UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F
FORM 13F COVER PAGE
Report for the Calendar Year or Quarter Ended: March 31, 2000
Check here if Amendment [ ]; Amendment Number:
This Amendment (Check only one.): [ ] is a restatement.
[ ] adds new holdings entries.
Institutional Investment Manager Filing this Report:
Name: NWQ INVESTMENT MANAGEMENT CO INC/MA
Address: 2049 Century Park East 4th Floor
Los Angeles, CA 90067
13F File Number: 28-03739_
The institutional investment manager filing this report and the
person by whom it is signed hereby represent that the person
signing the report is authorized to submit it, that all
information contained herein is true, correct and complete, and
that it is understood that all required items, statements,
schedules, lists, and tables, are considered integral parts of
this form.
Person Signing this Report on Behalf of Reporting Manager:
Name: MARY-GENE SLAVEN
Title: Managing-Director
Phone: 310-712-4002_
Signature, Place, and Date of Signing:
Mary-Gene Slaven Los Angeles __ 04/17/2000______
Report Type (Check only one.):
[X ] 13F HOLDINGS REPORT.
[ ] 13F NOTICE.
[ ] 13F COMBINATION REPORT.
List of Other Managers Reporting for this Manager:
I AM SIGNING THIS REPORT AS REQUIRED BY THE SECURITIES EXCHANGE
ACT OF 1934.
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FORM 13F SUMMARY PAGE
Report Summary:
Number of Other Included Managers:
Form 13F Information Table Entry Total: 177
Form 13F Information Table Value Total: $4,274,541
List of Other Included Managers:
No. 13F File Number Name
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FORM 13F INFORMATION TABLE
VALUE SHARES/ SH/ PUT/ INVSTMT OTHER VOTING AUTORITY
NAME OF ISSUER TITLE OF CLASS CUSIP NO (x$1000) PRN AMT PRN CALL DSCRETN MANAGERS SOLE SHARED NONE
- ------------------------------ ---------------- --------- -------- -------- --- ---- ------- ----------- -------- -------- --------
AMR CORP COM 001765106 274 8585 SH DEFINED 600 0 7985
AT&T CORP NEW LIBERTY MEDIA GROUP CL A 001957208 66093 1114323 SH DEFINED 784888 0 329435
ACTEL CORPORATION COM 004934105 2326 65185 SH DEFINED 45950 0 19235
AETNA INC COM 008117103 71397 1286425 SH DEFINED 687079 0 599346
AGILENT TECHNOLOGIES INC COM 00846U101 45043 433101 SH DEFINED 150570 0 282531
AIR PRODUCTS & CHEMICALS INC COM 009158106 40827 1435674 SH DEFINED 476689 0 958985
ALBERTO-CULVER CO. CLASS A COM 013068200 18638 852002 SH DEFINED 618200 0 233802
ALEXANDRIA REAL EST EQUITIES COM 015271109 1979 65953 SH DEFINED 43125 0 22828
ALIGN-RITE INTERNATIONAL COM 016251100 988 35916 SH DEFINED 27950 0 7966
ALLSTATE CORPORATION COM 020002101 991 41603 SH DEFINED 5940 0 35663
ALLTEL CORP COM 020039103 28495 450507 SH DEFINED 313709 0 136798
AMERICAN EXPRESS CO COM 025816109 296 1990 SH DEFINED 0 0 1990
AMERICAN INTL GROUP INC COM 026874107 41914 382775 SH DEFINED 144786 0 237989
APPLIED POWER INC. CL A COM 038225108 12783 448509 SH DEFINED 359350 0 89159
