13F-HR 1 v184581_13f-hr.txt 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, 2010 Check here if Amendment [ ]; Amendment Number: __________ This Amendment (Check only one.): [ ] is a restatement. [ ] adds new holding entries. Institutional Investment Manager Filing this Report: Name: Westchester Capital Management, Inc. ------------------------------------ Address: 100 Summit Lake Drive ------------------------------------ Valhalla, NY 10595 ------------------------------------ Form 13F File Number: 28-04764 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: Frederick W. Green ------------------------------------ Title: President ------------------------------------ Phone: 914-741-5600 ------------------------------------ Signature, Place, and Date of Signing: /s/ Frederick W. Green Valhalla, New York 5/17/10 ---------------------------------- --------------------------- ------- [Signature] [City, State] [Date] Report Type (Check only one.): [x] 13F HOLDINGS REPORT. (Check here if all holdings of this reporting manager are reported in this report.) [ ] 13F NOTICE. (Check here if no holdings reported are in this report, and all holdings are reported by other reporting manager(s).) [ ] 13F COMBINATION REPORT. (Check here if a portion of the holdings for this reporting manager are reported in this report and a portion are reported by other reporting manager(s).) FORM 13F SUMMARY PAGE Report Summary: Number of Other Included Managers: 1 Form 13F Information Table Entry Total: 95 Form 13F Information Table Value Total: $2,026,062 (thousands) List of Other Included Managers: Provide a numbered list of the name(s) and Form 13F file number(s) of all institutional investment managers with respect to which this report is filed, other than the manager filing this report. NO. FORM 13F FILE NUMBER NAME --- -------------------- ---- 1 28-11493 Green & Smith Investment Management L.L.C. -2- FORM 13F Westchester Capital Management, Inc. March 31, 2010
TITLE OF VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY NAME OF ISSUER CLASS CUSIP (X$1000) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE ---------------------------- ------------------ -------- -------- ---------- --- ----- ------- -------- ---------------- 3Com Corporation COM 885535104 65,717 8,545,819 SH (a) Sole Sole 3Com Corporation COM 885535104 2,302 299,400 SH (b) Other 1 Sole Advanced Micro Devices Inc. NOTE 5.750% 8/1 007903AN7 521 520,000 PRN (a) Sole Sole Airgas, Inc. COM 009363102 79,734 1,253,288 SH (a) Sole Sole Airgas, Inc. COM 009363102 2,189 34,400 SH (b) Other 1 Sole Alcon Inc. COM SHS H01301102 85,738 530,686 SH (a) Sole Sole Alcon Inc. COM SHS H01301102 2,673 16,548 SH (b) Other 1 Sole Allegheny Energy Inc. COM 017361106 28,083 1,221,000 SH (a) Sole Sole Allegheny Energy Inc. COM 017361106 897 39,000 SH (b) Other 1 Sole Berkshire Hathaway, Inc. CL A 084670108 3,167 26 SH (a) Sole Sole Berkshire Hathaway, Inc. CL A 084670108 122 1 SH (b) Other 1 Sole BHP Billiton plc SPONSORED ADR 05545E209 20,151 