Copper Rock Capital Partners

Copper Rock Capital Partners as of March 31, 2011

Portfolio Holdings for Copper Rock Capital Partners

Copper Rock Capital Partners holds 183 positions in its portfolio as reported in the March 2011 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Roper Industries (ROP) 4.7 $15M 178k 86.46
Gardner Denver 3.2 $11M 135k 78.03
OpenTable 2.5 $8.3M 78k 106.35
Fossil 2.5 $8.1M 87k 93.64
Triumph (TGI) 2.3 $7.7M 87k 88.45
Lululemon Athletica (LULU) 2.3 $7.7M 86k 89.05
SBA Communications Corporation 2.0 $6.8M 170k 39.68
Shutterfly 2.0 $6.5M 125k 52.36
Whiting Petroleum Corporation 2.0 $6.5M 88k 73.45
WESCO International (WCC) 1.9 $6.2M 99k 62.51
WebMD Health 1.8 $6.0M 113k 53.42
Rowan Companies 1.8 $6.0M 135k 44.19
NetLogic Microsystems 1.7 $5.8M 137k 42.02
SuccessFactors 1.7 $5.6M 143k 39.09
MICROS Systems 1.7 $5.5M 111k 49.44
Joy Global 1.6 $5.3M 54k 98.80
Gra (GGG) 1.6 $5.3M 116k 45.49
Syntel 1.6 $5.3M 101k 52.23
Portfolio Recovery Associates 1.6 $5.3M 62k 85.11
Sxc Health Solutions Corp 1.5 $5.1M 93k 54.82
Travelzoo 1.5 $5.1M 76k 66.59
Tractor Supply Company (TSCO) 1.4 $4.7M 78k 59.85
Synchronoss Technologies 1.4 $4.6M 133k 34.75
Rovi Corporation 1.4 $4.5M 85k 53.64
TransDigm Group Incorporated (TDG) 1.4 $4.5M 54k 83.82
HMS Holdings 1.3 $4.3M 53k 81.84
VeriFone Systems 1.3 $4.2M 76k 54.96
Robbins & Myers 1.2 $4.0M 87k 45.98
Skyworks Solutions (SWKS) 1.2 $4.0M 122k 32.43
Gentex Corporation (GNTX) 1.2 $4.0M 131k 30.25
Lufkin Industries 1.2 $3.9M 41k 93.50
IPC The Hospitalist Company 1.1 $3.8M 83k 45.41
Harman International Industries 1.1 $3.7M 78k 46.82
LogMeIn 1.1 $3.6M 87k 42.16
Finisar Corporation 1.1 $3.6M 146k 24.61
Under Armour (UAA) 1.1 $3.5M 52k 68.05
Gartner (IT) 1.1 $3.5M 84k 41.67
Sotheby's 1.0 $3.5M 66k 52.61
Ultimate Software 1.0 $3.4M 58k 58.76
ZOLL Medical Corporation 1.0 $3.4M 76k 44.81
OYO Geospace Corporation 1.0 $3.4M 34k 98.56
iShares Russell Midcap Growth Idx. (IWP) 1.0 $3.3M 55k 60.90
Vitamin Shoppe 1.0 $3.3M 97k 33.82
Chipotle Mexican Grill (CMG) 1.0 $3.3M 12k 272.45
Masimo Corporation (MASI) 0.9 $3.1M 94k 33.11
Green Mountain Coffee Roasters 0.9 $3.0M 46k 64.61
Ulta Salon, Cosmetics & Fragrance (ULTA) 0.9 $3.0M 62k 48.12
HEICO Corporation (HEI) 0.9 $2.9M 46k 62.55
Polypore International 0.8 $2.6M 46k 57.59
Oasis Petroleum 0.8 $2.6M 81k 31.63
NetSuite 0.8 $2.5M 87k 29.07
Stratasys 0.7 $2.5M 52k 47.01
Northern Oil & Gas 0.7 $2.3M 88k 26.71
iShares Russell 2000 Growth Index (IWO) 0.7 $2.3M 24k 95.42
Tibco Software 0.7 $2.3M 83k 27.24
RealD 0.7 $2.2M 81k 27.36
Oge Energy Corp (OGE) 0.7 $2.1M 43k 50.56
Timken Company (TKR) 0.6 $2.1M 41k 52.30
Navistar International Corporation 0.6 $2.1M 31k 69.32
