,148 X 123 7,148
PARKER HANNIFIN COMMON 701094104 2,373 70,300 X 123 50,000 20,300
PATTERSON ENERGY INC COMMON 703414102 57,588 1,675,300 X 123 1,482,500 4,600 188,200
PAYCHEX INC COMMON 704326107 2,827 53,850 X 123 49,350 4,500
PECO II INC COMMON 705221109 15,003 320,500 X 123 299,600 20,900
PENNEY JC CO INC COMMON 708160106 28 2,400 X 123 500 1,900
PENTAIR INC COMMON 709631105 2,886 107,900 X 123 98,200 9,700
PENTASTAR COMMUNICATIONS INC COMMON 709632103 241 10,000 X 123 10,000
PEOPLES ENERGY CORP COMMON 711030106 34 1,033 X 123 1,033
PEPSI BOTTLING GROUP INC COMMON 713409100 13,534 450,200 X 123 380,800 69,400
PEPSICO INC COMMON 713448108 65,511 1,424,145 X 123 629,321 42,750 752,074
INVESTMENT DISCRETION A = SOLE
B = SHARED-AS DEFINED IN INSTR Y
C = SHARED-OTHER
PG 21 FORM 13F NAME OF REPORTING MANAGER LOOMIS SAYLES & CO., INC 09/30/00
VOTING AUTHORITY (SHARES)
ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
INVEST DISCRETION
NAME OF ISSUER CLASS CUSIP MKT VAL SHARES A B C MANAGERS (A)SOLE (B)SHARED (C)NONE
(000) --------- --------- ---------
PER SE TECHNOLOGIES INC COMMON 713569309 11,960 942,663 X 123 730,172 10,567 201,924
PERICOM SEMICONDUCTOR CORP COMMON 713831105 30,663 816,312 X 123 757,912 58,400
PFIZER INC COMMON 717081103 116,079 2,583,114 X 123 999,433 68,300 1,515,380
PFSWEB INC COMMON 717098107 82 39,690 X 123 26,406 13,284
PHARMACIA CORP COMMON 71713U102 163,036 2,708,806 X 123 1,257,462 31,265 1,420,078
PHELPS DODGE COMMON 717265102 21 500 X 123 500
PHILIP MORRIS COS INC COMMON 718154107 31,180 1,059,186 X 123 650,900 1,650 406,636
PHILIPPINE LONG DIST TEL CNV P CV PFD 718252703 43,450 2,060,351,862 X 123 1,310,743,062 660,018,900 89,589,900
PHILLIPS PETE COMMON 718507106 15,658 249,528 X 123 20,800 900 227,828
PHONE.COM INC COMMON 71920Q100 2,897 25,500 X 123 22,800 2,500 200
PHOTRONICS INC COMMON 719405102 87 4,000 X 123 4,000
PHYCOR INC SUB DEB CONV CV BND 71940FAB6 3,890 843,812 X 123 807,608 36,204
PIER 1 IMPORTS INC DEL COMMON 720279108 8,535 629,300 X 123 520,500 6,500 102,300
PILGRAM MID CAP GROWTH FD MUT FND 72146E558 527 18,365 X 123 18,365
PILGRIM PRIME RATE TRUST MUT FND 72146W103 9 1,000 X 123 1,000
PINNACLE ENTERTAINMENT INC COMMON 723456109 10 475 X 123 475
PINNACLE WEST CAPITAL CORP COMMON 723484101 1,765 34,700 X 123 14,200 20,500
PIONEER STD ELECTRS COMMON 723877106 122 9,003 X 123 9,003
PITNEY BOWES COMMON 724479100 327 8,300 X 123 400 7,900
PLAINS RESOURCES INC COMMON 726540503 293 15,500 X 123 1,800 13,700
PLEXUS CORP COMMON 729132100 57,137 810,452 X 123 630,852 55,300 124,300
POGO PRODUCING CO CVT SUB NTS CV BND 730448AE7 14,717 405,997 X 123 360,721 40,536 4,741
POLAROID CORP COMMON 731095105 88 6,515 X 123 800 5,715
POLYMEDICA CORP COMMON 731738100 24,146 563,183 X 123 525,433 37,750
POST PROPERTIES INC COMMON 737464107 187 4,300 X 123 4,300
PRAXAIR INC COMMON 74005P104 72,449 1,938,423 X 123 1,117,366 15,425 805,632
PREMIER FARNELL PLC CVT PFD CV PFD 74050U206 26 2,590 X 123 2,590
PRENTISS PROPERTIES TRUST COMMON 740706106 7,318 280,100 X 123 212,800 3,000 64,300
PRESTON CORP SUB DEB CONV CV BND 741130AA6 8,399 1,730,554 X 123 1,151,482 483,882 95,190
PRIMEX TECHNOLOGIES INC COMMON 741597108 913 31,400 X 123 22,000 9,400
PRIMUS TELECOM GRP COMMON 741929103 319 33,600 X 123 33,600
PRIDE INTERNATIONAL INC COMMON 741932107 21,007 792,709 X 123 381,409 180,600 230,700
PRINCIPAL PRES -PSE TECH 100 MUT FND 74252B832 82 2,111 X 123 2,111
PRIORITY HEALTHCARE CORP CL B COMMON 74264T102 24,291 318,571 X 123 154,471 64,400 99,700
PROCTER & GAMBLE COMMON 742718109 9,959 148,643 X 123 60,682 87,961
PROFESSIONAL DETAILING INC COMMON 74312N107 10,665 187,100 X 123 175,500 11,600
PROGRESS SOFTWARE CORP COMMON 743312100 6,893 505,900 X 123 397,600 6,500 101,800
PROGRESSIVE CORP COMMON 743315103 8 100 X 123 100
PROTECTIVE LIFE CORP COMMON 743674103 17,581 588,500 X 123 468,900 6,700 112,900
PROTEIN DESIGN LABS INC COMMON 74369L103 120 1,000 X 123 1,000
PROVINCE HEALTHCARE CO COMMON 743977100 39,516 989,450 X 123 924,800 64,650
PROVIDIAN FINANCIAL CORP COMMON 74406A102 28,153 221,676 X 123 173,476 700 47,500
PROXICOM INC COMMON 744282104 2 100 X 123 100
PUB SVC ENTERPRISE GROUP INC COMMON 744573106 67 1,500 X 123 1,500
PUBLIC STORAGE INC COMMON 74460D109 7 300 X 123 300
