UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F
FORM 13f Cover Page
Report for the Calendar Year or Quarter Ended: June 30, 2000
Seneca Capital Advisors, LLC
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Name of Institutional Investment Manager
527 Madison Avenue, 11th Floor New York New York 10022
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Business Address (Street) (City) (State) (Zip)
13F File Number: 28-03497
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, and tables, are considered integral parts of this form.
Name, Title and Telephone Number of Person Submitting Report:
Greg Grimmelbein Manager (212) 371-1300
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Name (Title) (Phone)
Signature, Place and Date of Signing:
/s/ Greg Grimmelbein
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Greg Grimmelbein
527 Madison Avenue, 11th Floor
New York, New York 10022
08/10/00
Report Type:
[X] 13F HOLDINGS REPORT.
[ ] 13F NOTICE.
[ ] 13F COMBINATION REPORT.
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Form 13F SUMMARY PAGE
Number of Other Included Managers: One (1)
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List of Other Included Managers:
Seneca Capital Investments, LLC
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Form 13F Information Table Entry Total: 99
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Form 13F Information Table Value Total: $503,753,000
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<PAGE>
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
FORM 13F
INFORMATION TABLE
SENECA CAPITAL ADVISORS, LLC
FORM 13F INFORMATION TABLE
AS OF DATE: 06/30/99
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ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8
VALUE SHARES/ PUT/ INVSTMT OTHER VOTING AUTHORITY
NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT CALL DSCRETN MANAGERS SOLE SHARED NONE
------------------------------ ---------------- --------- -------- -------- ---- ------- ------------ -------- -------- --------
<S> <C> <C> <C> <C> <C> <C> <C> <C> <C> <C> <C>
3COM Corp COM 885535104 7151 124100 124100 124100
3COM Corp COM 885535104 1095 19000 19000 1 19000
ACE LTD ORD G0070K103 624 22295 22295 22295
Aegon N.V. American COM 007924103 890 24990 24990 24990
Aetna Inc. COM 008117103 1829 28500 CALL 28500 28500
Aetna Inc. COM 008117103 3627 56500 CALL 56500 1 56500
Allstate Corp COM 020002101 3595 161562 161562 161562
Amcol International Corp COM 02341W103 4452 269800 269800 269800
Amcol International Corp COM 02341W103 9001 545500 545500 1 545500
American Film Technologies COM 26038307 6 67200 67200 67200
American Film Technologies COM 26038307 11 132800 132800 1 132800
Applied Materials, Inc. COM 38222105 5882 64900 64900 64900
AT&T Canada Inc. COM 00207Q202 9850 296800 CL B 296800 296800
AT&T Canada Inc. COM 00207Q902 7882 237500 CALL 237500 1 237500
AT&T Corp COM 001957109 353 11172 11172 11172
Best Foods COM 08658U101 10353 149500 149500 149500
Best Foods COM 08658U101 20602 297500 297500 1 297500
Cadence Design Sys Inc. COM 127387108 1536 75382 75382 75382
Central Newspapers Inc. COM 154647101 3181 50300 CL A 50300 50300
Central Newspapers Inc. COM 154647101 6306 99700 CL A 99700 1 99700
Champion Int'l COM 158525105 26849 373100 373100 373100
Champps Entertainment Inc. COM 158787101 1019 189500 189500 189500
Champps Entertainment Inc. COM 158787101 2917 542700 542700 1 542700
Cisco Systems Inc. COM 17275R102 10119 159200 159200 159200
Clorox Company COM 189054109 2074 46276 46276 46276
CNA Surety COM 12612L108 1941 162600 162600 162600
CNA Surety COM 12612L108 3824 320300 320300 1 320300
Comcast Corp. COM 200300200 5407 133500 CLA SPL 133500 133500
Corecomm Limited COM G2422R109 5268 270150 WRNTS 270150 1 270150
Corecomm Limited COM G2422R109 2776 142350 WRNTS 142350 142350
Dexter Corp COM 252165905 2280 47500 47500 47500
Dexter Corp COM 252165905 4531 94400 94400 1 94400