Signature Bank (SBNY) 0.6 $2.1M 37k 56.41
Hub (HUBG) 0.6 $2.0M 56k 36.17
Tenne 0.6 $2.0M 48k 42.47
Steven Madden (SHOO) 0.6 $2.0M 42k 46.93
Hubbell Incorporated 0.6 $1.9M 27k 71.04
Quest Software 0.6 $1.9M 75k 25.39
Riverbed Technology 0.6 $1.9M 50k 37.65
Webster Financial Corporation (WBS) 0.5 $1.8M 84k 21.43
Korn/Ferry International (KFY) 0.5 $1.8M 79k 22.27
VanceInfo Technologies 0.5 $1.7M 56k 31.43
Jones Lang LaSalle Incorporated (JLL) 0.5 $1.7M 17k 99.77
Tempur-Pedic International (TPX) 0.5 $1.7M 34k 50.66
Sotheby's 0.5 $1.7M 32k 52.59
Motricity 0.5 $1.7M 110k 15.04
PerkinElmer (RVTY) 0.5 $1.6M 62k 26.27
TriQuint Semiconductor 0.5 $1.6M 125k 12.92
W&T Offshore (WTI) 0.5 $1.5M 67k 22.79
Higher One Holdings 0.4 $1.4M 100k 14.45
Fresh Market 0.4 $1.5M 39k 37.75
CARBO Ceramics 0.4 $1.4M 9.8k 141.13
HealthSpring 0.4 $1.4M 36k 37.38
Oil States International (OIS) 0.4 $1.4M 18k 76.12
Werner Enterprises (WERN) 0.4 $1.3M 50k 26.48
Scotts Miracle-Gro Company (SMG) 0.4 $1.3M 23k 57.85
Jazz Pharmaceuticals 0.4 $1.3M 41k 31.84
Provident Financial Services (PFS) 0.4 $1.3M 87k 14.80
Insperity (NSP) 0.4 $1.3M 42k 30.39
Materion Corporation (MTRN) 0.4 $1.3M 32k 40.81
Holly Corporation 0.4 $1.2M 20k 60.76
PerkinElmer (RVTY) 0.3 $1.1M 43k 26.27
Affiliated Managers (AMG) 0.3 $1.1M 10k 109.38
51job 0.2 $575k 9.0k 63.97
Magnum Hunter Resources Corporation 0.2 $525k 61k 8.57
Ultratech 0.1 $467k 16k 29.40
Vocus 0.1 $471k 18k 25.85
Kaman Corporation (KAMN) 0.1 $475k 14k 35.17
MWI Veterinary Supply 0.1 $476k 5.9k 80.62
BroadSoft 0.1 $460k 9.7k 47.66
Magma Design Automation 0.1 $418k 61k 6.81
Computer Programs & Systems (CPSI) 0.1 $425k 6.6k 64.33
Hanger Orthopedic 0.1 $390k 15k 26.06
Monro Muffler Brake (MNRO) 0.1 $389k 12k 32.99
Advisory Board Company 0.1 $368k 7.1k 51.55
Liquidity Services (LQDT) 0.1 $360k 20k 17.85
BJ's Restaurants (BJRI) 0.1 $376k 9.6k 39.31
GeoResources 0.1 $315k 10k 31.22
MIPS Technologies 0.1 $326k 31k 10.48
QuinStreet (QNST) 0.1 $342k 15k 22.76
Perkinelmer 0.1 $323k 12k 26.28
Alaska Air (ALK) 0.1 $313k 4.9k 63.35
Express 0.1 $290k 15k 19.53
Examworks 0.1 $258k 12k 22.27
North Amern Energy Partners 0.1 $220k 18k 12.32
Encore Capital (ECPG) 0.1 $201k 8.5k 23.66
National CineMedia 0.1 $190k 10k 18.63
Medidata Solutions 0.1 $197k 7.7k 25.63
Ceva (CEVA) 0.1 $165k 6.2k 26.77
Cognizant Technology Solutions (CTSH) 0.0 $84k 1.0k 81.55
Cummins (CMI) 0.0 $101k 923.00 109.43
JPMorgan Chase & Co. (JPM) 0.0 $51k 1.1k 45.99
MasterCard Incorporated (MA) 0.0 $50k 200.00 250.00
Discover Financial Services (DFS) 0.0 $51k 2.1k 24.29
Archer Daniels Midland Company (ADM) 0.0 $61k 1.7k 35.88
Chevron Corporation (CVX) 0.0 $64k 600.00 106.67