PULTE CORP COMMON 745867101 16,682 505,500 X 123 237,250 111,000 157,250
PURCHASEPRO.COM INC COMMON 746144104 9,517 108,300 X 123 29,100 4,900 74,300
PUTNAM AMERICAN GOVT FD CL A MUT FND 74644B102 6 750 X 123 750
PUTNAM GRWTH & INC FD CL B MUT FND 746761204 127 6,758 X 123 6,758
PUTNAM NEW OPPORTUNITIES -B MUT FND 746916204 62 700 X 123 700
PUTNAM INTL GROWTH FD B MUT FND 746932201 368 13,733 X 123 13,733
QLOGIC CORP COMMON 747277101 3,564 40,500 X 123 36,100 4,000 400
QUAKER OATS COMMON 747402105 1,853 23,420 X 123 12,500 10,920
QUALCOMM INC COMMON 747525103 1,892 26,550 X 123 1,800 24,750
QUANTUM CORP - DLT & STORAGE COMMON 747906204 3,012 200,000 X 123 158,400 41,600
INVESTMENT DISCRETION A = SOLE
B = SHARED-AS DEFINED IN INSTR Y
C = SHARED-OTHER
PG 22 FORM 13F NAME OF REPORTING MANAGER LOOMIS SAYLES & CO., INC 09/30/00
VOTING AUTHORITY (SHARES)
ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
INVEST DISCRETION
NAME OF ISSUER CLASS CUSIP MKT VAL SHARES A B C MANAGERS (A)SOLE (B)SHARED (C)NONE
(000) --------- --------- ---------
QUANTUM CORP SUB CONV NTS CV BND 747906AC9 46,937 1,243,194 X 123 1,094,030 125,958 23,206
QUEST DIAGNOSTICS INC COMMON 74834L100 2,299 20,037 X 123 18,300 1,500 237
QUESTAR CORP COMMON 748356102 134 4,800 X 123 4,800
QWEST COMMUNICATIONS INTL COMMON 749121109 34,843 724,942 X 123 338,878 27,138 358,926
R & B FALCON CORP COMMON 74912E101 26,559 952,775 X 123 377,775 27,800 547,200
R & B FALCON WTS 144A WTS 74912E119 9,205 13,150 X 123 11,650 1,250 250
DRESDNER RCM GLBL TECH FD MUT FND 74935P703 52 669 X 123 669
R H DONNELLEY COMMON 74955W307 27,005 1,278,360 X 123 1,006,860 12,500 259,000
RGS ENERGY GROUP INC COMMON 74956K104 228 8,100 X 123 900 7,200
RPM INC OHIO COMMON 749685103 62 6,863 X 123 6,863
RADIAN GROUP INC COMMON 750236101 12,974 192,200 X 123 151,200 1,800 39,200
RADIOSHACK CORP COMMON 750438103 6,734 104,200 X 123 34,600 69,600
RADISYS CORP COMMON 750459109 12,969 256,500 X 123 139,650 39,550 77,300
RALSTON-RALSTON PURINA GRP COMMON 751277302 12 500 X 123 500
RAMCO GERSHENSON PPTYS COMMON 751452202 12 789 X 123 789
RATIONAL SOFTWARE CORP COMMON 75409P202 4,634 66,800 X 123 62,100 4,700
RAYTHEON CO CL A COMMON 755111309 3,749 136,933 X 123 135,984 949
RAYTHEON CO CL B COMMON 755111408 2,694 94,740 X 123 57,600 400 36,740
READERS DIGEST ASSN CL A COMMON 755267101 2,733 77,400 X 123 75,800 1,600
REALNETWORKS INC COMMON 75605L104 2,330 58,625 X 123 50,600 4,125 3,900
RECKSON ASSOCIATES REALTY CORP COMMON 75621K106 18,028 707,000 X 123 536,700 8,400 161,900
REGAL BELOIT COMMON 758750103 358 21,100 X 123 14,300 6,800
REGAL COMMUNICATIONS CORP COMMON 758756308 7,000 X 123 7,000
REGENT COMMUNICATIONS INC COMMON 758865109 6,001 1,078,800 X 123 833,600 10,900 234,300
REGIONS FINANCIAL CORP COMMON 758940100 9 400 X 123 400
REINSURANCE GRP OF AMERICA COMMON 759351109 890 26,000 X 123 21,600 4,400
RELIANT ENERGY INC COMMON 75952J108 484 10,400 X 123 5,300 5,100
REMEC INC COMMON 759543101 10,124 343,900 X 123 266,700 3,800 73,400
RENAL CARE GROUP INC COMMON 759930100 12,320 661,500 X 123 520,400 8,400 132,700
REPSOL ADR ADR 76026T205 464 25,350 X 123 15,150 10,200
REPUBLIC BANCORP COMMON 760282103 37 3,918 X 123 3,918
REPUBLIC SERVICES INC COMMON 760759100 6,446 491,100 X 123 388,900 102,200
RESEARCH IN MOTION COMMON 760975102 2,730 27,700 X 123 25,000 2,700
RESMED INC COMMON 761152107 125 4,000 X 123 4,000
RESONATE INC COMMON 76115Q104 9,707 245,750 X 123 112,900 54,550 78,300
RESPIRONICS INC COMMON 761230101 15,892 952,300 X 123 754,300 10,100 187,900
REUTERS HLDGS PLC ADS ADR 76132M102 3,866 34,407 X 123 4,332 30,075
RJR TOBACCO HLDGS COMMON 76182K105 212 6,564 X 123 6,564
RICHARDSON ELEC SUB DEB CONV CV BND 763165AB3 15,725 907,141 X 123 692,619 202,932 11,589
RIO TINTO PLC-SPON ADR ADR 767202104 16 300 X 123 300
ROADWAY EXPRESS INC COMMON 769742107 3 175 X 123 175
ROBOTIC VISIONS SYSTEMS INC COMMON 771074101 584 97,900 X 123 97,900
ROCHESTER FUND MUNICIPAL MUT FND 771362100 49 2,829 X 123 2,829
ROCKEFELLER CTR PPTYS EURO CV CV BND 773102AA6 84,120 22,926,365 X 123 19,367,078 3,305,956 253,330
ROCKWELL INTL (NEW) COMMON 773903109 350 11,560 X 123 1,400 10,160
ROGERS COMM INC CONV CV BND 775109AE1 74,903 2,848,660 X 123 2,731,809 17,184 99,667