ATCHISON CASTING CORP COM 046613105 495 71337 SH DEFINED 50650 0 20687
BJ SERVICES CO COM 055482103 37003 500880 SH DEFINED 106810 0 394070
BAKER HUGHES INC COM 057224107 2731 90297 SH DEFINED 21800 0 68497
BANK OF AMERICA CORP COM 060505104 84959 1620199 SH DEFINED 807781 0 812418
BANK OF NEW YORK COM 064057102 55143 1326759 SH DEFINED 282717 0 1044042
BEAR STEARNS COMPANIES INC COM 073902108 55406 1214384 SH DEFINED 506918 0 707466
BELDEN INC COM 077459105 2172 78994 SH DEFINED 54600 0 24394
BELL ATLANTIC CORP COM 077853109 46866 766723 SH DEFINED 170106 0 596617
BELLSOUTH CORP COM 079860102 365 7780 SH SOLE 7780 0 0
BON-TON STORES COM 09776J101 518 170962 SH DEFINED 111200 0 59762
BORG WARNER AUTOMOTIVE INC COM 099724106 1268 32207 SH DEFINED 20645 0 11562
BOWATER INC COM 102183100 13267 248564 SH DEFINED 161850 0 86714
BURLINGTON NORTHERN SANTA FE COM 12189T104 5016 220477 SH DEFINED 8200 0 212277
BURLINGTON RESOURCES INC COM 122014103 309 8350 SH DEFINED 6500 0 1850
CIGNA CORP COM 125509109 44471 587071 SH DEFINED 231643 0 355428
CVS CORP COM 126650100 53154 1415073 SH DEFINED 385000 0 1030073
CAL DIVE INTL INC. COM 127914109 1926 37959 SH DEFINED 25700 0 12259
CARNIVAL CRUISE LINES-CL A COM 143658102 16914 681692 SH DEFINED 187100 0 494592
CATERPILLAR INC COM 149123101 379 9600 SH DEFINED 7200 0 2400
CHASE MANHATTAN CORP COM 16161A108 97170 1114489 SH DEFINED 510816 0 603673
CHEVRON CORP COM 166751107 569 6156 SH DEFINED 2706 0 3450
CITIGROUP INC COM 172967101 68102 1137403 SH DEFINED 279738 0 857665
CLAIRE'S STORES INC COM 179584107 1837 91576 SH DEFINED 61500 0 30076
COASTAL CORP COM 190441105 74984 1630097 SH DEFINED 667270 0 962827
COFLEXIP-SPONSORED ADR COM 192384105 2613 47718 SH DEFINED 34700 0 13018
COLUMBIA/HCA HEALTHCARE CORP COM 197677107 40504 1600154 SH DEFINED 884556 0 715598
COMMERCIAL BANK OF NEW YORK COM 201462108 512 53585 SH DEFINED 37475 0 16110
COMPUTER ASSOCIATES INTL INC COM 204912109 23213 392195 SH DEFINED 203175 0 189020
CONOCO INC -CL B COM 208251405 89884 3507648 SH DEFINED 1652951 0 1854697
COOPER INDUSTRIES INCORPORATED COM 216669101 466 13300 SH SOLE 13300 0 0
COUNTRYWIDE CREDIT COM 222372104 28613 1050007 SH DEFINED 827450 0 222557
COX COMMUNICATIONS INC CL A COM 224044107 21672 446854 SH DEFINED 295800 0 151054
DARDEN RESTAURANTS INC COM 237194105 9797 549995 SH DEFINED 390975 0 159020
DEERE & CO COM 244199105 26747 703880 SH DEFINED 242204 0 461676
DEL MONTE FOODS CO COM 24522P103 1968 184126 SH DEFINED 124050 0 60076
DELPHI AUTOMOTIVE SYSTEMS CORP COM 247126105 65492 4093263 SH DEFINED 1658670 0 2434593
DELTA AIR LINES, INC COM 247361108 105832 1987452 SH DEFINED 927200 0 1060252
DIAMOND OFFSHORE DRILLING COM 25271C102 2728 68310 SH DEFINED 62935 0 5375
DILLARDS INC-CL A COM 254067101 15906 967665 SH DEFINED 708650 0 259015
DONCASTERS PLC-SPONSORED ADR COM 257692103 760 87510 SH DEFINED 47130 0 40380
ELDER-BEERMAN STORES CORP COM 284470101 587 102139 SH DEFINED 59900 0 42239
