13F-HR 1 v13fmay152007.txt 13F-HR 05/15/07 0001103804 fpcr*iv4 NONE 1 Carl Casler 203-863-5039 ccasler@vikingglobal.com 13F-HR Form 13F Holdings Report 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, 2007 This amendment (Check only one.): [ ] is a restatement. [ ] adds new holdings entries. Institutional Investment Manager Filing this Report: Name: Viking Global Investors, L.P. Address: 55 Railroad Avenue, Greenwich, CT 06830 13 File Number: 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 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 Smith Title: Chief Financial Officer Phone: 203-863-5030 Signature, Place and Date of Signing: Greenwich, CT Brian Smith, May 15, 2007 Report Type (Check only one.): [ X] 13F HOLDINGS REPORT. [ ] 13F NOTICE. [ ] 13F COMBINATION REPORT. I AM SIGNING THIS REPORT AS REQUIRED BY THE SECURITIES EXCHANGE ACT OF 1934 FORM 13F SUMMARY PAGE Report Summary: Number of Other Included Managers: 0 Form 13F Information Table Entry Total: 95 Form 13F Information Table Value Total: 4,321,995 TITLE OF VALUE SHARES/ SH/ PUT/ INVSTMT OTHER VOTING AUTHORITY NAME OF ISSUER CLASS Cusip X($1000) PRN AMT PRN CALL DSCRETN MANAGERS SOLE SHARED NONE Access Pharm WTS 7.10 2/09 WTS 0049929A3 0 75000 SH SOLE 75000 ACE Ltd. COMMON STOCK G0070K103 20102 352300 SH SOLE 352300 Adelphia Contigent Value - ACC 1 COMMON STOCK 00685R409 5149 56711279 SH SOLE 56711279 Adventrix Warrants 2.26 exp 07/21/12 WTS 007993DV7 908 3783783 SH SOLE 3783783 Alltel Corp COMMON STOCK 020039103 137441 2216800 SH SOLE 2216800 Amedisys COMMON STOCK 023436108 745 23000 SH SOLE 23000 American Home Mortgage Corp. COMMON STOCK 02660R107 2089 77400 SH SOLE 77400 American Oriental Bioenginee COMMON STOCK 028731107 732 78000 SH SOLE 78000 Apple Computer Inc. COMMON STOCK 037833100 22855 246000 SH SOLE 246000 Assurant Inc. COMMON STOCK 04621X108 10726 200000 SH SOLE 200000 Automatic Data Processing COMMON STOCK 053015103 113121 2602000 SH SOLE 2602000 Beazer Homes USA Inc COMMON STOCK 07556Q105 841 29000 SH SOLE 29000 Best Buy COMMON STOCK 086516101 47989 985000 SH SOLE 985000 Bisys Group Inc / The COMMON STOCK 055472104 23810 2077700 SH SOLE 2077700 Cardinal Health INC COMMON STOCK 14149Y108 99357 1362000 SH SOLE 1362000 Charles River Laboratories COMMON STOCK 159864107 65013 1405400 SH SOLE 1405400 Charter Communications COMMON STOCK 16117M107 837 300000 SH SOLE 300000 Choicepoint Inc COMMON STOCK 170388102 9132 244000 SH SOLE 244000 Cisco Systems COMMON STOCK 17275R102 1761 69000 SH SOLE 69000 CMGI Inc. COMMON STOCK 125750109 3 1463 SH SOLE 1463 Comcast Corp CL A COMMON STOCK 20030N101 2465 95000 SH SOLE 95000 Crocs Inc COMMON STOCK 227046109 24806 525000 SH SOLE 525000 CSK Auto Corporation COMMON STOCK 125965103 41556 2416100 SH SOLE 2416100 CVS/Caremark Corp COMMON STOCK 126650100 224081 6563600 SH SOLE 6563600 Cytec Industries Inc COMMON STOCK 232820100 25308 450000 SH SOLE 450000 Devon Energy Corporation COMMON STOCK 25179M103 110821 1601000 SH SOLE 1601000 Dillards Inc - Cl A COMMON STOCK 254067101 55608 1699000 SH SOLE 1699000 Downey Financial Corp COMMON STOCK 261018105 14521 225000 SH SOLE 225000 DynCorp International Inc COMMON STOCK 26817C101 24596 1630000 SH SOLE 1630000 Eaton Vance Corp. COMMON STOCK 278265103 36851 1034000 SH SOLE 1034000 El Paso COMMON STOCK 28336L109 7235 500000 SH SOLE 500000 Elan Corp PLC - ADR ADRS STOCKS 284131208 837 63000 SH SOLE 63000 Fidelity National Finl Inc COMMON STOCK 31620R105 64454 2684506 SH SOLE 2684506 Fidelity National Information COMMON STOCK 31620M106 330104 7261435 SH SOLE 7261435 First Data Corporation COMMON STOCK 319963104 168313 6257000 SH SOLE 6257000 Five Star Quality Care COMMON STOCK 33832D106 1696 165000 SH SOLE 165000 Fleetwood Enterprises COMMON STOCK 339099103 20961 2650000 SH SOLE 2650000 Fremont General Corp. COMMON STOCK 357288109 15761 2274400 SH SOLE 2274400 GFI Group Inc COMMON STOCK 361652209 2039 30000 SH SOLE 30000 Globalsantafe Corp COMMON STOCK G3930E101 96220 1560000 SH SOLE 1560000 Google Inc. COMMON STOCK 38259P508 100016 218300 SH SOLE 218300 