ROGERS CORP COMMON 775133101 3,397 107,400 X 123 90,900 16,500
ROHM & HAAS COMMON 775371107 13,445 462,610 X 123 213,210 11,800 237,600
ROWAN COS COMMON 779382100 5,736 197,800 X 123 53,200 144,600
ROYAL BANK OF CANADA COMMON 780087102 71 2,400 X 123 2,400
ROYAL DUTCH PETROLEUM CO ADR ADR 780257804 10,917 182,135 X 123 85,205 500 96,430
RUBY TUESDAY INC COMMON 781182100 1,569 139,500 X 123 105,900 33,600
RUDDICK CORP COMMON 781258108 5,171 372,700 X 123 265,700 5,700 101,300
RUSSELL CORP COMMON 782352108 6,825 429,900 X 123 337,600 5,600 86,700
RYDER SYSTEM COMMON 783549108 4,963 269,200 X 123 264,200 5,000
INVESTMENT DISCRETION A = SOLE
B = SHARED-AS DEFINED IN INSTR Y
C = SHARED-OTHER
PG 23 FORM 13F NAME OF REPORTING MANAGER LOOMIS SAYLES & CO., INC 09/30/00
VOTING AUTHORITY (SHARES)
ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
INVEST DISCRETION
NAME OF ISSUER CLASS CUSIP MKT VAL SHARES A B C MANAGERS (A)SOLE (B)SHARED (C)NONE
(000) --------- --------- ---------
SBC COMMUNICATIONS INC COMMON 78387G103 212,491 4,249,811 X 123 2,297,089 33,938 1,918,784
SBA COMMUNICATIONS CORP COMMON 78388J106 26,921 641,934 X 123 597,834 44,100
SCI SYSTEMS INC COMMON 783890106 3,608 88,000 X 123 74,800 13,200
SDL INC COMMON 784076101 28,183 91,115 X 123 44,300 3,315 43,500
S & P 500 DEPOSITARY RCPT COMMON 78462F103 333 2,320 X 123 2,320
SPX CORP COMMON 784635104 18,306 128,975 X 123 104,500 1,000 23,475
S3 INC SUB DEB CONV CV BND 784849AC5 23,598 1,371,799 X 123 1,159,260 168,314 44,225
SABRE HOLDINGS CORP COMMON 785905100 1,648 56,943 X 123 56,365 578
SAFEGUARD SCIENTIFIC COMMON 786449108 16 800 X 123 500 300
SAFETY-KLEEN CORP COMMON 78648R203 2 10,200 X 123 1,200 9,000
SAFEWAY INC COMMON 786514208 359 7,700 X 123 1,100 6,600
ST JUDE MEDICAL INC COMMON 790849103 19 369 X 123 369
ST PAUL COS COMMON 792860108 6,232 126,383 X 123 53,000 73,383
SALOMON BROTHERS FUND MUT FND 795477108 106 5,961 X 123 1,802 4,159
SANMINA CORP COMMON 800907107 3,539 37,800 X 123 29,540 8,260
SAPPI LTD -SPONS ADR ADR 803069202 9,302 1,272,100 X 123 580,250 10,000 681,850
SARA LEE COMMON 803111103 45,532 2,241,599 X 123 689,504 23,100 1,528,995
SCHERING-PLOUGH COMMON 806605101 50,672 1,089,715 X 123 734,048 2,900 352,767
SCHLUMBERGER LTD COMMON 806857108 41,284 501,550 X 123 205,554 13,350 282,646
SCHOLASTIC CORP CVT 144A CV BND 807066AA3 15,667 188,515 X 123 176,155 12,360
SCHOOL SPECIALTY INC COMMON 807863105 4,670 219,100 X 123 158,900 5,400 54,800
SCHULER HOMES SUB CONV DEB CV BND 808188AA4 25,529 1,359,840 X 123 1,173,260 129,319 57,261
SCHWAB CHARLES CORP COMMON 808513105 36,918 1,039,946 X 123 423,160 23,850 592,936
SCIENTIFIC ATL COMMON 808655104 776 12,200 X 123 11,400 800
SCORE BOARD INC COMMON 809173206 2 X 123 2
SCOTTISH POWER PLC ADR ADR 81013T705 293 9,742 X 123 1,392 8,350
SCOTTS COMPANY COMMON 810186106 14,217 424,400 X 123 329,000 5,500 89,900
SCRIPPS CO (E.W.) -CL A COMMON 811054204 16,400 303,700 X 123 233,200 70,500
SCUDDER INTERNATIONAL FUND MUT FND 811165109 182 3,363 X 123 3,363
SCUDDER GREATER EURO GRWTH FD MUT FND 811165406 41 1,298 X 123 1,298
SCUDDER EMRG MRKS GRWITH MUT FND 811165505 19 1,601 X 123 1,601
SEAGATE TECHNOLOGY COMMON 811804103 1,042 15,100 X 123 15,100
SEAGRAM CO LTD COMMON 811850106 40 700 X 123 700
SEALED AIR CORP COMMON 81211K100 31,798 702,720 X 123 508,935 7,950 185,835
SEALED AIR CORP CONV PFD $2.00 CV PFD 81211K209 194 3,810 X 123 503 3,307
SEARS ROEBUCK & CO COMMON 812387108 244 7,521 X 123 800 6,721
SECURITY NATL CORP SIOUX CITY COMMON 814784104 994 16,575 X 123 16,575
SEGUE SOFTWARE INC COMMON 815807102 193 23,400 X 123 23,400
SENIOR HOUSING PROP TR COMMON 81721M109 10 1,040 X 123 1,000 40
SENSORMATIC ELECTRONICS CORP COMMON 817265101 8,568 571,200 X 123 436,500 6,400 128,300
SEQUENOM INC COMMON 817337108 11,715 278,100 X 123 264,500 13,600
SERVICEMASTER CO COMMON 81760N109 50 5,062 X 123 5,062
SHELL TRNSPORT & TRADING ADR ADR 822703609 29 600 X 123 600
SHERWIN WILLIAMS COMMON 824348106 137 6,400 X 123 3,000 3,400
SIEBEL SYSTEMS INC COMMON 826170102 98,938 888,830 X 123 436,980 18,650 433,200
SIENA HLDGS INC COMMON 826203101 1 407 X 123 407
SIGMA ALDRICH COMMON 826552101 26 800 X 123 800
SILICON GRAPHICS SR CONV NTS CV BND 827056AC6 16,834 1,314,170 X 123 1,244,652 69,519
