UNITED STATES
SECURITIES AND EXCHANGE COMMISION
Washington, D.C. 20549
FORM 13F
FORM 13F COVER PAGE
Report for the Calendar Year or Quarter Ended: September 30, 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: The Ayco Company, L.P.
Address: P.O. Box 8009, 855 Route 146
Clifton Park, New York 12065
13F File Number: 28-6738
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: Peter H. Heerwagen
Title: Senior Vice President - Investment Services Group
Phone: 518/373-2500
Signature, Place, and Date of Signing:
Peter H. Heerwagen Clifton Park, New York November 14, 2000
Report Type (Check only one.):
[ X] 13F HOLDINGS REPORT.
[ ] 13F NOTICE.
[ ] 13F COMBINATION REPORT.
List of Other Managers Reporting for this Manager:
NONE
I AM SIGNING THIS REPORT AS REQUIRED BY THE SECURITIES EXCHANGE ACT OF 1934.
<PAGE>
FORM 13F SUMMARY PAGE
Report Summary:
Number of Other Included Managers: 0
Form 13F Information Table Entry Total: 223
Form 13F Information Table Value Total: $1,515,607,972
List of Other Included Managers:
No. 13F File Number Name
NONE
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FORM 13F INFORMATION TABLE
Name of Issuer TITLE OF CLASS CUSIP VALUE SHARES PRN PUT/ OTHER VOTING AUTHORITY
PRN AMOUNT CALLDSCRETN MGRS SOLE SHARED NONE
ABBOTT LABORATORIES COM 002824100 5088288 106979SH SOLE 106979
AK Steel Holding COM 001547108 394228 42051SH SOLE 42051
Alcoa COM 138171010 305427 12066SH SOLE 12066
ALLSTATE CORP COM 020002101 3387778 97090SH SOLE 97090
Alza COM 022615108 4083665 47310SH SOLE 47310
AMER INTL GROUP INC COM 026874107 46434238 480856SH SOLE 480856
AMERICA ONLINE INC DEL COM 02364J104 752231 18305SH SOLE 18305
American Express COM 025816109 3407338 56187SH SOLE 56187
AMGEN INC COM 031162100 1073606 15675SH SOLE 15675
AmSouth Bancorporation COM 032165102 174888 13991SH SOLE 13991
ANADARKO PETE CORP COM 032511107 949381 14285SH SOLE 14285
APPLIED MATERIALS INC COM 038222105 12574118 211996SH SOLE 211996
Arch Chemicals COM 03937R102 248051 11418SH SOLE 11418
AT & T CORP LIBERTY MEDIA GR COM 001957208 26809822 1484933SH SOLE 1484933
AT&T COM LIB GRP A 001957109 3250059 116618SH SOLE 116618
Automatic Data Processing COM 053015103 3619808 53132SH SOLE 53132
Bank of America COM 060505104 9194843 178181SH SOLE 178181
Bank of New York COM 064057102 648649 11570SH SOLE 11570
Bank One COM 06423a103 263075 6811SH SOLE 6811
Banknorth Group COM 06646L107 722239 40405SH SOLE 40405
BellSouth COM 079860102 1031608 25630SH SOLE 25630
Berkshire Hathaway CL A 084670207 9755450 151SH SOLE 151
Berkshire Hathaway Inc. Cl B CL B 084670207 19758150 9367SH SOLE 9367
BestFoods COM 08658U101 205810 3022SH SOLE 3022
BLACKROCK INSD 2008 TR PFD AUC RTE R7 COM 09247k406 675000 27SH SOLE 27
BLACKROCK MUN TARGET PFD STK SER F7 COM 09247m402 1175000 47SH SOLE 47
Boeing COM 097023105 14196111 224333SH SOLE 224333
Bristol-Myers Squibb COM 110122108 2942966 52518SH SOLE 52518
British Petroleum SPONSORED ADR 055622104 1627630 30710SH SOLE 30710
