Tudor Investment Corporation

Tudor Investment Corporation as of Dec. 31, 2005

Portfolio Holdings for Tudor Investment Corporation

Tudor Investment Corporation holds 207 positions in its portfolio as reported in the December 2005 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Altria (MO) 5.1 $513M 6.9M 74.72
Prudential Financial (PRU) 4.7 $468M 6.4M 73.19
Ntl Inc Del 3.7 $371M 5.4M 68.08
Siebel Sys 3.4 $341M 32M 10.57
Allstate Corporation (ALL) 3.2 $317M 5.9M 54.07
McDonald's Corporation (MCD) 2.9 $292M 8.6M 33.72
Time Warner 2.8 $283M 16M 17.44
International Business Machines (IBM) 2.4 $244M 3.0M 82.20
Circuit City Stores 2.2 $221M 9.8M 22.59
Federated Department Stores 2.2 $218M 3.3M 66.33
Federal Home Loan Mortgage (FMCC) 2.2 $217M 3.3M 65.35
Wendys Internat'l 2.1 $210M 3.8M 55.26
Office Depot 1.9 $191M 6.1M 31.40
Novell 1.8 $181M 21M 8.83
Apple (AAPL) 1.8 $180M 2.5M 71.89
Biogen Idec (BIIB) 1.8 $180M 4.0M 45.28
Yahoo! 1.8 $180M 4.6M 39.18
Harrahs Entmt 1.7 $170M 2.4M 71.29
Rcn Corp 1.6 $165M 7.0M 23.45
Tyco Intl 1.6 $163M 5.6M 28.86
American Tower Corporation 1.6 $159M 5.9M 27.10
Txu Corp 1.6 $157M 3.1M 50.19
CVS Caremark Corporation (CVS) 1.6 $155M 5.9M 26.42
US Airways 1.5 $152M 4.8M 31.57
First Data Corp 1.4 $146M 3.4M 43.01
AES Corporation (AES) 1.4 $137M 8.6M 15.83
OfficeMax Incorporated 1.3 $135M 5.3M 25.36
Atmel Corporation 1.2 $121M 39M 3.09
Williams Companies (WMB) 1.2 $119M 5.1M 23.17
Morgan Stanley (MS) 1.2 $117M 2.1M 56.74
Unisys Corp. 1.1 $109M 19M 5.83
Marsh & McLennan Companies (MMC) 1.1 $106M 3.4M 31.76
McKesson Corporation (MCK) 1.0 $104M 2.0M 51.59
Southern Union Company 0.9 $93M 3.9M 23.63
Cardinal Health (CAH) 0.9 $86M 1.3M 68.75
Janus Capital 0.8 $84M 4.5M 18.63
Devon Energy Corporation (DVN) 0.8 $81M 1.3M 62.54
Legg Mason 0.8 $76M 637k 119.69
Boeing Company (BA) 0.7 $74M 1.1M 70.24
Xerox Corporation 0.7 $74M 5.0M 14.65
Symbol Technologies 0.7 $71M 5.5M 12.82
Cnet Networks 0.7 $66M 4.5M 14.69
Affiliated Computer Services cl a 0.6 $59M 1.0M 59.18
Broadcom Corporation 0.6 $59M 1.3M 47.15
E Trade Financial Corp 0.6 $56M 2.7M 20.86
Sepracor 0.5 $54M 1.1M 51.60
Rite Aid Corporation 0.5 $53M 15M 3.48
Company 0.5 $51M 1.4M 35.49
NII Holdings 0.5 $51M 1.2M 43.68
Progenics Pharmaceuticals 0.5 $51M 2.3M 21.92
Electronic Data Systems Corp 0.5 $50M 2.1M 24.04
Mellon Financial Corp. 0.5 $48M 1.4M 34.25
Allegheny Energy 0.5 $49M 1.5M 31.65
Mercury Interactive 0.5 $47M 1.7M 27.79
Capital One Financial (COF) 0.4 $44M 512k 86.40
Hospira 0.4 $43M 1.0M 42.78
Hasbro (HAS) 0.4 $42M 2.1M 20.18
Washington Mutual 0.4 $42M 960k 43.50
DPL 0.4 $43M 1.6M 26.01
RealNetworks 0.4 $42M 5.4M 7.76
Interpublic Group of Companies (IPG) 0.4 $41M 4.2M 9.65
Tellabs 0.4 $41M 3.7M 10.90
Agere Systems 0.4 $40M 3.1M 12.90
Bank of America Corporation (BAC) 0.4 $40M 857k 46.15
Bisys Group 0.4 $38M 2.7M 14.01
Temple-Inland 0.4 $37M 833k 44.85