SILICON IMAGE INC COMMON 82705T102 816 32,900 X 123 17,100 7,050 8,750
SILICON VALLEY BANCSHARES COMMON 827064106 30,448 522,850 X 123 243,550 109,600 169,700
SIMON PROPERTY GROUP INC COMMON 828806109 6,588 281,108 X 123 106,300 11,000 163,808
SIRIUS SATELLITE RADIO INC COMMON 82966U103 2,379 45,000 X 123 41,600 3,400
SIZELER PROP INV SUB CONV DEB CV BND 830137AA3 5,589 480,385 X 123 338,077 76,923 65,385
SMITH BARNEY LARGE CAP GROWTH MUT FND 83181J816 106 4,284 X 123 4,284
SMITH A.O. CORP COMMON 831865209 271 21,550 X 123 14,750 6,800
INVESTMENT DISCRETION A = SOLE
B = SHARED-AS DEFINED IN INSTR Y
C = SHARED-OTHER
PG 24 FORM 13F NAME OF REPORTING MANAGER LOOMIS SAYLES & CO., INC 09/30/00
VOTING AUTHORITY (SHARES)
ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
INVEST DISCRETION
NAME OF ISSUER CLASS CUSIP MKT VAL SHARES A B C MANAGERS (A)SOLE (B)SHARED (C)NONE
(000) --------- --------- ---------
SMITHKLINE BEECHAM SPONS ADR ADR 832378301 8,200 119,488 X 123 62,888 400 56,200
SMURFIT-STONE CONTAINER CORP COMMON 832727101 31 2,600 X 123 2,600
SOFTNET SYSTEMS COMMON 833964109 4 600 X 123 600
SOLECTRON CORP COMMON 834182107 21,716 470,800 X 123 170,900 11,000 288,900
SOLUTIA INC COMMON 834376105 8,740 768,375 X 123 745,950 22,200 225
SONIC CORP COMMON 835451105 10,578 335,800 X 123 271,100 3,900 60,800
SOUND WORKS INTL INC COMMON 836112102 1 10,000 X 123 10,000
SOURCE INFORMATION MGMT CO COMMON 836151209 14 2,000 X 123 2,000
SOUTH AFRICAN BREWER SP ADR ADR 836216309 9 X 123 9
SOUTHERN CO COMMON 842587107 4,635 142,900 X 123 78,300 64,600
SOUTHERN ENERGY INC COMMON 842816100 706 22,500 X 123 19,500 3,000
SOUTHTRUST CORP COMMON 844730101 19 600 X 123 300 300
SOUTHWEST AIRLINES COMMON 844741108 5,164 212,950 X 123 158,550 1,150 53,250
SOUTHWEST BANCORP OF TEXAS COMMON 84476R109 21,168 647,600 X 123 606,000 41,600
SPARTECH CORP COMMON 847220209 5,249 337,300 X 123 265,500 3,400 68,400
SPEEDFAM-IPEC INC COMMON 847705100 432 37,800 X 123 37,800
SPHERION CORP COMMON 848420105 384 32,200 X 123 29,500 2,700
SPIEKER PROPERTIES INC COMMON 848497103 2,492 43,300 X 123 32,300 11,000
SPINNAKER EXPLORATION CO COMMON 84855W109 25,204 722,700 X 123 580,600 36,750 105,350
SPRINGS INDUSTRIES INC CL A COMMON 851783100 617 21,900 X 123 17,700 4,200
SPRINT CORP COMMON 852061100 45,385 1,548,300 X 123 1,051,030 3,625 493,645
SPRINT CORP (PCS GROUP) COMMON 852061506 2,982 85,034 X 123 20,200 64,834
STANCORP FINANCIAL GROUP COMMON 852891100 9,341 218,500 X 123 156,900 2,800 58,800
STANLEY WORKS COMMON 854616109 231 10,000 X 123 5,000 5,000
STAPLES INC COMMON 855030102 1,466 103,350 X 123 34,300 6,700 62,350
STARBUCKS CORP COMMON 855244109 56 1,400 X 123 1,400
STARWOOD HOTELS & RESORTS TR COMMON 85590A203 291 9,300 X 123 7,700 1,600
STATE STREET CORP COMMON 857477103 24,423 187,870 X 123 88,670 4,250 94,950
STATE STR INVT CORP MUT FND 857483101 224 15,147 X 123 15,147
STATEN ISLAND BANCORP INC COMMON 857550107 578 28,900 X 123 20,500 8,400
STEARNS & LEHMAN INC COMMON 857890107 4 1,000 X 123 1,000
STEINWAY MUSICAL INSTRUMENTS I COMMON 858495104 846 48,500 X 123 30,500 1,900 16,100
STERLING BANCSHARES INC TX COMMON 858907108 352 23,100 X 123 10,000 13,100
STERIS CORP COMMON 859152100 14,522 1,210,200 X 123 942,600 16,000 251,600
STEWART INFO SVCS COMMON 860372101 12 800 X 123 800
STILWELL FINANCIAL INC COMMON 860831106 13,876 319,000 X 123 132,200 8,800 178,000
STMICROELECTRONICS NV-NY SHS COMMON 861012102 138 2,900 X 123 1,600 1,300
STORAGE NETWORKS INC COMMON 86211E103 991 9,700 X 123 9,700
STRATTEC SECURITY CORP COMMON 863111100 5 140 X 123 140
STRYKER CORP COMMON 863667101 9,010 209,830 X 123 89,030 200 120,600
STUART ENERGY SYSTEMS CORP COMMON 863688107 173 10,000 X 123 10,000
SUN COMMUNITIES INC COMMON 866674104 1,224 38,700 X 123 27,400 11,300
SUN MICROSYSTEMS COMMON 866810104 85,083 728,762 X 123 320,992 16,300 391,470
SUNGARD DATA SYSTEMS COMMON 867363103 48,328 1,128,835 X 123 863,010 46,500 219,325
SUNOCO INC COMMON 86764P109 54 2,000 X 123 1,000 1,000
SUNTRUST BANK COMMON 867914103 465 9,340 X 123 8,840 500
SUPERTEX INC COMMON 868532102 17,800 353,350 X 123 330,700 22,650
SUPERVALU INC COMMON 868536103 90 6,000 X 123 1,200 4,800
SYBASE INC COMMON 871130100 6,917 300,724 X 123 241,900 58,824