294,476 SH (a) Sole Sole BHP Billiton plc SPONSORED ADR 05545E209 896 13,100 SH (b) Other 1 Sole BJ Services Company COM 055482103 99,922 4,669,270 SH (a) Sole Sole BJ Services Company COM 055482103 5,066 236,730 SH (b) Other 1 Sole Bowne & Co. Inc. COM 103043105 27,134 2,431,400 SH (a) Sole Sole Bowne & Co. Inc. COM 103043105 1,879 168,400 SH (b) Other 1 Sole Brink's Home Security Holdings Inc. COM 109699108 85,168 2,001,600 SH (a) Sole Sole Brink's Home Security Holdings Inc. COM 109699108 2,630 61,800 SH (b) Other 1 Sole Camino Minerals Corp. COM 138050109 5 29,000 SH (a) Sole Sole Camino Minerals Corp. COM 138050109 35 220,100 SH (b) Other 1 Sole CF Industries Holdings Inc. COM 125269100 51,745 567,500 SH (a) Sole Sole CF Industries Holdings Inc. COM 125269100 1,441 15,800 SH (b) Other 1 Sole Citigroup Inc. COM 172967101 1,215 300,000 SH (a) Sole Sole Coca-Cola Enterprises Inc. COM 191219104 47,442 1,715,200 SH (a) Sole Sole Coca-Cola Enterprises Inc. COM 191219104 1,358 49,100 SH (b) Other 1 Sole Comcast Corporation CL A SPL 20030N200 24,047 1,338,200 SH (a) Sole Sole Comcast Corporation CL A SPL 20030N200 1,429 79,500 SH (b) Other 1 Sole Corriente Resources Inc. COM 22027E409 1,438 178,100 SH (a) Sole Sole Corriente Resources Inc. COM 22027E409 836 103,600 SH (b) Other 1 Sole Facet Biotech Corp. COM 30303Q103 14,168 524,941 SH (a) Sole Sole Facet Biotech Corp. COM 30303Q103 294 10,900 SH (b) Other 1 Sole Fomento Economico Mexicano SAB de CV SPONSORED ADR UNIT 344419106 49,142 1,033,905 SH (a) Sole Sole Fomento Economico Mexicano SAB de CV SPONSORED ADR UNIT 344419106 2,277 47,900 SH (b) Other 1 Sole General Growth Properties Inc. COM 370021107 1,221 75,900 SH (a) Sole Sole General Growth Properties Inc. COM 370021107 790 49,100 SH (b) Other 1 Sole Huntsman Corporation COM 447011107 8,896 738,258 SH (a) Sole Sole Huntsman Corporation COM 447011107 346 28,700 SH (b) Other 1 Sole Hutchison Telecomm. Intl. Ltd. SPONSORED ADR 44841T107 41 10,000 SH (a) Sole Sole Interactive Data Corp. COM 45840J107 93 2,900 SH (a) Sole Sole Interactive Data Corp. COM 45840J107 707 22,100 SH (b) Other 1 Sole iShares Inc. MSCI MEX INVEST 464286822 16,305 305,500 SH PUT (a) Sole Sole iShares Inc. MSCI MEX INVEST 464286822 758 14,200 SH PUT (b) Other 1 Sole Liberty Acquisition Holdings Corp. COM 53015Y107 12,553 1,270,500 SH (a) Sole Sole Liberty Acquisition Holdings Corp. COM 53015Y107 1,610 163,000 SH (b) Other 1 Sole Market Vectors ETF TR GBL ALTER ENRG 57060U407 15,067 656,500 SH PUT (a) Sole Sole Market Vectors ETF TR GBL ALTER ENRG 57060U407 1,400 61,000 SH PUT (b) Other 1 Sole Market Vectors ETF TR GBL ALTER ENRG 57060U407 6,938 302,306 SH (a) Sole Sole Market Vectors ETF TR GBL ALTER ENRG 57060U407 648 28,234 SH (b) Other 1 Sole Millipore Corp. COM 601073109 92,950 880,204 SH (a) Sole Sole Millipore Corp. COM 601073109 2,513 23,800 SH (b) Other 1 Sole Millipore Corp. NOTE 3.750% 6/0 601073AD1 47,763 38,020,000 PRN (a) Sole Sole Millipore Corp. NOTE 3.750% 6/0 601073AD1 1,231 980,000 PRN (b) Other 