E-Tek Dynamics Inc COM 269240107 1319 5000 5000 5000
Futurelink Corp COM 36114Q208 241 33500 33500 33500
Futurelink Corp COM 36114Q208 478 66500 66500 1 66500
Global Crossing Ltd COM G3921A100 2117 80445 80445 80445
Global Light Telecom Inc COM 37934X100 3925 358900 358900 358900
Global Light Telecom Inc COM 37934X100 3283 300200 300200 1 300200
Harmonic Inc. COM 413160102 2537 102500 102500 102500
Healthaxis Inc. COM 42219D100 448 117400 117400 117400
Healthaxis Inc. COM 42219D100 889 233300 233300 1 233300
Hilton Hotel Corp. COM 432848109 448 47802 47802 47802
Interpublic Group COM 460690100 396 9024 9024 9024
JDS Uniphase Corp COM 46612J101 4579 38200 38200 38200
Level 8 Systems, Inc. COM 52729M102 556 26405 26405 26405
Level 8 Systems, Inc. COM 52729M102 298 14133 14133 1 14133
Level 8 Systems, Inc. COM 52729M102 795 37750 WRNTS 37750 37750
Level 8 Systems, Inc. COM 52729M102 293 13890 WRNTS 13890 1 13890
Level 8 Systems, Inc. PFD 52729M102 2448 11620 11620 11620
Level 8 Systems, Inc. PFD 52729M102 293 1390 1390 1 1390
Lucent Technologies Inc. COM 549463107 11399 192390 192390 192390
Lycos Inc. COM 550818108 2198 40700 40700 40700
Lycos Inc. COM 550818108 4369 80900 80900 1 80900
Mediaone Group Inc. COM 58440J104 7175 108200 108200 108200
Mediaone Group Inc. COM 58440J104 14376 216800 216800 1 216800
Mediware Information Systems COM 584946107 422 64900 64900 64900
Mediware Information Systems COM 584946107 813 125100 125100 1 125100
Medronic Inc. COM 585055106 10062 202000 202000 202000
Montana Power Corp COM 612085100 593 16700 16700 16700
Montana Power Corp COM 612085100 1182 33300 33300 1 33300
Nabisco Holdings Corp. COM 629526904 1755 33400 CALL 33400 33400
Nabisco Holdings Corp. COM 629526904 3500 66600 CALL 66600 1 66600
Nabisco Holdings Corp. COM 629526104 2636 50200 CLA 50200 50200
Nabisco Holdings Corp. COM 62952P102 5240 99800 CLA 99800 1 99800
Navigant International COM 63935P202 3348 347800 347800 347800
Navigant International COM 63935P202 6244 648700 648700 1 648700
Nortel Networks Corp COM 656569100 13930 204100 204100 204100
Novadigm Inc. COM 669937104 668 33800 33800 33800
Novadigm Inc. COM 669937104 1307 66200 66200 1 66200
Palm Inc. COM 696642957 13310 398800 PUT 398800 398800
Palm Inc. COM 696642957 26690 799700 PUT 799700 1 799700
Pfizer Inc. COM 717081103 33000 687500 687500 687500
Pharmacia Corp COM 71713U102 9042 174930 174930 174930
Policy Management Systems COM 731108106 1285 83600 83600 83600
Policy Management Systems COM 731108106 2558 166400 166400 1 166400
Professionals Group COM 742954100 276 11300 11300 1 11300
Seagate Technology Inc. COM 811804103 5594 101700 101700 101700
Seagate Technology Inc. COM 811804103 10923 198600 198600 1 198600
Seagram Company Ltd COM 811850106 388 6700 CALL 6700 6700
Seagram Company Ltd COM 811850106 771 13300 CALL 13300 1 13300
SPX Corp. COM 784635104 810 6700 6700 6700
SPX Corp. COM 784635104 1608 13300 13300 1 13300
Styling Technology Corp. COM 863905105 14 23400 23400 23400
Styling Technology Corp. COM 863905105 27 45000 45000 1 45000
Terra Inds Inc. COM 880915953 3187 87400 PUT 87400 87400
Terra Inds Inc. COM 880915953 6346 174000 PUT 174000 1 174000
Time Warner Inc. COM 887315909 8580 112900 CALL 112900 112900
Time Warner Inc. COM 887315909 16880 222100 CALL 222100 1 222100
Transworld Entertainment COM 89336Q100 680 56120 56120 56120
TYCO International LTD. COM 902124106 28055 592184 592184 592184
US West Inc. COM 91273H901 28443 331700 331700 331700
US West Inc. COM 91273H901 3713 43300 43300 1 43300
Vodafone Group Plc. ADR 92857F107 14855 358500 358500 358500
Worldcom Inc. COM 8157D106 459 10000 10000 10000
Worldcom Inc. COM 8157D106 918 20000 20000 1 20000
Wyndham International COM 983101106 288 115100 CL A 115100 115100
Wyndham International COM 983101106 587 234900 CL A 234900 1 234900
Ziff Davis Inc. COM 98951100 227 25200 25200 25200
Ziff Davis Inc. COM 98951100 448 49800 49800 1 49800
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