SYBRON INTL COMMON 87114F106 9,324 388,500 X 123 315,100 73,400
SYCAMORE NETWORKS INC COMMON 871206108 130 1,200 X 123 1,200
SYKES DATATRONICS COMMON 871235107 500 X 123 500
SYMANTEC CORP COMMON 871503108 79 1,800 X 123 1,800
SYMYX TECHNOLOGIES INC COMMON 87155S108 12,099 278,950 X 123 126,700 63,200 89,050
SYNAVANT INC COMMON 87157A105 19 2,795 X 123 175 2,620
INVESTMENT DISCRETION A = SOLE
B = SHARED-AS DEFINED IN INSTR Y
C = SHARED-OTHER
PG 25 FORM 13F NAME OF REPORTING MANAGER LOOMIS SAYLES & CO., INC 09/30/00
VOTING AUTHORITY (SHARES)
ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
INVEST DISCRETION
NAME OF ISSUER CLASS CUSIP MKT VAL SHARES A B C MANAGERS (A)SOLE (B)SHARED (C)NONE
(000) --------- --------- ---------
SYSCO CORP COMMON 871829107 1,890 40,800 X 123 25,400 15,400
TCF FINANCIAL CORP COMMON 872275102 6,468 171,900 X 123 120,900 11,000 40,000
TD WATERHOUSE GROUP COMMON 872362108 9 500 X 123 500
TECO ENERGY INC COMMON 872375100 297 10,320 X 123 10,320
TEPPCO PARTNERS L P COMMON 872384102 74 2,800 X 123 2,800
TJX COMPANIES INC COMMON 872540109 42,847 1,904,329 X 123 982,829 921,500
TRW INC COMMON 872649108 65 1,600 X 123 1,600
TMP WORLDWIDE INC COMMON 872941109 2,174 27,000 X 123 25,000 2,000
TXU CORP COMMON 873168108 34,588 872,874 X 123 267,675 605,199
TALBOTS INC COMMON 874161102 15,197 229,385 X 123 122,585 43,000 63,800
TALK.COM COMMON 874264104 147 33,300 X 123 33,300
TANKNOLOGY-NDE INTL INC COMMON 87583E101 2,000 X 123 2,000
TARGET CORP COMMON 87612E106 50,504 1,970,882 X 123 1,330,323 4,000 636,559
TECHNE CORP COMMON 878377100 4,402 39,300 X 123 600 38,700
TEKELEC COMMON 879101103 12,811 389,700 X 123 293,400 4,500 91,800
TEKTRONIX COMMON 879131100 17,905 233,100 X 123 180,500 2,200 50,400
TELE NORTE LESTE PART -ADR ADR 879246106 2 80 X 123 80
TELEBRAS SPON ADR ADR 879287100 1,410 X 123 710 700
TELEBRAS SPON ADR PFD BLOCK ADR 879287308 55 700 X 123 700
TELEDYNE TECHNOLOGIES INC COMMON 879360105 27,257 935,850 X 123 742,200 45,100 148,550
TELEFLEX INC COMMON 879369106 1,659 48,250 X 123 20,450 27,800
TELEFONICA DE ESPANA ADS COMMON 879382208 24 402 X 123 402
TELEFONOS DE MEXICO S P ADR L ADR 879403780 149 2,800 X 123 2,800
TELLABS INC COMMON 879664100 487 10,200 X 123 1,400 8,800
TELXON CORP COMMON 879700102 1,316 75,200 X 123 64,100 11,100
TELXON CORP SUB CONV NTS CV BND 879700AC6 13,928 569,854 X 123 398,945 145,454 25,455
TEMPLE INLAND INC COMMON 879868107 4,124 108,874 X 123 92,000 16,874
TEMPLETON DEV MKTS TR CL I MUT FND 88018W104 244 21,144 X 123 21,144
TEMPLETON EMERG MKTS INC FD MUT FND 880192109 23 2,281 X 123 2,281
TEMPLETON FOREIGN FD MUT FND 880196209 634 61,978 X 123 61,978
TENET HEALTHCARE CORP COMMON 88033G100 200,652 5,516,204 X 123 2,986,072 58,900 2,471,232
TENET HEALTHCARE SUB NTS CVT CV BND 88033GAD2 27,578 846,604 X 123 694,855 136,185 15,564
TENNECO AUTOMOTIVE COMMON 880349105 210 40,575 X 123 4,120 36,455
TERADYNE INC COMMON 880770102 467 13,350 X 123 13,200 150
TERAYON COMMUNICATIONS SYS COMMON 880775101 34 1,000 X 123 1,000
TERRAMAR CORP COMMON 881027106 133 X 123 133
TESCO CORP COMMON 88157K101 75 10,900 X 123 10,900
TEVA PHARMACEUTICALS -SP ADR ADR 881624209 2,898 39,600 X 123 36,500 3,100
TETRA TECH INC COMMON 88162G103 11,261 394,275 X 123 316,650 4,000 73,625
TEXACO INC COMMON 881694103 57,978 1,104,351 X 123 539,772 1,300 563,279
TEXAS INSTRUMENTS COMMON 882508104 20,086 425,660 X 123 190,070 6,050 229,540
TEXTRON INC COMMON 883203101 485 10,521 X 123 3,300 7,221
TEXTRON INC CV PFD A CV PFD 883203200 96 2,108 X 123 2,108
THERAGENICS CORP COMMON 883375107 495 76,100 X 123 59,600 16,500
THERMO ELECTRON CORP COMMON 883556102 185 7,100 X 123 7,100
THERMO ELECTRON DEB CONV 144A CV BND 883556AF9 217,282 6,050,735 X 123 5,521,899 333,994 194,841
THERMO INSTRUMENT 144A CVT DEB CV BND 883559AC0 36,454 1,133,058 X 123 1,075,012 29,023 29,023
THERMO TERRATECH SUB CONV 144A CV BND 883598AA2 25,947 1,738,365 X 123 1,615,346 123,019
THERMEDICS INC SUB CONV CV BND 883901AD2 38 3,148 X 123 3,148
THOMAS & BETTS COMMON 884315102 483 27,707 X 123 15,400 12,307
3COM COMMON 885535104 1,467 76,450 X 123 40,200 19,700 16,550
3DO COMPANY COMMON 88553W105 590 88,200 X 123 66,600 21,600
TIBCO SOFTWARE INC COMMON 88632Q103 3,876 45,900 X 123 41,300 4,600