Broadcom COM 111320206 463125 1900SH SOLE 1900
Burlington Northern Santa Fe COM 12189t104 9279081 428574SH SOLE 428574
Caterpillar COM 149123101 622524 19294SH SOLE 19294
Cendant COM 151313103 1959892 181120SH SOLE 181120
Charles Schwab COM 808513105 3308955 93210SH SOLE 93210
Charter One Financial COM 160903100 2424313 99459SH SOLE 99459
Chase Manhattan COM 16161A108 28110405 607032SH SOLE 607032
Chevron COM 166751107 829142 11301SH SOLE 11301
Chubb COM 171232101 2933322 37072SH SOLE 37072
Cigna COM 125509109 280940 2691SH SOLE 2691
Cisco Systems COM 17275R102 49969757 903232SH SOLE 903232
Citigroup COM 172967101 53915397 985548SH SOLE 985548
City National COM 178566105 386250 22915SH SOLE 22915
Coca-Cola COM 191216100 21927202 390770SH SOLE 390770
Comcast CL A SPL 200300200 11263804 281443SH SOLE 281443
Compaq Computer COM 204493100 13387207 483295SH SOLE 483295
Computer Associates International COM 204912109 208758 11088SH SOLE 11088
CONOCO INC CL B COM 208251405 731151 26408SH SOLE 26408
Corning COM 219350105 1628451 6217SH SOLE 6217
Cott COM 22163N106 600000 100000SH SOLE 100000
Cox Communications A COM 224044107 2793092 73022SH SOLE 73022
Crown Castle International COM 228227104 310630 10000SH SOLE 10000
Cymer COM 232572107 375529 12237SH SOLE 12237
Dell Computer COM 247025109 504717 16380SH SOLE 16380
Du Pont De Nemours E.I. COM 263534109 11106004 264513SH SOLE 264513
e.spire Communications COM 269153102 146900 53501SH SOLE 53501
Eastman Kodak COM 277461109 1107753 27101SH SOLE 27101
Eaton COM 278058102 231094 3750SH SOLE 3750
Edge Petroleum COM 279862106 52210 12850SH SOLE 12850
Electronic Data System COM 285661104 230118 5545SH SOLE 5545
Eli Lilly & Company COM 532457108 225528 2780SH SOLE 2780
EMC COM 268648102 66720541 673095SH SOLE 673095
Emerson Electric COM 291011104 1653574 23680SH SOLE 23680
Enron COM 293561106 47035491 536378SH SOLE 536378
Ericsson Telephone ADR B COM 294821400 187651 14068SH SOLE 14068
Exodus Communications COM 302088109 407591 8255SH SOLE 8255
ExxonMobil COM 30231G102 22147276 241886SH SOLE 241886
Fannie Mae COM 313586109 47208270 665410SH SOLE 665410
Federated Department Stores COM 31410H101 7251464 278168SH SOLE 278168
First American Financial COM 318522307 208750 10850SH SOLE 10850
First Data COM 319963104 20589339 526727SH SOLE 526727
First Security COM 336294103 261008 16350SH SOLE 16350
FleetBoston Financial COM 339030108 1143597 29323SH SOLE 29323
Ford Motor COM 345370100 9049522 357156SH SOLE 357156
Freddie Mac COM 313400301 1409334 26417SH SOLE 26417
Gannett COM 364730101 1026699 18821SH SOLE 18821
General Dynamics COM 369550108 2040857 33041SH SOLE 33041
General Electric COM 369604103 62374024 1065529SH SOLE 1065529
General Motors COM 370442105 4928154 91367SH SOLE 91367
General Motors H CL H NEW 370442832 3376390 90962SH SOLE 90962
Georgia-Pacific Group COM GA PAC GRP 373298108 204497 8702SH SOLE 8702
Gillette COM 375766102 5211048 167878SH SOLE 167878