1 Sole Motorola, Inc. COM 620076109 24,215 3,449,400 SH (a) Sole Sole Motorola, Inc. COM 620076109 630 89,700 SH (b) Other 1 Sole News Corporation CL A 65248E104 13,534 939,200 SH (a) Sole Sole News Corporation CL A 65248E104 379 26,300 SH (b) Other 1 Sole Novell, Inc. COM 670006105 86 14,300 SH (a) Sole Sole Novell, Inc. COM 670006105 663 110,700 SH (b) Other 1 Sole OSI Pharmaceuticals, Inc. COM 671040103 84,555 1,419,900 SH (a) Sole Sole OSI Pharmaceuticals, Inc. COM 671040103 3,251 54,600 SH (b) Other 1 Sole Pfizer Inc. COM 717081103 1,715 100,000 SH (a) Sole Sole Polycom Inc. COM 73172K104 21,161 692,000 SH (a) Sole Sole Polycom Inc. COM 73172K104 563 18,400 SH (b) Other 1 Sole Powershares Global ETF FD S&P 500 BUYWRT 73936G308 1,449 66,956 SH (a) Sole Sole Psychiatric Solutions, Inc. COM 74439H108 745 25,000 SH (b) Other 1 Sole Rio Tinto plc SPONSORED ADR 767204100 16,512 69,750 SH (a) Sole Sole Rio Tinto plc SPONSORED ADR 767204100 1,124 4,750 SH (b) Other 1 Sole RiskMetrics Group Inc. COM 767735103 31,966 1,413,800 SH (a) Sole Sole RiskMetrics Group Inc. COM 767735103 1,225 54,200 SH (b) Other 1 Sole Select Sector SDPR TR SBI MATERIALS 81369Y100 13,117 386,700 SH PUT (a) Sole Sole Select Sector SDPR TR SBI MATERIALS 81369Y100 1,065 31,400 SH PUT (b) Other 1 Sole Smith International Inc. COM 832110100 193,435 4,517,400 SH (a) Sole Sole Smith International Inc. COM 832110100 4,710 110,000 SH (b) Other 1 Sole SPDR S&P 500 ET TR UNIT SER 1 S&P 78462F103 156,148 1,334,600 SH PUT (a) Sole Sole SPDR S&P 500 ET TR UNIT SER 1 S&P 78462F103 7,652 65,400 SH PUT (b) Other 1 Sole SunPower Corp. COM CL B 867652307 1,201 71,729 SH (b) Other 1 Sole SunPower Corp. COM CL B 867652307 24,437 1,459,776 SH (a) Sole Sole Switch & Data Facilities Co., Inc. COM 871043105 21,247 1,185,611 SH (a) Sole Sole Switch & Data Facilities Co., Inc. COM 871043105 821 45,800 SH (b) Other 1 Sole Telmex Internacional SAB de CV SPONSORED ADR SR L 879690105 22,328 1,158,066 SH (a) Sole Sole Telmex Internacional SAB de CV SPONSORED ADR SR L 879690105 2,654 137,680 SH (b) Other 1 Sole Terra Industries Inc. COM 880915103 100,360 2,193,187 SH (a) Sole Sole Terra Industries Inc. COM 880915103 3,588 78,400 SH (b) Other 1 Sole The Blackstone Group LP COM UNIT LTD 09253U108 9,663 690,200 SH PUT (a) Sole Sole The Blackstone Group LP COM UNIT LTD 09253U108 977 69,800 SH PUT (b) Other 1 Sole The Blackstone Group, LP COM 09253U108 195 13,950 SH (b) Other 1 Sole Varian, Inc. COM 922206107 63,282 1,222,133 SH (a) Sole Sole Varian, Inc. COM 922206107 2,334 45,076 SH (b) Other 1 Sole Verizon Communications Inc. COM 92343V104 1,861 60,000 SH (a) Sole Sole Verizon Communications Inc. COM 92343V104 1,861 60,000 SH PUT (a) Sole Sole XTO Energy Inc. COM 98385X106 236,702 5,017,000 SH (a) Sole Sole XTO Energy Inc. COM 98385X106 6,968 147,700 SH (b) Other 1 Sole Zenith National Insurance Corp. COM 989390109 21,463 560,100 SH (a) Sole Sole Zenith National Insurance Corp. COM 989390109 1,529 39,900 SH (b) Other 1 Sole TOTAL 2,026,062