TIDEWATER COMMON 886423102 29,853 656,100 X 123 564,600 3,600 87,900
TIFFANY & CO COMMON 886547108 2,414 62,600 X 123 57,400 5,200
INVESTMENT DISCRETION A = SOLE
B = SHARED-AS DEFINED IN INSTR Y
C = SHARED-OTHER
PG 26 FORM 13F NAME OF REPORTING MANAGER LOOMIS SAYLES & CO., INC 09/30/00
VOTING AUTHORITY (SHARES)
ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
INVEST DISCRETION
NAME OF ISSUER CLASS CUSIP MKT VAL SHARES A B C MANAGERS (A)SOLE (B)SHARED (C)NONE
(000) --------- --------- ---------
TIME WARNER INC COMMON 887315109 58,915 752,901 X 123 376,405 10,750 365,746
TITAN INTL INC COMMON 88830M102 6 1,000 X 123 1,000
TITAN PHARMACEUTICALS INC COMMON 888314101 6,318 97,200 X 123 46,500 20,700 30,000
TOLL BROTHERS INC COMMON 889478103 24,107 701,300 X 123 653,675 47,625
TOLLGRADE COMMUNICATIONS COMMON 889542106 36,758 264,800 X 123 207,900 18,200 38,700
TOO INC COMMON 890333107 18 756 X 123 756
TORCHMARK CORP COMMON 891027104 332 11,926 X 123 2,000 9,926
TOSCO CORP COMMON 891490302 6,419 205,825 X 123 147,000 18,900 39,925
TOWER AUTOMOTIVE INC COMMON 891707101 1,648 175,800 X 123 163,500 12,300
TOYOTA MOTOR CORP UNSP ADR COMMON 892331307 36 457 X 123 457
TRANS INDS INC COMMON 893239103 17 5,672 X 123 5,672
TRANSWITCH CORP COMMON 894065101 85,689 1,344,140 X 123 963,540 144,500 236,100
TREDEGAR INDS COMMON 894650100 1,246 72,000 X 123 72,000
TRI CONTL CORP MUT FND 895436103 1,189 45,507 X 123 37,287 8,220
TRIGEN ENERGY CORP COMMON 895930105 86 3,700 X 123 3,700
TRICON GLOBAL RESTAURANTS COMMON 895953107 43 1,400 X 123 1,400
TRIBUNE CO COMMON 896047107 38,425 880,806 X 123 41,100 839,706
TRICO MARINE SERVICES INC COMMON 896106101 49,369 3,109,857 X 123 2,806,031 256,414 47,412
TRIGON HEALTHCARE INC COMMON 89618L100 9,572 182,100 X 123 142,900 1,000 38,200
TRIMERIS INC COMMON 896263100 11,638 166,400 X 123 82,100 34,000 50,300
TRUE NORTH COMMUNICATIONS COMMON 897844106 107 3,000 X 123 3,000
TUMBLEWEED COMMUNICATIONS COMMON 899690101 43 835 X 123 835
TUT SYSTEMS INC COMMON 901103101 14,971 173,450 X 123 162,250 11,200
TWEETER HOME ENTERTAINMENT COMMON 901167106 25,199 693,952 X 123 648,052 45,900
TYCO INTERNATIONAL LTD COMMON 902124106 85,344 1,645,186 X 123 937,468 6,728 700,990
UAM STERLING SM CAP VAL -I MUT FND 902555432 329 21,953 X 123 21,953
UMB FINANCIAL CORP COMMON 902788108 4 110 X 123 110
USX-MARATHON GRP COM NEW COMMON 902905827 57,368 2,021,791 X 123 936,855 3,000 1,081,936
US RESTAURANT PROPERTIES COMMON 902971100 382 40,200 X 123 40,200
U S BANCORP COMMON 902973106 29,311 1,288,390 X 123 760,840 42,000 485,550
USAA INTERNATIONAL MUT FND 903287308 790 38,235 X 123 38,235
U.S. FOODSERVICE COMMON 90331R101 329 12,700 X 123 12,700
UTI ENERGY CORP COMMON 903387108 16,873 378,100 X 123 179,000 81,000 118,100
ULTICOM INC COMMON 903844108 8,845 187,700 X 123 87,250 40,650 59,800
USA EDUCATION INC COMMON 90390U102 72 1,500 X 123 300 1,200
ULTRAMAR DIAMOND SHAMROCK CORP COMMON 904000106 14,421 568,300 X 123 431,000 6,500 130,800
UNICAPITAL CORP COMMON 90459D108 5 41,200 X 123 4,800 36,400
UNILEVER PLC SPON ADR ADR 904767704 52 2,000 X 123 2,000
UNILEVER NV ADR ADR 904784709 81 1,671 X 123 1,671
UNICOM CORP COMMON 904911104 124,585 2,217,300 X 123 1,119,730 2,600 1,094,970
UNION CARBIDE COMMON 905581104 575 15,220 X 123 8,700 6,520
UNION PACIFIC COMMON 907818108 171 4,400 X 123 2,400 2,000
UNION PLANTERS CORP COMMON 908068109 7 200 X 123 200
UNIONBANCAL CORP COMMON 908906100 5 200 X 123 200
UNISYS CORP COMMON 909214108 6,835 607,550 X 123 504,450 21,700 81,400
UNITED MICROELECTRONICS ADR ADR 910873207 194 16,300 X 123 8,800 7,500
UNITED PARCEL SERIVCE CL B COMMON 911312106 197 3,500 X 123 1,600 1,900
UNITED RENTALS INC COMMON 911363109 14,991 621,400 X 123 621,400
U S WEST INC COMMON 91273H101 7,160 83,500 X 123 6,700 76,800
UNITED STATIONERS INC COMMON 913004107 7,302 271,700 X 123 213,500 3,100 55,100
UNITED TECHNOLOGIES COMMON 913017109 67,311 971,994 X 123 611,384 10,208 350,402
UNITEDHEALTH GROUP COMMON 91324P102 207 2,100 X 123 300 1,800
UNIVERSAL FOODS CORP COMMON 913538104 355 17,400 X 123 9,400 8,000
UNIVERSAL HEALTH SERVICES CL B COMMON 913903100 2,774 32,400 X 123 23,600 8,800
UNIVISION COMMUNICATIONS CL A COMMON 914906102 254 6,800 X 123 6,800