EMERSON ELECTRIC COMPANY COM 291011104 35434 666999 SH DEFINED 293899 0 373100
ENCOMPASS SERVICES CORP COM 29255U104 289 50297 SH DEFINED 25849 0 24448
EXXON MOBIL CORP (NEW) COM 30231G102 21865 280541 SH DEFINED 18242 0 262299
FPIC INSURANCE GROUP INC COM 302563101 2167 123811 SH DEFINED 84800 0 39011
FARM FAMILY HOLDINGS INC COM 307901108 1485 49931 SH DEFINED 33850 0 16081
FEDERAL NATL MTG ASSN COM 313586109 76573 1353783 SH DEFINED 566080 0 787703
FEDERATED DEPART STORES INC (NEW) 31410H101 54546 1291021 SH DEFINED 438370 0 852651
FIRST SECURITY CORP/DEL COM 336294103 139 11600 SH SOLE 11600 0 0
FIRST UNION CORP COM 337358105 84682 2273341 SH DEFINED 1128927 0 1144414
FLEET BOSTON FINL CORP COM 339030108 7987 218811 SH DEFINED 186000 0 32811
FLORIDA PROGRESS CORP COM 341109106 9786 213316 SH DEFINED 28700 0 184616
FORD MOTOR COMPANY COM 345370100 53715 1169312 SH DEFINED 582700 0 586612
FORTUNE BRANDS, INC. COM 349631101 49935 1997401 SH DEFINED 816306 0 1181095
FRESENIUS MED CARE HLDGS INC SPEC DIV PFD S358030203 13 174736 SH DEFINED 155519 0 19217
GAYLORD CONTAINER CORP CL A COM 368145108 1973 309492 SH DEFINED 212025 0 97467
GENERAL ELECTRIC COMPANY COM 369604103 2999 19269 SH DEFINED 18874 0 395
GEORGIA-PACIFIC CORPORATION COM 373298108 912 23061 SH DEFINED 0 0 23061
GRIFFON CORP COM 398433102 1628 208342 SH DEFINED 148375 0 59967
HSB GROUP INC COM 40428N109 1202 41540 SH DEFINED 25310 0 16230
HALLIBURTON COMPANY COM 406216101 75345 1832087 SH DEFINED 490317 0 1341770
HARTFORD FINL SERVICES GRP INC COM 416515104 98163 1860901 SH DEFINED 1038720 0 822181
HASBRO INC COM 418056107 27030 1619770 SH DEFINED 1182050 0 437720
HAYES LEMMERZ INTL INC COM 420781106 694 36289 SH DEFINED 20400 0 15889
HELLER FINANCIAL INC COM 423328103 36411 1583106 SH DEFINED 1107500 0 475606
HEWLETT-PACKARD COMPANY COM 428236103 108245 814641 SH DEFINED 293970 0 520671
HONEYWELL INTERNATIONAL INC COM 438516106 52949 1004962 SH DEFINED 268633 0 736329
HOUSEHOLD INTL INC COM 441815107 739 19800 SH DEFINED 15600 0 4200
IMC GLOBAL INC COM 449669100 4371 297586 SH DEFINED 137700 0 159886
IMCO RECYCLING COM 449681105 609 55010 SH DEFINED 30850 0 24160
INDYMAC MORTGAGE HLDGS INC COM 456607100 21460 1436650 SH DEFINED 1077800 0 358850
INGERSOLL RAND CO COM 456866102 82848 1872272 SH DEFINED 814886 0 1057386
INTERNATIONAL BUSINESS MACHINE COM 459200101 289 2449 SH SOLE 2449 0 0
INTERNATIONAL PAPER COM 460146103 16541 386934 SH DEFINED 192147 0 194787
JOHNSON & JOHNSON COM 478160104 356 5072 SH SOLE 5072 0 0
KENNAMETAL INC COM 489170100 8117 270000 SH DEFINED 202150 0 67850
LEAR CORPORATION COM 521865105 12420 441586 SH DEFINED 248100 0 193486
LILLY ELI & COMPANY COM 532457108 371 5920 SH SOLE 5920 0 0
LOEWS CORP DEL COM 540424108 23027 460540 SH DEFINED 334600 0 125940
LONGVIEW FIBRE CO COM 543213102 1257 85205 SH DEFINED 59200 0 26005
MCI WORLDCOM INC COM 55268B106 56374 1244119 SH DEFINED 411245 0 832874
