13F-HR 1 p09-1011form13fhr.txt JANA PARTNERS LLC 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, 2009 ------------------------ 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: JANA PARTNERS LLC -------------------------------------------------- Address: 767 Fifth Avenue, 8th Floor -------------------------------------------------- New York, New York 10153 -------------------------------------------------- -------------------------------------------------- Form 13F File Number: 028-10328 ------------------ 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: Charles Penner -------------------------------------------------- Title: General Counsel -------------------------------------------------- Phone: 212 455-0900 -------------------------------------------------- Signature, Place, and Date of Signing: /s/ Charles Penner New York, New York May 15, 2009 ------------------------ ------------------------------ ------------ 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).) Report Summary: Number of Other Included Managers: 0 ------------- Form 13F Information Table Entry Total: 48 ------------- Form 13F Information Table Value Total: $662,579 ------------- (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. NONE

FORM 13F INFORMATION TABLE COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8 TITLE OF VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY NAME OF ISSUER CLASS CUSIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGERS SOLE SHARED NONE ----------------------------------------------------------------------------------------------------------------------------------- AMERICAN ITALIAN PASTA CO CL A 027070101 3,655 105,000 SH SOLE 105,000 AMKOR TECHNOLOGY INC COM 031652100 2,722 1,012,000 SH SOLE 1,012,000 AMKOR TECHNOLOGY INC NOTE 2.500% 5/1 031652AX8 1,586 2,053,000 PRN SOLE ARCADIA RES INC COM 039209101 7,084 25,310 SH SOLE 25,310 ARCH CAP GROUP LTD ORD G0450A105 19,970 370,784 SH SOLE 370,784 CACI INTL INC CL A 127190304 2,372 65,000 SH SOLE 65,000 CADENCE DESIGN SYSTEM INC NOTE 1.500%12/1 127387AF5 3,493 5,949,000 PRN SOLE CHUBB CORP COM 171232101 45,140 1,066,625 SH SOLE 1,066,625 COLEMAN CABLE INC COM 193459302 4,468 2,319,687 SH SOLE 2,319,687 COMTECH TELECOMMUNICATIONS C COM NEW 205826209 5,821 235,000 SH SOLE 235,000 INC CONVERGYS CORP COM 212485106 137,647 17,035,512 SH SOLE 17,035,512 COPART INC COM 217204106 17,941 604,897 SH SOLE 604,897 COREL CORP NEW COM 21869X103 3,750 2,094,732 SH SOLE 2,094,732 DELL INC COM 24702R101 12,296 1,297,000 SH SOLE 1,297,000 DELL INC COM 24702R101 4,740 500,000 SH CALL SOLE DIODES INC NOTE 2.250%10/0 254543AA9 10,064 13,022,000 PRN SOLE DOW CHEM CO COM 260543103 4,215 500,000 SH PUT SOLE EATON VANCE TXMGD GL BUYWR O COM 27829C105 2,357 249,684 SH SOLE 249,684 EPICOR SOFTWARE CORP NOTE 2.375% 5/1 29426LAA6 9,225 16,800,000 PRN SOLE EQUINIX INC COM NEW 29444U502 505 9,000 SH SOLE 9,000 EV3 INC COM 26928A200 3,199 450,586 SH SOLE 450,586 GENERAL MTRS CORP COM 370442105 194 100,000 SH CALL SOLE GRAPHIC PACKAGING HLDG CO COM 388689101 1,217 1,398,623 SH SOLE 1,398,623 GSC ACQUISITION COMPANY *W EXP 06/25/201 40053G114 4,825 500,000 SH SOLE 500,000 HEALTH NET INC COM 42222G108 66,899 4,620,104 SH SOLE 4,620,104 HILLTOP HOLDINGS INC COM 432748101 6,533 573,100 SH SOLE 573,100 HUMANA INC COM 444859102 15,804 606,000 SH SOLE 606,000 INGERSOLL-RAND COMPANY LTD CL A G4776G101 20,452 1,482,000 SH CALL SOLE LAWSON SOFTWARE INC NEW NOTE 2.500% 4/1 52078PAA0 3,190 4,000,000 PRN SOLE LIBERTY ACQUISITION HLDGS CO COM 53015Y107 12,467 1,419,900 SH SOLE 1,419,900 MANTECH INTL CORP CL A 564563104 1,886 45,000 SH SOLE 45,000 MAXIMUS INC COM 577933104 3,787 95,000 SH SOLE 95,000 MEDAREX INC COM 583916101 10,843 2,113,693 SH SOLE 2,113,693 MEDAREX INC NOTE 2.250% 5/1 583916AG6 2,253 3,000,000 PRN SOLE MENTOR GRAPHICS CORP SDCV 6.250% 3/0 587200AF3 4,055 6,000,000 PRN SOLE MF GLOBAL LTD SHS G60642108 26,323 6,222,938 SH SOLE 6,222,938 NASDAQ PREM INCM & GRW FD IN COM 63110R105 2,369 243,388 SH SOLE 243,388 PRG-SCHULTZ INTERNATIONAL IN COM NEW 69357C503 6,565 2,311,669 SH SOLE 2,311,669 RALCORP HLDGS INC NEW COM 751028101 13,028 241,800 SH SOLE 241,800 REGIONAL BK HOLDRS TR DEPOSITRY RCPT 75902E100 2,975 59,880 SH SOLE 59,880 SPDR SERIES TRUST KBW REGN BK ETF 78464A698 6,318 328,730 SH SOLE 328,730 TELETECH HOLDINGS INC COM 879939106 1,283 117,800 SH SOLE 117,800 TEREX CORP NEW COM 880779103 7,734 836,112 SH SOLE 836,112 TYCO INTL LTD BERMUDA SHS G9143X208 38,806 1,983,951 SH SOLE 1,983,951 ULURU INC COM 90403T100 1,470 9,409,410 SH SOLE 9,409,410 VALEANT PHARMACEUTICALS INTL COM 91911X104 1,334 75,000 SH SOLE 75,000 VERIFONE HLDGS INC NOTE 1.375% 6/1 92342YAB5 1,458 2,650,000 PRN SOLE WYETH COM 983024100 96,261 2,236,543 SH SOLE 2,236,543