INVESTMENT DISCRETION A = SOLE
B = SHARED-AS DEFINED IN INSTR Y
C = SHARED-OTHER
PG 27 FORM 13F NAME OF REPORTING MANAGER LOOMIS SAYLES & CO., INC 09/30/00
VOTING AUTHORITY (SHARES)
ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
INVEST DISCRETION
NAME OF ISSUER CLASS CUSIP MKT VAL SHARES A B C MANAGERS (A)SOLE (B)SHARED (C)NONE
(000) --------- --------- ---------
UNOCAL CORP COMMON 915289102 2,944 83,070 X 123 49,520 33,550
UNOVA INC COMMON 91529B106 241 61,300 X 123 47,500 13,800
UNUMPROVIDENT CORP COMMON 91529Y106 7,603 279,000 X 123 279,000
USFREIGHTWAYS CORP COMMON 916906100 9,946 438,400 X 123 337,300 4,200 96,900
USWEB CORP COMMON 917327108 171 4,400 X 123 4,400
UTSTARCOM INC COMMON 918076100 79 3,750 X 123 3,750
V F CORP COMMON 918204108 1,889 76,500 X 123 50,000 26,500
VALASSIS COMMUNICATIONS INC COMMON 918866104 4,795 215,500 X 123 189,500 26,000
VALENCE TECHNOLOGY INC COMMON 918914102 13,286 770,200 X 123 716,900 3,600 49,700
VALERO ENERGY CORP COMMON 91913Y100 1,541 43,800 X 123 30,400 13,400
VANGUARD U.S. GROWTH FUND MUT FND 921910105 510 11,013 X 123 5,394 5,619
VANGUARD ADMIRAL INTER TERM TR MUT FND 921932307 256 25,078 X 123 25,078
VANGUARD WINDSOR II MUT FND 922018205 274 10,120 X 123 9,368 753
VANGUARD FIXED HIGH YIELD MUT FND 922031208 122 17,364 X 123 17,364
VARIAN SEMICONDUCTOR EQUIPMENT COMMON 922207105 12,515 334,300 X 123 267,600 3,600 63,100
VARIAN MEDICAL SYSTEMS INC COMMON 92220P105 12,784 282,900 X 123 221,900 3,000 58,000
VECTREN CORP COMMON 92240G101 17,712 871,996 X 123 694,295 10,901 166,800
VEECO INSTRUMENTS INC COMMON 922417100 22,847 215,000 X 123 107,650 42,950 64,400
VANGUARD INDEX TR 500 PORT MUT FND 922908108 297 2,241 X 123 876 1,365
VANGUARD SMALL CAP GRWTH FD MUT FND 922908827 209 16,929 X 123 8,294 8,635
VENTURE STORES INC COMMON 923275101 13 X 123 13
VERITAS SOFTWARE CORP COMMON 923436109 52,345 368,625 X 123 143,300 12,800 212,525
VERISIGN INC COMMON 92343E102 9,136 45,100 X 123 17,800 700 26,600
VERITAS DGC INC COMMON 92343P107 14,466 499,900 X 123 390,100 5,300 104,500
VERIZON COMMUNICATIONS COMMON 92343V104 132,468 2,734,823 X 123 1,393,469 3,960 1,337,394
VERTICALNET INC COMMON 92532L107 5 150 X 123 150
VIACOM INC COMMON 925524100 399 6,825 X 123 6,500 325
VIACOM INC CL B COMMON 925524308 135,062 2,308,752 X 123 1,164,826 57,542 1,086,384
VIAD CORP COMMON 92552R109 29,113 1,096,030 X 123 789,440 29,100 277,490
VIASYSTEMS GROUP INC COMMON 92553H100 5,158 303,400 X 123 239,000 64,400
VIGNETTE CORP COMMON 926734104 494 16,525 X 123 11,000 825 4,700
VISHAY INTERTECHNOLOGY INC COMMON 928298108 12,015 390,747 X 123 305,669 3,400 81,678
VISIBLE GENEICS INC COMMON 92829S104 10,158 251,585 X 123 232,785 18,800
VISTEON CORP COMMON 92839U107 2,960 195,678 X 123 137,053 58,625
VITESSE SEMICONDUCTOR CORP COMMON 928497106 19,246 216,400 X 123 164,300 52,100
VODAFONE GROUP PLC ADR 92857W100 1,257 33,980 X 123 21,250 12,730
VOICESTREAM WIRELESS CORP COMMON 928615103 29 250 X 123 250
VULCAN MATER COMMON 929160109 1,471 36,600 X 123 34,200 2,400
WABASH NATIONAL CORP COMMON 929566107 344 37,700 X 123 29,100 8,600
WACHOVIA CORP COMMON 929771103 533 9,400 X 123 2,200 7,200
WADDELL & REED FINANCIAL A COMMON 930059100 26 846 X 123 846
WADDELL & REED FINL CL B COMMON 930059209 106 3,645 X 123 3,645
WAL-MART STORES INC COMMON 931142103 15,105 313,880 X 123 220,880 950 92,050
WALGREEN CO COMMON 931422109 70,740 1,864,651 X 123 1,012,650 28,000 824,001
WALLACE COMP SVCS COMMON 932270101 217 14,200 X 123 14,200
WASHINGTON FEDERAL INC COMMON 938824109 338 14,868 X 123 14,868
WASHINGTON GAS LIGHT CO COMMON 938837101 9,119 339,300 X 123 268,600 3,900 66,800
WASHINGTON MUTUAL INC COMMON 939322103 15,057 378,206 X 123 332,861 1,700 43,645
AMERICAN FDS-WASH MUTUAL INV MUT FND 939330106 758 25,443 X 123 25,443
WASHINGTON TRUST BANCORP COMMON 940610108 156 10,680 X 123 10,680
WASTE MANAGEMENT INC COMMON 94106L109 53,977 3,095,437 X 123 2,516,832 68,965 509,640
WATER PIK TECHNOLOGIES COMMON 94113U100 4,263 440,100 X 123 395,300 44,800
WATERS CORP COMMON 941848103 10,066 113,100 X 123 93,800 2,100 17,200
WATSON PHARM COMMON 942683103 143 2,200 X 123 2,200
WAVE SYSTEMS CORP CL A COMMON 943526103 17 1,000 X 123 1,000
INVESTMENT DISCRETION A = SOLE
B = SHARED-AS DEFINED IN INSTR Y