Sears Holdings Corporation 0.3 $35M 300k 115.53
Western Gas Resources 0.3 $35M 750k 47.09
Apache Corporation 0.3 $34M 500k 68.52
Alliance Gaming/agi 0.3 $33M 2.5M 13.02
Weyerhaeuser Company (WY) 0.3 $31M 473k 66.34
Eclipsys Corp Com Stk 0.3 $31M 1.6M 18.93
Fifth Third Ban (FITB) 0.3 $30M 793k 37.72
Conor Medsystems 0.3 $29M 1.5M 19.35
Pep Boys - Manny, Moe & Jack 0.3 $29M 2.0M 14.89
McDermott International 0.3 $29M 648k 44.61
Anadarko Petroleum Corporation 0.3 $28M 291k 94.75
Cytyc Corp 0.3 $28M 995k 28.23
Nektar Therapeutics 0.3 $28M 1.7M 16.46
Crown Castle International 0.3 $27M 1.0M 26.91
El Paso Electric Company 0.3 $26M 1.2M 21.04
NRG Energy (NRG) 0.2 $25M 525k 47.12
Tibco Software 0.2 $24M 3.2M 7.47
Compuware Corporation 0.2 $23M 2.5M 8.97
Aztar Corp 0.2 $23M 757k 30.39
Archer Daniels Midland Company (ADM) 0.2 $21M 845k 24.66
Ensco International Incorporat 0.2 $21M 466k 44.35
Procter & Gamble Company (PG) 0.2 $21M 356k 57.88
Pioneer Natural Resources 0.2 $21M 410k 51.27
Knight Capital 0.2 $22M 2.2M 9.89
Vertex Pharmaceuticals Incorporated (VRTX) 0.2 $20M 724k 27.67
Gtech Holdings Corp 0.2 $21M 645k 31.74
Crown Holdings (CCK) 0.2 $19M 992k 19.53
R H Donnelley Corp 0.2 $19M 305k 61.62
International Game Technology 0.2 $18M 575k 30.78
Akamai Technologies (AKAM) 0.2 $18M 902k 19.93
Borders (BGP) 0.2 $18M 839k 21.67
W.R. Grace & Co. 0.2 $18M 1.9M 9.40
TiVo 0.2 $17M 3.4M 5.12
Sara Lee 0.1 $15M 786k 18.90
TreeHouse Foods (THS) 0.1 $15M 786k 18.72
Elan Corporation 0.1 $14M 1.0M 13.93
Maxtor Corp 0.1 $14M 2.1M 6.94
Keryx Biopharmaceuticals 0.1 $13M 900k 14.64
Verizon Communications (VZ) 0.1 $13M 425k 30.12
PerkinElmer (RVTY) 0.1 $12M 525k 23.56
Comstock Resources 0.1 $12M 400k 30.51
Phelps Dodge Corp 0.1 $12M 86k 143.87
Amli Residential Properties 0.1 $12M 311k 38.05
Computer Sciences Corporation 0.1 $11M 215k 50.64
Scripps 0.1 $12M 240k 48.02
Chicago Mercantile Hldgs Inc cl a 0.1 $11M 30k 367.50
Pegasus Solutions 0.1 $11M 1.2M 8.97
International Paper Company (IP) 0.1 $10M 300k 33.61
Canadian Natural Resources (CNQ) 0.1 $9.9M 200k 49.62
Homestore 0.1 $10M 2.0M 5.10
Reliant Energy Inc Com Stk 0.1 $9.9M 962k 10.32
Remington Oil & Gas Corp 0.1 $10M 275k 36.50
Unum (UNM) 0.1 $9.1M 401k 22.75
Emmis Communications Corporation 0.1 $9.0M 454k 19.91
Palm Inc New Com Stk 0.1 $8.7M 274k 31.80
WebMD Health 0.1 $8.7M 300k 29.05
Emdeon Corp 0.1 $9.3M 1.1M 8.46
Knight Ridder 0.1 $9.2M 145k 63.30
Charter Communications Inc D cl a 0.1 $8.5M 7.0M 1.22
Monsanto Company 0.1 $7.8M 100k 77.53
Countrywide Financial Corp 0.1 $8.4M 245k 34.19
OSI Pharmaceuticals (OSIP) 0.1 $8.4M 298k 28.04
Digene Corp 0.1 $8.2M 281k 29.17
FIRST AVENUE Networks 0.1 $7.8M 1.5M 5.22
Westcorp 0.1 $7.8M 118k 66.61
International Coal 0.1 $6.7M 707k 9.50
Millipore Corp. 0.1 $6.8M 103k 66.04
Emageon 0.1 $6.8M 425k 15.90
Covanta Holding Corporation 0.1 $5.9M 391k 15.06
Transocean 0.1 $6.1M 87k 69.69