Global Crossing COM G3921A100 500774 17054SH SOLE 17054
Global Vacation Group COM 37937F106 77813 24900SH SOLE 24900
Goodyear Tire & Rubber COM 382550101 484643 25724SH SOLE 25724
Halliburton COM 406216101 12686234 257230SH SOLE 257230
Hasbro COM 418056107 115524 13300SH SOLE 13300
Heinz HJ COM 423074103 626661 16908SH SOLE 16908
Hewlett-Packard COM 428236103 897735 9255SH SOLE 9255
Home Depot COM 437076102 43362186 815382SH SOLE 815382
Homebase COM 43738e108 32820 16800SH SOLE 16800
Honeywell International COM 438516106 688560 19328SH SOLE 19328
Household International COM 441815107 26977818 475828SH SOLE 475828
I2 Technologies COM 465754109 374126 2600SH SOLE 2600
IBM COM 459200101 14254313 120305SH SOLE 120305
Illinois Tool Works COM 452308109 231043 10535SH SOLE 10535
Intel COM 458140100 59896964 1436759SH SOLE 1436759
International Paper COM 460146103 886678 34357SH SOLE 34357
Iomega COM 462030107 315675 64035SH SOLE 64035
J.P. Morgan & Co. COM 616880100 542078 3318SH SOLE 3318
JC Penney COM 708160106 119524 10118SH SOLE 10118
JLK Direct Distribution A COM 46621C105 98549 11426SH SOLE 11426
JMAR Technologies COM 466212107 91443 11000SH SOLE 11000
Johnson & Johnson COM 478160104 27180969 288548SH SOLE 288548
Kansas City Southern Industries COM 485170302 260640 30800SH SOLE 30800
Kennametal COM 489170100 2066103 80237SH SOLE 80237
Kimberly-Clark COM 494368103 10314521 184603SH SOLE 184603
Lehman Brothers Holdings COM 524908100 341007 2508SH SOLE 2508
Lockheed Martin COM 539830109 3021278 91665SH SOLE 91665
Lucent Technologies COM 549463107 10496341 343183SH SOLE 343183
M & T Bank COM 55261F104 1072530 2353SH SOLE 2353
Marsh & McLennan Companies COM 571748102 8095361 60982SH SOLE 60982
MBIA COM 55262C100 212877 2993SH SOLE 2993
MBNA COM 55262L100 467429 12141SH SOLE 12141
McDonald's COM 580135101 431809 14304SH SOLE 14304
MCI Worldcom COM 98155K102 26615879 876243SH SOLE 876243
McLeodUSA A COM 582266102 171756 12000SH SOLE 12000
Mead COM 582834107 1168750 50000SH SOLE 50000
Medtronic COM 585055106 5166273 99710SH SOLE 99710
Mellon Financial COM 58551A108 523667 11292SH SOLE 11292
Merck COM 589331107 28457284 380993SH SOLE 380993
METRO-COUNTY BK VA INC COM COM 59160a109 128563 16425SH SOLE 16425
Microsoft COM 594918104 33866100 558507SH SOLE 558507
Minnesota Mining & Manufacturing COM 604059105 406053 7456SH SOLE 7456
Mobile Climate Control COM 606923100 56848 161500SH SOLE 161500
MORGAN STAN DEAN WITTR INSD MUN INC 4 INSD MUN INC 61745p791 1100000 22SH SOLE 22
MORGAN STAN DEAN WITTR QLTY MUN INV A QLTY MUN INV A 61745p759 1800000 36SH SOLE 36
MORGAN STAN DEAN WITTR QUALT MUN IN 4 QUALT MUN IN 61745p650 1800000 36SH SOLE 36
Morgan Stanley Dean Witter & Co. COM NEW 617446448 1415822 7904SH SOLE 7904
MORGAN STANLEY DEAN WITTER CAL INSD MUN IN INSD MUN IN 61745p742 1200000 7604SH SOLE 7604
MORGAN STANLEY DEAN WITTER CAL INSD MUN IN INSD MUN IN 61745p783 300000 6SH SOLE 6
