Columbia Wanger Asset Management

Columbia Wanger Asset Management as of Dec. 31, 2010

Portfolio Holdings for Columbia Wanger Asset Management

Columbia Wanger Asset Management holds 357 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
Ametek (AME) 2.0 $446M 11M 39.25
FMC Technologies 1.9 $428M 4.8M 88.91
Crown Castle International 1.7 $383M 8.7M 43.83
Lululemon Athletica (LULU) 1.7 $380M 5.6M 68.42
Mettler-Toledo International (MTD) 1.5 $339M 2.2M 151.21
Abercrombie & Fitch (ANF) 1.4 $328M 5.7M 57.63
Informatica Corporation 1.4 $324M 7.3M 44.03
Donaldson Company (DCI) 1.4 $316M 5.4M 58.28
Amphenol Corporation (APH) 1.3 $289M 5.5M 52.78
Atwood Oceanics 1.2 $265M 7.1M 37.37
Alexion Pharmaceuticals 1.1 $253M 3.1M 80.55
tw tele 1.0 $234M 14M 17.05
Expeditors International of Washington (EXPD) 1.0 $231M 4.2M 54.60
Nordson Corporation (NDSN) 1.0 $223M 2.4M 91.88
Bally Technologies 0.9 $211M 5.0M 42.19
Hertz Global Holdings 0.9 $211M 15M 14.49
Gaylord Entertainment Company 0.9 $207M 5.8M 35.94
SBA Communications Corporation 0.9 $204M 5.0M 40.94
SEI Investments Company (SEIC) 0.9 $197M 8.3M 23.79
Coach 0.9 $196M 3.5M 55.31
MICROS Systems 0.8 $189M 4.3M 43.86
Sociedad Quimica y Minera (SQM) 0.8 $174M 3.0M 58.42
BioMarin Pharmaceutical (BMRN) 0.7 $165M 6.1M 26.93
ITT Educational Services (ESINQ) 0.7 $164M 2.6M 63.69
CNO Financial (CNO) 0.7 $163M 24M 6.78
Ansys (ANSS) 0.7 $160M 3.1M 52.07
W.W. Grainger (GWW) 0.7 $162M 1.2M 138.11
Pentair 0.7 $162M 4.4M 36.51
BOK Financial Corporation (BOKF) 0.7 $158M 2.9M 53.40
Ii-vi 0.7 $151M 3.3M 46.36
Oshkosh Corporation (OSK) 0.7 $150M 4.3M 35.24
Atmel Corporation 0.7 $147M 12M 12.32
Warna 0.7 $147M 2.7M 55.07
IPG Photonics Corporation (IPGP) 0.6 $145M 4.6M 31.62
F5 Networks (FFIV) 0.6 $145M 1.1M 130.16
BioMed Realty Trust 0.6 $143M 7.7M 18.65
J.B. Hunt Transport Services (JBHT) 0.6 $141M 3.4M 40.81
ESCO Technologies (ESE) 0.6 $131M 3.5M 37.84
Sanmina-SCI Corporation 0.6 $129M 11M 11.48
Global Payments (GPN) 0.6 $128M 2.8M 46.21
Novell 0.6 $124M 21M 5.92
Valley National Ban (VLY) 0.5 $123M 8.6M 14.30
Hansen Natural Corporation 0.5 $119M 2.3M 52.28
Eaton Vance 0.5 $120M 4.0M 30.23
Life Time Fitness 0.5 $118M 2.9M 40.99
Kennametal (KMT) 0.5 $118M 3.0M 39.46
Pall Corporation 0.5 $116M 2.3M 49.58
Discovery Communications 0.5 $116M 3.1M 36.69
Acuity Brands (AYI) 0.5 $115M 2.0M 57.67
