13F-HR 1 mar31.txt 13F-HR 03-31-2010 UNITED STATES SECURITIESANDEXCHANGECOMMISSION Washington, D.C. 20549 Form 13F FORM 13F COVER PAGE Report for the Calendar Year or Quarter Ended: March 31, 2010 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: Pergamon Offshore Advisors, L.P. Address: 590 Madison Avenue, 30th Floor New York, NY 10022 Form 13F File Number: 028-11944 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: Brian Feldman Title: Chief Compliance Officer Phone: (212) 838-7000 Signature, Place, and Date of Signing: ____________________________ New York, New York May 14, 2010 Report Type (Check only one.): [X] 13F HOLDINGS REPORT. [ ] 13F NOTICE. [ ] 13F COMBINATION REPORT. FORM 13F SUMMARY PAGE Report Summary: Number of Other Included Managers: 0 Form 13F Information Table Entry Total: 162 Form 13F Information Table Value Total: $73,399 (thousands) List of Other Included Managers: NONE FORM 13F INFORMATION TABLE VALUE SHARES/ SH/ PUT/ INVSTMT OTHER VOTING AUTHORITY NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DSCRETN MANAGERS SOLE SHARED NONE ------------------------------ ---------------- --------- -------- -------- --- ---- ------- ------------ -------- -------- -------- Abercrombie & Fitch Co Cla COM 002896207 307 6716 SH SOLE 6716 Acxiom Corp COM 005125109 1300 72430 SH SOLE 72430 Affymetrix Inc COM 00826t108 74 10081 SH SOLE 10081 Aftermarket Technology Corp COM 00211W104 176 10249 SH SOLE 10249 Alliance Imaging, Inc COM 018606202 400 71210 SH SOLE 71210 Alpha Natural Resources, Inc. COM 02076X102 212 4250 SH SOLE 4250 American Medical System Holdin COM 02744M108 436 23487 SH SOLE 23487 Amerisourcebergen Corp COM 03073e105 334 11552 SH SOLE 11552 Angelica Corp COM 034663104 250 6466 SH SOLE 6466 Annaly Capital Management Inc COM 035710409 1349 78511 SH SOLE 78511 Apache Corp COM 037411105 235 2320 SH SOLE 2320 Applied Micro Circuits Corp COM 03822W406 225 26092 SH SOLE 26092 Bank Of Hawaii Corp COM 062540109 552 12272 SH SOLE 12272 Becton Dickinson & Co COM 075887109 1044 13256 SH SOLE 13256 Bio-Rad Laboratories-Cl A COM 090572207 304 2937 SH SOLE 2937 Blyth Inc COM 09643P207 237 7583 SH SOLE 7583 Borgwarner Inc COM 099724106 357 9350 SH SOLE 9350 Boston Private Financial Holdi COM 101119105 220 29847 SH SOLE 29847 Boston Scientific Corp COM 101137107 592 81978 SH SOLE 81978 Briggs & Stratton COM 109043109 234 11999 SH SOLE 11999 Brooks Automation Inc COM 114340102 181 20536 SH SOLE 20536 Cablevision Systems Ny Grp A COM 12686c109 277 11494 SH SOLE 11494 Cabot Corp COM 127055101 366 12025 SH SOLE 12025 Cal Dive International, Inc. 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