Grupo Televisa SA ADR ADRS STOCKS 40049J206 16986 570000 SH SOLE 570000 Heartland Payment Systems COMMON STOCK 42235N108 127 5400 SH SOLE 5400 Hewlett-Packard Co. COMMON STOCK 428236103 21555 537000 SH SOLE 537000 Hub Group Inc COMMON STOCK 443320106 2348 81000 SH SOLE 81000 Illumina Inc. COMMON STOCK 452327109 21476 733000 SH SOLE 733000 IPC Holdings Ltd. COMMON STOCK G4933P101 7890 273500 SH SOLE 273500 Iron Mountain Inc COMMON STOCK 462846106 33982 1300500 SH SOLE 1300500 Jetblue Airways Corp COMMON STOCK 477143101 5755 500000 SH SOLE 500000 Landamerica Financial Group COMMON STOCK 514936103 105196 1423300 SH SOLE 1423300 Mastercard Inc COMMON STOCK 57636Q104 178217 1677500 SH SOLE 1677500 Medcision Inc COMMON STOCK 58406P102 694 107000 SH SOLE 107000 Medtronic Inc. COMMON STOCK 585055106 1766 36000 SH SOLE 36000 MI Developments Inc - Cl A COMMON STOCK 55304X104 19364 517900 SH SOLE 517900 Murphy Oil Corp COMMON STOCK 626717102 29370 550000 SH SOLE 550000 National CineMedia Inc COMMON STOCK 635309107 12399 464400 SH SOLE 464400 NCR Corporation COMMON STOCK 62886E108 270631 5665300 SH SOLE 5665300 New Century COMMON STOCK 6435EV108 726 685000 SH SOLE 685000 Nutri/System Inc COMMON STOCK 67069D108 6708 128000 SH SOLE 128000 Occidental Petroleum COMMON STOCK 674599105 17258 350000 SH SOLE 350000 Omnicare Inc COMMON STOCK 681904108 596 15000 SH SOLE 15000 Palm Inc COMMON STOCK 696643105 1845 101798 SH SOLE 101798 Parallel Petroleum Corp COMMON STOCK 699157103 16065 700000 SH SOLE 700000 PDL BioPharma Inc COMMON STOCK 69329Y104 368 17000 SH SOLE 17000 Pediatrix Medical Group Inc COMMON STOCK 705324101 2168 38000 SH SOLE 38000 PepsiCo COMMON STOCK 713448108 32034 504000 SH SOLE 504000 Pharmaceutical Product Devel COMMON STOCK 717124101 808 24000 SH SOLE 24000 Plains Exploration & Production COMMON STOCK 726505100 95024 2105100 SH SOLE 2105100 Prudential Financial INC COMMON STOCK 744320102 22429 248500 SH SOLE 248500 Quadra Realty Inc COMMON STOCK 746945104 2608 200000 SH SOLE 200000 Qualcomm Inc COMMON STOCK 747525103 290088 6800000 SH SOLE 6800000 Quiksilver Inc COMMON STOCK 74838C106 1102 95000 SH SOLE 95000 Research In Motion ADRS STOCKS 760975102 36797 269600 SH SOLE 269600 Resources Connection Inc COMMON STOCK 76122Q105 26327 823000 SH SOLE 823000 Smith International COMMON STOCK 832110100 25082 522000 SH SOLE 522000 Southwestern Energy COMMON STOCK 845467109 220029 5369200 SH SOLE 5369200 Staples Inc. COMMON STOCK 855030102 48139 1863000 SH SOLE 1863000 State Street Corp COMMON STOCK 857477103 4143 64000 SH SOLE 64000 Suntrust Banks Inc COMMON STOCK 867914103 130455 1571000 SH SOLE 1571000 T. Rowe Price Group Inc. COMMON STOCK 74144T108 9485 201000 SH SOLE 201000 The Charles Schwab Corporation COMMON STOCK 808513105 31275 1710000 SH SOLE 1710000 The First Marblehead Corp COMMON STOCK 320771108 42858 954750 SH SOLE 954750 The Limited COMMON STOCK 532716107 19909 764000 SH SOLE 764000 Time Warner Cable COMMON STOCK 88732J108 9513 253906 SH SOLE 253906 Transkaryotic Therapies Inc. COMMON STOCK 893735100 3922 106000 SH SOLE 106000 Universal Compression Hldgs COMMON STOCK 913431102 6768 100000 SH SOLE 100000 Vivo Participacoes SA ADRS STOCKS 92855S101 42284 12046800 SH SOLE 12046800 Vulcan Materials Co COMMON STOCK 929160109 31927 274100 SH SOLE 274100 W&T Offshore Inc COMMON STOCK 92922P106 37609 1300000 SH SOLE 1300000 Washington Federal Inc COMMON STOCK 938824109 22408 955200 SH SOLE 955200 Weatherford Intl Ltd. COMMON STOCK G95089101 179407 3978000 SH SOLE 3978000 Wellpoint, Inc. COMMON STOCK 94973V107 139410 1719000 SH SOLE 1719000 WESCO International Inc COMMON STOCK 95082P105 14313 228000 SH SOLE 228000 Willis Group Holdings Ltd. COMMON STOCK G96655108 90756 2293000 SH SOLE 2293000 XM Satellite Radio Hold- Cl A COMMON STOCK 983759101 736 57000 SH SOLE 57000 S REPORT SUMMARY 95 DATA RECORDS 4,321,995 OTHER MANAGERS ON WHOSE BEHALF REPORT IS FILED
13F: Report Creation NOTE: The 13F-HR File ends on the line labeled All information following this line is informational and should not be included in the SEC Filing.