MGIC INVESTMENT CORP COM 552848103 20488 469629 SH DEFINED 411700 0 57929
MANDALAY RESORT GROUP COM 562567107 15341 909119 SH DEFINED 586750 0 322369
MARINE DRILLING CO. COM 568240204 1138 41470 SH DEFINED 23100 0 18370
MEDIAONE GROUP INC COM 58440J104 171092 2112246 SH DEFINED 990539 0 1121707
MERCK & COMPANY INCORPORATED COM 589331107 224 3600 SH SOLE 3600 0 0
MERIDIAN RESOURCE GROUP COM 58977Q109 199 51264 SH DEFINED 41264 0 10000
MIDCOAST RESOURCES TX NEVADA COM 59563W104 1360 80286 SH DEFINED 55600 0 24686
MINNESOTA MINING & MFG CO COM 604059105 215 2423 SH DEFINED 0 0 2423
MONSANTO COMPANY COM 611662107 258 5000 SH SOLE 5000 0 0
MORGAN J P & CO INC COM 616880100 217 1650 SH SOLE 1650 0 0
NTL INC COM 629407107 64684 696932 SH DEFINED 504605 0 192326
NABISCO GROUP HOLDINGS COM 62952P102 14415 1195028 SH DEFINED 829800 0 365228
NATIONAL CITY CORP CLEVELAND COM 635405103 1364 66132 SH DEFINED 59168 0 6964
NOBLE AFFILIATES INC COM 654894104 32500 990478 SH DEFINED 676150 0 314328
NOBLE DRILLING CORP COM 655042109 27254 658705 SH DEFINED 561525 0 97180
NORTHERN TRUST CORP COM 665859104 811 12000 SH SOLE 12000 0 0
OCEAN ENERGY INC (NEW) COM 67481E106 14929 1038530 SH DEFINED 665187 0 373343
OLD NATIONAL BANCORP COM 680033107 291 8807 SH SOLE 8807 0 0
PACKAGING CORP OF AMERICA COM 695156109 23369 2225629 SH DEFINED 1616175 0 609454
PACTIV CORP COM 695257105 2606 300000 SH SOLE 300000 0 0
PARKER HANNIFIN CORP COM 701094104 20920 506385 SH DEFINED 392800 0 113585
PENNEY J C COMPANY COM 708160106 6184 415711 SH DEFINED 0 0 415711
PHARMACIA & UPJOHN INC. COM 716941109 28063 471650 SH DEFINED 411850 0 59800
PFIZER INC COM 717081103 1119 30600 SH SOLE 30600 0 0
PHARMACIA CORP (NEW) COM 71713U102 8472 142388 SH DEFINED 0 0 142388
PHILADELPHIA CONS HLDG CO COM 717528103 1039 70416 SH DEFINED 45250 0 25166
PHILIP MORRIS COMPANIES INC COM 718154107 82181 3890205 SH DEFINED 1993291 0 1896914
PITNEY-BOWES, INC COM 724479100 65229 1459670 SH DEFINED 410690 0 1048980
PRAXAIR INC. COM 74005P104 87716 2107303 SH DEFINED 1016447 0 1090856
QUAKER FABRIC CORP COM 747399103 966 208928 SH DEFINED 141725 0 67203
QUANTUM CORP DLT & STORAGE S747906204 16702 1399090 SH DEFINED 1005300 0 393790
QUANTUM CORP HARD DISK DRIV747906303 22784 2025269 SH DEFINED 1441600 0 583669
R&B FALCON CORP COM 74912E101 1034 52500 SH SOLE 52500 0 0
RAYONIER INC COM 754907103 1509 30949 SH DEFINED 20505 0 10444
RITCHIE BROS. AUCTIONEERS COM 767744105 600 23522 SH DEFINED 16050 0 7472
ROHM & HAAS CO COM 775371107 1251 28043 SH DEFINED 1475 0 26568
SBC COMMUNICATIONS INC COM 78387G103 5790 137451 SH DEFINED 94951 0 42500
SCHERING PLOUGH CORP COM 806605101 338 9092 SH SOLE 9092 0 0
SCHLUMBERGER LIMITED COM 806857108 529 6920 SH DEFINED 3220 0 3700
SCRIPPS E W CO (NEW) COM 811054204 37251 768066 SH DEFINED 576680 0 191386
SEALED AIR CORP (NEW) COM 81211K100 238 4391 SH DEFINED 3748 0 643