MORGAN STANLEY DEAN WITTER INSD MUN INCOME INSD MUN INCOME 61745p858 5400000 108SH SOLE 108
MORGAN STANLEY DEAN WITTER MUN PREMIUM INC MUN PREMIUM INC 61745p395 400000 4SH SOLE 4
MORGAN STANLEY DEAN WITTER QUALITY MUN INC QUALITY MUN INC 61745p676 6100000 122SH SOLE 122
Motorola COM 620076109 734815 23610SH SOLE 23610
MUNIENHANCED FD INC AUCT MKT PFD SER C DAY COM 626243406 4250000 2570SH SOLE 2570
MUNIHOLDINGS CA INS II PFD AUCT STK B COM 62625b308 1000000 40SH SOLE 40
MUNIHOLDINGS FD II INC PFD AUCT MKT B COM 625935309 2650000 106SH SOLE 106
MUNIHOLDINGS FD INC PFD AUCT MKT A COM 62625h206 1475000 59SH SOLE 59
MUNIHOLDINGS FD INC PFD AUCT MKT B COM 62625h305 1100000 44SH SOLE 44
MUNIHOLDINGS FLA INSD PFD AUC MKT B COM 62624w204 675000 27SH SOLE 27
MUNIHOLDINGS FLA INSD SER C-M COM 62624W408 1975000 79SH SOLE 79
MUNIHOLDINGS FUND II INC AUCTION MKT PFD S COM 625935200 4750000 190SH SOLE 190
MUNIHOLDINGS INS FD II SER B AUCTION MKT P COM 62625a300 1400000 56SH SOLE 56
MUNIHOLDINGS INSD FD II INC AUCTION MKT PF COM 62625a201 3750000 150SH SOLE 150
MUNIHOLDINGS INSD FD INC COM 625930300 3600000 144SH SOLE 144
MUNIHOLDINGS NEW YORK INSD FD AUCTION MKT COM 62625Y209 500000 20SH SOLE 20
Muniholdings NY Insd FD Inc COM 625931308 250000 10SH SOLE 10
MUNIVEST FD II INC AUCT MKT PFD SR C COM 62629P402 3700000 148SH SOLE 148
MUNIVEST FUND INC AUCTION MKT PFD SERIES E COM 626295604 4650000 186SH SOLE 186
MUNIYIELD FD INC AUCT MKT PFD STK SR E 3.5 COM 626299606 2000000 80SH SOLE 80
MUNIYIELD INSD FD INC AUCT MKT PFD STK SR COM 62630E800 1400000 56SH SOLE 56
MUNIYIELD INSD FD-E 7DY COM 62630E602 2325000 93SH SOLE 93
MUNIYIELD MICH INSD FD INC 7DY ADJ COM 62630j205 700000 28SH SOLE 28
MUNIYIELD QUALITY II C 7DAY ADJ COM 62630t401 1750000 70SH SOLE 70
Nabisco Group Holdings COM 62952P102 285000 10000SH SOLE 10000
Nestle S A Sponsored COM 641069406 302750 2800SH SOLE 2800
Newell Rubbermaid COM 651229106 3630119 159125SH SOLE 159125
NEWS CORP LTD SPONS ADR REPTSG PFD LTD COM 652487802 391406 8350SH SOLE 8350
Nokia ADR COM 654902204 288644 7250SH SOLE 7250
Norfolk Southern COM 655844108 602969 39228SH SOLE 39228
Nortel Networks COM 665815106 779203 15082SH SOLE 15082
NUVEEN DIVID ADVNT MUN PFD AUCT MUNTH COM 67066v408 1000000 40SH SOLE 40
NUVEEN FLA INVT QUALTY PFD MUN AUCT T COM 670970201 400000 16SH SOLE 16
Nuveen INSD Fla Prem Income COM 67101V207 1125000 45SH SOLE 45
NUVEEN INSD PREM MUN 2 PFD AUC MKT M COM 6706d8203 3425000 137SH SOLE 137
NUVEEN INVT QUALITY PFD MUN AUCT T COM 67062e301 1000000 40SH SOLE 40
NUVEEN MUN MKT OPPORTUNITY FD 7DAY ADJ 3.6 COM 67062w400 1000000 40SH SOLE 40
NUVEEN NJ INVT QUALITY PFD AUC RTE TH COM 67101n205 250000 10SH SOLE 10
Nuveen PA Invt Quality Mun Fd COM 670972306 500000 20SH SOLE 20
NUVEEN PREM INCM MUN FD 2 SR T COM 67063w300 2000000 80SH SOLE 80
Nuveen Select Qual Mun Fd COM 670973403 1575000 63SH SOLE 63
NUVEEN SELECT QUAL MUN FD MUN 7DY SER T 3. COM 670973502 450000 18SH SOLE 18
Olin COM PAR $1 680665205 369669 22836SH SOLE 22836