Clarcor 0.5 $115M 2.7M 42.89
Poly 0.5 $114M 2.9M 38.98
Expedia 0.5 $112M 4.5M 25.09
Core Laboratories 0.5 $111M 1.2M 89.05
World Acceptance (WRLD) 0.5 $112M 2.1M 52.80
Discover Financial Services (DFS) 0.5 $110M 5.9M 18.53
Avnet (AVT) 0.5 $108M 3.3M 33.03
Knoll 0.5 $108M 6.5M 16.73
Avis Budget (CAR) 0.5 $108M 6.9M 15.56
Albemarle Corporation (ALB) 0.5 $106M 1.9M 55.78
Career Education 0.5 $103M 5.0M 20.73
Associated Banc- (ASB) 0.5 $104M 6.8M 15.15
Nalco Holding Company 0.5 $103M 3.2M 31.94
Concur Technologies 0.4 $100M 1.9M 51.93
Finisar Corporation 0.4 $99M 3.3M 29.69
Deckers Outdoor Corporation (DECK) 0.4 $100M 1.3M 79.74
Leucadia National 0.4 $97M 3.3M 29.18
Safeway 0.4 $98M 4.4M 22.49
Microsemi Corporation 0.4 $98M 4.3M 22.90
Sirona Dental Systems 0.4 $97M 2.3M 41.78
Diamond Foods 0.4 $97M 1.8M 53.18
World Fuel Services Corporation (WKC) 0.4 $98M 2.7M 36.16
AboveNet 0.4 $97M 1.7M 58.46
Moog (MOG.A) 0.4 $94M 2.4M 39.80
Mednax (MD) 0.4 $95M 1.4M 67.29
Silver Wheaton Corp 0.4 $95M 2.4M 39.04
WABCO Holdings 0.4 $92M 1.5M 60.93
United Therapeutics Corporation (UTHR) 0.4 $94M 1.5M 63.22
Quality Systems 0.4 $93M 1.3M 69.82
SVB Financial (SIVBQ) 0.4 $91M 1.7M 53.05
Herman Miller (MLKN) 0.4 $90M 3.6M 25.30
Trimble Navigation (TRMB) 0.4 $88M 2.2M 39.93
Edwards Lifesciences (EW) 0.4 $85M 1.1M 80.84
TCF Financial Corporation 0.4 $85M 5.8M 14.81
Zebra Technologies (ZBRA) 0.4 $83M 2.2M 37.99
Penn National Gaming (PENN) 0.4 $83M 2.4M 35.15
McGrath Rent (MGRC) 0.4 $83M 3.2M 26.22
Seattle Genetics 0.4 $83M 5.5M 14.95
Dolby Laboratories (DLB) 0.4 $81M 1.2M 66.70
HEICO Corporation (HEI.A) 0.4 $82M 2.2M 37.32
Shutterfly 0.4 $82M 2.4M 35.03
Blackbaud (BLKB) 0.3 $80M 3.1M 25.90
Pier 1 Imports 0.3 $79M 7.6M 10.50
Saks Incorporated 0.3 $79M 7.3M 10.70
Melco Crown Entertainment (MLCO) 0.3 $78M 12M 6.36
Vail Resorts (MTN) 0.3 $77M 1.5M 52.04
Plexus (PLXS) 0.3 $77M 2.5M 30.94
Whitney Holding 0.3 $77M 5.5M 14.15
Thor Industries (THO) 0.3 $75M 2.2M 33.96
Guess? (GES) 0.3 $76M 1.6M 47.32
MB Financial 0.3 $72M 4.2M 17.32
Wisconsin Energy Corporation 0.3 $73M 1.2M 58.86
Pool Corporation (POOL) 0.3 $72M 3.2M 22.54
Haemonetics Corporation (HAE) 0.3 $71M 1.1M 63.18
GrafTech International 0.3 $70M 3.5M 19.84
Rush Enterprises (RUSHA) 0.3 $70M 3.4M 20.44
Cepheid 0.3 $70M 3.1M 22.75
Interline Brands 0.3 $70M 3.1M 22.77
MF Global Holdings 0.3 $70M 8.4M 8.36