Transaction Systems Architects 0.1 $5.9M 204k 28.79
Fairfax Financial Holdings Lim (FRFHF) 0.1 $5.9M 41k 143.36
Advanced Medical Optics 0.1 $6.0M 143k 41.80
CENTRAL EUROPEAN MEDIA Enterpr Com Stk 0.1 $5.8M 100k 57.90
Kansas City Southern 0.1 $5.8M 238k 24.43
Terayon Communication Sys 0.1 $5.8M 2.5M 2.31
DaVita (DVA) 0.1 $5.2M 103k 50.64
Mylan 0.1 $5.4M 269k 19.96
Newport Corporation 0.1 $5.1M 375k 13.54
Cv Therapeutics Inc Com Stk 0.1 $4.9M 200k 24.73
Trump Entertainment Resorts 0.1 $5.0M 248k 20.13
Pogo Producing 0.1 $5.0M 100k 49.81
Services Acquisition-units 0.1 $4.9M 625k 7.90
Hudson United Bancorp 0.1 $5.1M 123k 41.68
Cabot Corporation (CBT) 0.0 $4.2M 118k 35.80
Adaptec 0.0 $3.6M 625k 5.82
Symantec Corporation 0.0 $3.9M 223k 17.50
Agilent Technologies Inc C ommon (A) 0.0 $4.1M 124k 33.29
Theravance 0.0 $4.3M 190k 22.52
Cypress Bioscience (CYPB) 0.0 $3.8M 661k 5.78
Geron Corporation (GERN) 0.0 $3.8M 443k 8.61
AQUILA INC DEL NEW COM Stk 0.0 $3.8M 1.1M 3.60
Placer Dome 0.0 $4.4M 192k 22.93
Option Care 0.0 $3.6M 271k 13.36
GlaxoSmithKline 0.0 $2.5M 100k 25.25
Spectrum Brands 0.0 $3.1M 152k 20.31
Adams Respiratory Therapeuti 0.0 $3.0M 75k 40.65
Saks Incorporated 0.0 $3.5M 207k 16.86
Neenah Paper 0.0 $3.2M 115k 28.00
Copa Holdings Sa-class A (CPA) 0.0 $2.7M 100k 27.30
FMC Corporation (FMC) 0.0 $2.6M 50k 53.17
Gymboree Corporation (GYMB) 0.0 $3.0M 129k 23.40
K & F Inds Hldgs 0.0 $2.8M 182k 15.36
Redback Networks 0.0 $2.8M 200k 14.06
Digitas 0.0 $2.7M 218k 12.52
Webmethods 0.0 $3.3M 434k 7.71
Seattle Genetics 0.0 $2.1M 440k 4.72
Diebold Incorporated 0.0 $2.2M 58k 38.01
Del Monte Foods Company 0.0 $1.7M 166k 10.43
Occidental Petroleum Corporation (OXY) 0.0 $2.0M 25k 79.88
Chesapeake Energy Corporation 0.0 $1.6M 50k 31.74
UniFirst Corporation (UNF) 0.0 $1.6M 50k 31.10
Evergreen Solar 0.0 $2.4M 225k 10.65
FuelCell Energy 0.0 $1.5M 180k 8.47
Panacos Pharmaceuticals (PANC) 0.0 $2.0M 292k 6.93
Altiris 0.0 $2.2M 133k 16.89
Autobytel (ABTL) 0.0 $1.7M 334k 4.94
Ariad Pharmaceuticals 0.0 $1.8M 300k 5.85
Filenet Corporation 0.0 $1.4M 55k 25.85
Inco 0.0 $1.5M 34k 43.56
Six Flags 0.0 $728k 94k 7.71
Mobility Electronics 0.0 $1.4M 150k 9.66
ATP Oil & Gas Corporation 0.0 $925k 25k 37.00
S1 Corporation 0.0 $870k 200k 4.35
Lattice Semiconductor (LSCC) 0.0 $864k 200k 4.32
Mcdata Codrporation-cl B 0.0 $690k 200k 3.45
Midas 0.0 $764k 42k 18.37
Aether Holdings 0.0 $912k 275k 3.32
Acusphere (ACUS) 0.0 $534k 100k 5.34
Activcard Corp 0.0 $933k 267k 3.49
China Fund (CHN) 0.0 $695k 30k 23.17
Macquarie Infrastructure 0.0 $1.2M 41k 30.79
Citadel Broadcasting Corp 0.0 $336k 25k 13.44
Gartner (IT) 0.0 $258k 20k 12.90
Art Technology 0.0 $284k 144k 1.97
Introgen Therapeutics (INGNQ) 0.0 $343k 65k 5.28
Matrixone 0.0 $251k 50k 4.98
Price Communications Corp 0.0 $149k 10k 14.90
Healthaxis 0.0 $90k 73k 1.23
Mcf Corp 0.0 $496k 628k 0.79
Primedia 0.0 $382k 237k 1.61