Oracle COM 68389X105 827111 10503SH SOLE 10503
PE Corp - PE Biosystems COM 69332S102 238825 2050SH SOLE 2050
Pennzoil-Quaker State COM 709323109 180894 17228SH SOLE 17228
PepsiCo COM 713448108 35203646 756893SH SOLE 756893
Pfizer COM 717081103 52740259 1171869SH SOLE 1171869
PHARMACIA CORP COM 71713u102 1200931 30103SH SOLE 30103
Pitney Bowes COM 724479100 1125079 27727SH SOLE 27727
PPG Industries COM 693506107 2649968 67570SH SOLE 67570
Procter & Gamble COM 742718109 10798776 157875SH SOLE 157875
Qualcomm COM 747525103 1064119 18235SH SOLE 18235
QWEST COMMUNICATIONS INTL COM 749121109 526482 10954SH SOLE 10954
Raytheon Co. CL A 755111309 988630 34614SH SOLE 34614
Reader's Digest Association A CLA NON VTG 755267101 243836 8405SH SOLE 8405
ROYAL DUTCH PETE CO NY REG GLD1.25 NY REG GLD1.25 780257804 25744286 428914SH SOLE 428914
Safeguard Scientifics COM 786449108 286110 14950SH SOLE 14950
Safeway COM 786514208 205427 4400SH SOLE 4400
SBC Communications COM 78387g103 2722900 54458SH SOLE 54458
Schlumberger COM 806857108 18023837 218966SH SOLE 218966
SDL COM 784076101 603779 1952SH SOLE 1952
Shell Transport & Trading ADR NEW YRK SH NEW 822703609 5109127 104400SH SOLE 104400
Sprint COM FON GROUP 852061100 1522224 50830SH SOLE 50830
Staff Leasing COM 852381102 422928 112956SH SOLE 112956
Staples COM 855030102 11220722 790860SH SOLE 790860
State Street COM 857477103 221000 1700SH SOLE 1700
STILWELL FINL INC COM COM 860831106 3480000 80000SH SOLE 80000
Sun Microsystems COM 866810104 3195915 27374SH SOLE 27374
Sysco COM 871829107 258195 5575SH SOLE 5575
TELEFONICA S A SPONSORED ADR SPONSORED ADR 879382208 639315 10756SH SOLE 10756
Texaco COM 881694103 242603 4621SH SOLE 4621
Texas Instruments COM 882508104 29667851 626315SH SOLE 626315
Thermo Electron COM 883556102 4273542 166767SH SOLE 166767
Time Warner COM 887315109 35451713 452455SH SOLE 452455
Transocean Sedco Forex COM G90078109 364825 6823SH SOLE 6823
Tribune COM 896047107 1434608 32885SH SOLE 32885
Tyco International COM 902120106 11942557 229742SH SOLE 229742
Union Pacific COM 907818108 4194870 108381SH SOLE 108381
United HealthCare COM 910581107 7949290 80499SH SOLE 80499
UTS SPOR TRUST SER 1 COM 78462F103 743690 5178SH SOLE 5178
VERIZON COMMUNICATIONS COM COM 92343v104 4732295 97332SH SOLE 97332
Viacom Inc CL B 925524308 4128053 70931SH SOLE 70931
Viad COM 92552R109 290095 10921SH SOLE 10921
Vodafone Airtouch PLC ADR SPONSORED ADR 92857T107 71767619 1937410SH SOLE 1937410
VoiceStream Wireless COM 928615103 1020774 11045SH SOLE 11045
Wachovia COM 929771103 528899 9330SH SOLE 9330
Walgreen COM 931422109 2562807 66352SH SOLE 66352
Wal-Mart Stores COM 931142103 8082045 168337SH SOLE 168337
Walt Disney COM 254687106 28417120 741729SH SOLE 741729
Washington Mutual COM 939322103 214035 7376SH SOLE 7376
Wells Fargo COM 949746101 7570167 164390SH SOLE 164390
Williams Companies COM 969457100 277794 6975SH SOLE 6975
Xerox COM 984121103 500027 33195SH SOLE 33195
</TABLE>