Pinnacle Entertainment 0.3 $69M 4.9M 14.02
GATX Corporation (GATX) 0.3 $67M 1.9M 35.28
City National Corporation 0.3 $69M 1.1M 61.36
Southwestern Energy Company (SWN) 0.3 $67M 1.8M 37.43
WNS (WNS) 0.3 $69M 6.0M 11.57
SM Energy (SM) 0.3 $68M 1.1M 58.93
American Medical Systems Holdings 0.3 $66M 3.5M 18.86
Aaron's 0.3 $66M 3.2M 20.39
iGATE Corporation 0.3 $66M 3.3M 19.71
Phillips-Van Heusen Corporation 0.3 $67M 1.1M 63.01
Hanover Insurance (THG) 0.3 $66M 1.4M 46.72
Extra Space Storage (EXR) 0.3 $66M 3.8M 17.40
Northeast Utilities System 0.3 $64M 2.0M 31.88
Waste Management (WM) 0.3 $64M 1.7M 36.87
ON Semiconductor (ON) 0.3 $63M 6.3M 9.88
ISIS Pharmaceuticals 0.3 $62M 6.2M 10.12
Jarden Corporation 0.3 $64M 2.1M 30.87
WMS Industries 0.3 $61M 1.3M 45.24
New Oriental Education & Tech 0.3 $62M 589k 105.23
Quanta Services (PWR) 0.3 $61M 3.1M 19.92
Onyx Pharmaceuticals 0.3 $62M 1.7M 36.87
True Religion Apparel 0.3 $60M 2.7M 22.26
Urban Outfitters (URBN) 0.3 $61M 1.7M 35.81
Micromet 0.3 $62M 7.6M 8.12
Houston American Energy Corporation 0.3 $59M 3.3M 18.09
Navigant Consulting 0.3 $59M 6.4M 9.20
Kaydon Corporation 0.3 $60M 1.5M 40.72
Waste Connections 0.2 $56M 2.0M 27.53
Toro Company (TTC) 0.2 $56M 914k 61.64
Blue Coat Systems 0.2 $56M 1.9M 29.87
Bristow 0.2 $56M 1.2M 47.35
Kilroy Realty Corporation (KRC) 0.2 $57M 1.6M 36.47
American Tower Corporation 0.2 $54M 1.0M 51.64
Gen-Probe Incorporated 0.2 $56M 952k 58.35
Heartland Express (HTLD) 0.2 $55M 3.4M 16.02
Community Health Systems (CYH) 0.2 $54M 1.5M 37.37
Denbury Resources 0.2 $55M 2.9M 19.09
NetGear (NTGR) 0.2 $55M 1.6M 33.68
Art Technology 0.2 $54M 9.0M 5.98
DuPont Fabros Technology 0.2 $54M 2.5M 21.27
PAETEC Holding 0.2 $55M 15M 3.74
Ultra Petroleum 0.2 $52M 1.1M 47.77
Pan American Silver Corp Can (PAAS) 0.2 $53M 1.3M 41.21
NPS Pharmaceuticals 0.2 $53M 6.6M 7.90
Federal Realty Inv. Trust 0.2 $53M 680k 77.93
NetSuite 0.2 $51M 2.0M 25.00
Helen Of Troy (HELE) 0.2 $49M 1.7M 29.74
Associated Estates Realty Corporation 0.2 $50M 3.3M 15.29
Corporate Office Properties Trust (CDP) 0.2 $49M 1.4M 34.95
Constant Contact 0.2 $49M 1.6M 30.99
InterMune 0.2 $49M 1.3M 36.40
Mine Safety Appliances 0.2 $48M 1.5M 31.13
Entegris (ENTG) 0.2 $48M 6.4M 7.47
NVR (NVR) 0.2 $48M 70k 691.02
Equinix 0.2 $47M 581k 81.26
Chico's FAS 0.2 $48M 4.0M 12.03
CAI International 0.2 $47M 2.4M 19.60
Talbots 0.2 $46M 5.4M 8.52