SEALED AIR CORP CONV PFD $2 SER A 81211K209 202 3892 SH DEFINED 3322 0 570
SHAW GROUP INC COM 820280105 1424 40392 SH DEFINED 27500 0 12892
SMURFIT-STONE CONTAINER CORP COM 832727101 8299 490005 SH DEFINED 337500 0 152505
STAPLES INC. COM 855030102 370 18500 SH SOLE 18500 0 0
TEKTRONIX INC COM 879131100 5023 89693 SH DEFINED 8200 0 81493
TELEPHONE & DATA SYS INC COM 879433100 79566 716815 SH DEFINED 437385 0 279430
TENET HEALTHCARE CORPORATION COM 88033G100 54903 2361432 SH DEFINED 1249500 0 1111932
TEXAS INSTRUMENTS INCORPORATED COM 882508104 133745 835906 SH DEFINED 363996 0 471910
TEXTRON INC COM 883203101 62099 1020105 SH DEFINED 266856 0 753249
THOMAS & BETTS CORP COM 884315102 8572 303450 SH DEFINED 225700 0 77750
TIME WARNER INC. COM 887315109 99040 990401 SH DEFINED 333605 0 656796
TITAN EXPLORATION INC. COM 888289105 450 89968 SH DEFINED 44400 0 45568
TITAN INTERNATIONAL INC COM 88830M102 864 120155 SH DEFINED 74300 0 45855
TORCHMARK CORP COM 891027104 25745 1113278 SH DEFINED 805100 0 308178
TOSCO CORP COM NEW COM 891490302 32313 1055131 SH DEFINED 742100 0 313031
TRAVELERS PROP CASUALTY CL A COM 893939108 17471 423543 SH DEFINED 332225 0 91318
TROPICAL SPORTSWEAR INTL. COM 89708P102 1802 147137 SH DEFINED 103975 0 43162
TYCO INTL LTD (NEW) COM 902124106 101058 2016110 SH DEFINED 506275 0 1509835
USX MARATHON GROUP COM 902905827 313 12000 SH SOLE 12000 0 0
U S BANCORP DEL COM 902973106 228 10434 SH SOLE 10434 0 0
UNILEVER NV NY SHS NEW COM 904784709 21998 457098 SH DEFINED 224515 0 232583
UNICOM CORP COM 904911104 270 7400 SH SOLE 7400 0 0
UNION PACIFIC RESOURCE GROUP COM 907834105 44020 3035828 SH DEFINED 867020 0 2168808
UNITED STATIONERS INC COM 913004107 2641 73999 SH DEFINED 49875 0 24124
UNITED TECHNOLOGIES CORP COM 913017109 10982 173798 SH DEFINED 146958 0 26840
UNUMPROVIDENT CORP COM 91529Y106 8462 499608 SH DEFINED 3595 0 496013
VALERO ENERGY CORP (NEW) COM 91913Y100 1983 64611 SH DEFINED 45100 0 19511
WACKENHUT CORP - CL B COM 929794303 823 81828 SH DEFINED 45600 0 36228
WADDELL & REED FINANCIAL COM 930059100 16177 382322 SH DEFINED 369457 0 12865
WALGREEN CO COM 931422109 529 20560 SH SOLE 20560 0 0
WAUSAU-MOSINEE PAPER CORP COM 943315101 2654 205122 SH DEFINED 139950 0 65172
WEATHERFORD INTERNATIONAL COM 947074100 34249 585447 SH DEFINED 509665 0 75782
WELLPOINT HEALTH NETWORKS COM 94973H108 328 4700 SH SOLE 4700 0 0
WELLS FARGO & CO (NEW) COM 949746101 105380 2586015 SH DEFINED 960370 0 1625645
WEYERHAEUSER COMPANY COM 962166104 2114 37095 SH DEFINED 412 0 36683
XEROX CORP COM 984121103 15729 604966 SH DEFINED 0 0 604966
YORK INTL CORP NEW COM 986670107 19546 836211 SH DEFINED 612300 0 223911
CORECOMM LIMITED ORD COM G2422R109 77060 1751363 SH DEFINED 1189325 0 562038
TRANSOCEAN SEDCO FOREX INC COM G90078109 8335 162432 SH DEFINED 16100 0 146332
STOLT COMEX SEAWAY COM L8873E103 2248 160566 SH DEFINED 107675 0 52891
CNH GLOBAL NV COM N20935107 13548 1371902 SH DEFINED 1014800 0 357102
</TABLE>
