CastleRock Asset Management

CastleRock Asset Management as of Dec. 31, 2010

Portfolio Holdings for CastleRock Asset Management

CastleRock Asset Management holds 46 positions in its portfolio as reported in the December 2010 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Halliburton Company (HAL) 5.0 $30M 738k 40.83
Apple (AAPL) 4.6 $28M 86k 322.56
Transocean (RIG) 4.5 $27M 387k 69.51
Onyx Pharmaceuticals 3.9 $23M 630k 36.87
Walter Energy 3.6 $22M 169k 127.84
Salix Pharmaceuticals 3.4 $21M 438k 46.96
Cit 3.3 $20M 429k 47.10
Novellus Systems 3.0 $18M 570k 32.32
Human Genome Sciences 3.0 $18M 753k 23.89
InterOil Corporation 2.9 $18M 242k 72.07
Edwards Lifesciences (EW) 2.9 $17M 215k 80.84
Williams Companies (WMB) 2.8 $17M 695k 24.72
Massey Energy Company 2.8 $17M 312k 53.65
Plains Exploration & Production Company 2.7 $17M 516k 32.14
Sterling Finl Corp Wash 2.7 $17M 874k 18.97
Lear Corporation (LEA) 2.7 $16M 164k 98.71
Lam Research Corporation (LRCX) 2.6 $16M 302k 51.78
Kansas City Southern 2.4 $15M 308k 47.86
United Parcel Service (UPS) 2.4 $14M 195k 72.58
Union Pacific Corporation (UNP) 2.3 $14M 152k 92.66
Morgan Stanley (MS) 2.3 $14M 513k 27.21
Lazard Ltd-cl A shs a 2.2 $13M 333k 39.49
Incyte Corporation (INCY) 2.1 $13M 755k 16.56
Precision Castparts 2.0 $12M 88k 139.21
Boeing Company (BA) 2.0 $12M 185k 65.26
Avis Budget (CAR) 1.9 $11M 732k 15.56
Calix (CALX) 1.8 $11M 624k 16.90
Urban Outfitters (URBN) 1.7 $11M 293k 35.81
Alcoa 1.6 $9.9M 641k 15.39
Chemtura Corporation 1.6 $9.8M 613k 15.98
Texas Instruments Incorporated (TXN) 1.6 $9.6M 294k 32.50
Ford Motor Company (F) 1.5 $9.2M 549k 16.79
Equinix 1.5 $8.9M 110k 81.26
Savient Pharmaceuticals 1.5 $8.9M 801k 11.14
Marvell Technology Group 1.4 $8.6M 464k 18.55
Las Vegas Sands (LVS) 1.4 $8.4M 183k 45.95
Tiffany & Co. 1.4 $8.3M 134k 62.27
Oclaro 1.4 $8.2M 620k 13.15
Hexcel Corporation (HXL) 1.1 $6.7M 369k 18.09
Comerica Incorporated (CMA) 1.1 $6.5M 154k 42.24
Micron Technology (MU) 1.1 $6.5M 807k 8.02
Crown Castle International 1.0 $6.0M 137k 43.83
Petrohawk Energy Corporation 0.7 $4.2M 232k 18.25
General Motors Company (GM) 0.6 $3.7M 101k 36.86
Cloud Peak Energy 0.1 $581k 25k 23.24
Bank of New York Mellon Corporation (BK) 0.1 $405k 13k 30.17