American Tower Corporation 0.0 $52k 1.0k 52.00
Coach 0.0 $73k 1.4k 52.14
NetApp (NTAP) 0.0 $69k 1.4k 48.35
Union Pacific Corporation (UNP) 0.0 $59k 600.00 98.33
Autoliv (ALV) 0.0 $52k 700.00 74.29
International Flavors & Fragrances (IFF) 0.0 $59k 951.00 62.04
National-Oilwell Var 0.0 $55k 700.00 78.57
Polo Ralph Lauren Corporation 0.0 $57k 457.00 124.73
Eastman Chemical Company (EMN) 0.0 $70k 700.00 100.00
Thermo Fisher Scientific (TMO) 0.0 $50k 900.00 55.56
Yum! Brands (YUM) 0.0 $57k 1.1k 51.82
Apple (AAPL) 0.0 $57k 163.00 349.69
Deere & Company (DE) 0.0 $62k 635.00 97.64
International Business Machines (IBM) 0.0 $82k 500.00 164.00
Intuitive Surgical (ISRG) 0.0 $59k 177.00 333.33
Agilent Technologies Inc C ommon (A) 0.0 $60k 1.3k 45.11
Danaher Corporation (DHR) 0.0 $52k 1.0k 52.00
Freeport-McMoRan Copper & Gold (FCX) 0.0 $56k 1.0k 56.00
Whole Foods Market 0.0 $60k 906.00 66.23
AutoZone (AZO) 0.0 $50k 184.00 271.74
Robert Half International (RHI) 0.0 $51k 1.7k 30.59
priceline.com Incorporated 0.0 $68k 135.00 503.70
Herbalife Ltd Com Stk (HLF) 0.0 $57k 705.00 80.85
Concho Resources 0.0 $75k 697.00 107.60
Hormel Foods Corporation (HRL) 0.0 $50k 1.8k 27.78
Energen Corporation 0.0 $50k 800.00 62.50
F5 Networks (FFIV) 0.0 $66k 647.00 102.01
Mechel OAO 0.0 $40k 1.3k 30.77
Microsoft Corporation (MSFT) 0.0 $23k 900.00 25.56
Exxon Mobil Corporation (XOM) 0.0 $40k 480.00 83.33
FedEx Corporation (FDX) 0.0 $47k 500.00 94.00
Bed Bath & Beyond 0.0 $42k 860.00 48.84
T. Rowe Price (TROW) 0.0 $46k 700.00 65.71
E.I. du Pont de Nemours & Company 0.0 $44k 800.00 55.00
AmerisourceBergen (COR) 0.0 $45k 1.1k 40.00
Valero Energy Corporation (VLO) 0.0 $36k 1.2k 30.00
Waters Corporation (WAT) 0.0 $33k 384.00 85.94
Helmerich & Payne (HP) 0.0 $45k 656.00 68.60
Baker Hughes Incorporated 0.0 $44k 594.00 74.07
ConocoPhillips (COP) 0.0 $43k 533.00 80.68
Qualcomm (QCOM) 0.0 $33k 600.00 55.00
Illinois Tool Works (ITW) 0.0 $48k 900.00 53.33
Google 0.0 $41k 70.00 585.71
Kennametal (KMT) 0.0 $36k 925.00 38.92
Zimmer Holdings (ZBH) 0.0 $42k 700.00 60.00
Ventas (VTR) 0.0 $39k 726.00 53.72
H.J. Heinz Company 0.0 $34k 700.00 48.57
Amphenol Corporation (APH) 0.0 $42k 764.00 54.97
salesforce (CRM) 0.0 $43k 322.00 133.54
Humana (HUM) 0.0 $42k 600.00 70.00
Kindred Healthcare 0.0 $48k 2.0k 23.73
Life Technologies 0.0 $29k 558.00 51.97
Perrigo Company 0.0 $38k 474.00 80.17
Altera Corporation 0.0 $45k 1.0k 44.25
Intuit (INTU) 0.0 $42k 800.00 52.50
BorgWarner (BWA) 0.0 $40k 497.00 80.48
Rockwell Automation (ROK) 0.0 $47k 500.00 94.00
Aruba Networks 0.0 $21k 614.00 34.20
Dollar General (DG) 0.0 $37k 1.2k 31.36
O'reilly Automotive (ORLY) 0.0 $28k 488.00 57.38