C = SHARED-OTHER
PG 28 FORM 13F NAME OF REPORTING MANAGER LOOMIS SAYLES & CO., INC 09/30/00
VOTING AUTHORITY (SHARES)
ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
INVEST DISCRETION
NAME OF ISSUER CLASS CUSIP MKT VAL SHARES A B C MANAGERS (A)SOLE (B)SHARED (C)NONE
(000) --------- --------- ---------
WEATHERFORD INTL COMMON 947074100 629 14,636 X 123 1,805 12,831
WEBMETHODS INC COMMON 94768C108 67 580 X 123 580
WELLPOINT HEALTH NETWORKS COMMON 94973H108 1,834 19,100 X 123 12,200 6,900
WELLS FARGO COMPANY COMMON 949746101 93,529 2,035,997 X 123 1,172,274 4,225 859,498
WENDYS INTL COMMON 950590109 23,250 1,158,875 X 123 891,400 8,800 258,675
WESTERN DIGITAL CONV 144A CV BND 958102AF2 23,566 1,328,140 X 123 1,114,495 147,931 65,714
WESTERN DIGITAL SUB CNV ZERO C CV BND 958102AH8 14,363 809,477 X 123 727,334 74,675 7,468
WESTERN GAS RES CONV PFD 5.25% CV PFD 958259301 10,463 347,520 X 123 285,689 42,269 19,562
WESTVACO CORP COMMON 961548104 2,915 109,225 X 123 107,400 1,825
WET SEAL INC CL A COMMON 961840105 5,972 380,700 X 123 272,600 6,300 101,800
WEYERHAEUSER CO COMMON 962166104 212 5,248 X 123 400 4,848
WHITMAN CORP COMMON 96647R107 200 17,300 X 123 4,300 13,000
WHOLE FOODS MARKET INC COMMON 966837106 5 100 X 123 100
WILEY JOHN & SONC CL A COMMON 968223206 9,223 402,100 X 123 314,700 4,800 82,600
WILLAMETTE INDS INC COMMON 969133107 41,755 1,491,252 X 123 898,150 3,900 589,202
WILLIAMS COS INC COMMON 969457100 547 12,938 X 123 9,189 3,749
WILLIAMS SONOMA INC COMMON 969904101 35 1,000 X 123 1,000
WILMINGTON TRUST CORP COMMON 971807102 16,870 314,600 X 123 248,500 3,300 62,800
WILSON GREATBATCH TECHNOLOGIES COMMON 972232102 3,774 165,000 X 123 102,900 6,700 55,400
WIND RIVER SYSTEMS COMMON 973149107 1,630 34,000 X 123 32,500 1,500
WISCONSIN CENTRAL TRANSPROT COMMON 976592105 361 34,200 X 123 26,300 7,900
WISCONSIN ENERGY CORP COMMON 976657106 6,081 305,025 X 123 257,400 37,500 10,125
WOODHEAD INDS INC COMMON 979438108 152 7,300 X 123 7,300
WORLDWAY CORP SUB CONV DEB CV BND 98155FAA1 19,242 261,316 X 123 247,313 4,422 9,581
WORLDCOM INC COMMON 98157D106 104,703 3,447,001 X 123 1,965,733 31,956 1,449,312
WORTHINGTON INDUSTRIES COMMON 981811102 6,495 692,750 X 123 554,000 6,600 132,150
WRIGLEY W M JR COMMON 982526105 1,289 17,212 X 123 11,800 5,412
XCEL ENERGY INC COMMON 98389B100 226 8,222 X 123 8,222
XILINX INC COMMON 983919101 39,597 462,450 X 123 276,900 2,600 182,950
XIRCOM INC COMMON 983922105 86 3,400 X 123 3,400
XEROX CORP COMMON 984121103 12,581 835,257 X 123 606,470 18,600 210,187
XEROX CORP SUB DEB CONV CV BND 984121BB8 182,404 2,768,842 X 123 2,437,743 209,684 121,414
XYVISION SERIES B PFD CV PFD 9841809D3 13 2,816,664 X 123 2,816,664
YAHOO INC COMMON 984332106 348 3,822 X 123 3,672 150
YOUNG & RUBICAM INC COMMON 987425105 25 500 X 123 500
ZALE CORP COMMON 988858106 4 130 X 123 130
ZANY BRAINY INC COMMON 98906Q101 200 X 123 200
ZYGO CORP COMMON 989855101 19,275 221,550 X 123 102,900 48,200 70,450
LERNOUT & HAUSPIE SPEECH PRODS COMMON B5628B104 26 2,000 X 123 2,000
DAIMLERCHRYSLER AG COMMON D1668R123 314 7,077 X 123 3,091 3,986
ACE LTD ADR G0070K103 119,551 3,045,894 X 123 1,453,030 2,800 1,590,064
ANNUITY AND LIFE RE HLDGS COMMON G03910109 11,597 480,700 X 123 384,200 4,400 92,100
EVEREST RE GROUP LTD COMMON G3223R108 2,119 42,800 X 123 22,500 20,300
GLOBAL CROSSING LTD COMMON G3921A100 351 11,315 X 123 11,275 40
LORAL SPACE & COMMUNICATIONS COMMON G56462107 98 15,919 X 123 13,919 2,000
MARVELL TECHNOLOGY GROUP LTD COMMON G5876H105 8,923 115,700 X 123 59,550 22,100 34,050
SANTA FE INTERNATIONAL CORP COMMON G7805C108 46,831 1,039,250 X 123 922,400 1,900 114,950
TRANSOCEAN SEDCO FOREX INC COMMON G90078109 56,619 965,783 X 123 492,231 2,695 470,857
XL CAPITAL CORP ADR G98255105 162 2,200 X 123 2,200
AUDIOCODES LTD COMMON M15342104 102 1,200 X 123 1,200
CHECK POINT SOFTWARE TECH COMMON M22465104 252 1,600 X 123 1,600
TARO PHARMACEUTICAL INDS LTD COMMON M8737E108 116 6,500 X 123 6,500
ROYAL CARIBBEAN CRUISES LTD COMMON V7780T103 59 2,300 X 123 800 1,500
SANWA INTL FIN BERM PFD 1.25% CV BND XX3012988 8,600 1,725,643,039 X 123 1,725,643,039
FLEXTRONICS INTL LTD COMMON Y2573F102 4,960 60,400 X 54,000 6,400
COLUMN TOTALS 20,310,167
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