Drew Industries 0.2 $45M 2.0M 22.72
Canadian Solar (CSIQ) 0.2 $46M 3.7M 12.39
Rosetta Resources 0.2 $44M 1.2M 37.64
Nektar Therapeutics (NKTR) 0.2 $45M 3.5M 12.85
Tower 0.2 $44M 1.7M 25.58
Tyler Technologies (TYL) 0.2 $44M 2.1M 20.76
Blackboard 0.2 $45M 1.1M 41.30
ExlService Holdings (EXLS) 0.2 $46M 2.1M 21.48
Allos Therapeutics 0.2 $43M 9.3M 4.61
IDEXX Laboratories (IDXX) 0.2 $43M 621k 69.22
Forward Air Corporation (FWRD) 0.2 $43M 1.5M 28.38
Liberty Global 0.2 $44M 1.3M 35.38
Henry Schein (HSIC) 0.2 $43M 696k 61.39
SRA International 0.2 $43M 2.1M 20.45
Kenexa Corporation 0.2 $44M 2.0M 21.79
Digital Realty Trust (DLR) 0.2 $41M 790k 51.54
Energizer Holdings 0.2 $40M 550k 72.90
Universal Technical Institute (UTI) 0.2 $41M 1.9M 22.02
Grupo Aeroportuario del Sureste (ASR) 0.2 $41M 730k 56.45
Cogent Communications (CCOI) 0.2 $40M 2.8M 14.14
Tesco Corporation 0.2 $40M 2.5M 15.88
H&E Equipment Services (HEES) 0.2 $40M 3.5M 11.57
Nice Systems (NICE) 0.2 $41M 1.2M 34.90
Red Hat 0.2 $39M 850k 45.65
Choice Hotels International (CHH) 0.2 $39M 1.0M 38.27
Mindray Medical International 0.2 $39M 1.5M 26.40
Carrizo Oil & Gas 0.2 $40M 1.1M 34.49
Northern Oil & Gas 0.2 $39M 1.4M 27.21
Supertex 0.2 $39M 1.6M 24.18
Chelsea Therapeutics International 0.2 $38M 5.1M 7.50
CVB Financial (CVBF) 0.2 $36M 4.1M 8.67
Auxilium Pharmaceuticals 0.2 $35M 1.7M 21.10
Advent Software 0.2 $37M 633k 57.92
Dionex Corporation 0.2 $35M 300k 118.01
Albany International (AIN) 0.2 $37M 1.6M 23.69
Health Management Associates 0.2 $35M 3.7M 9.54
Patterson Companies (PDCO) 0.2 $37M 1.2M 30.63
Illumina (ILMN) 0.2 $37M 582k 63.34
Administaff (ASF) 0.2 $36M 1.2M 29.30
Jack Henry & Associates (JKHY) 0.2 $36M 1.2M 29.15
FTI Consulting (FCN) 0.1 $34M 907k 37.28
Range Resources (RRC) 0.1 $33M 732k 44.98
Acxiom Corporation 0.1 $33M 1.9M 17.15
HCC Insurance Holdings 0.1 $35M 1.2M 28.94
Virtusa Corporation 0.1 $35M 2.1M 16.36
Mobile Mini 0.1 $34M 1.7M 19.69
Ixia 0.1 $33M 2.0M 16.78
Orthofix International Nv Com Stk 0.1 $34M 1.2M 29.00
Kite Realty Group Trust 0.1 $34M 6.3M 5.41
Willis Group Holdings 0.1 $32M 909k 34.63
Delphi Financial 0.1 $31M 1.1M 28.84
eResearch Technology 0.1 $32M 4.3M 7.35
Education Realty Trust 0.1 $32M 4.1M 7.77
Textainer Group Holdings (TGH) 0.1 $32M 1.1M 28.49
Wabtec Corporation (WAB) 0.1 $32M 600k 52.89
Acorda Therapeutics 0.1 $32M 1.2M 27.26
Macerich Company (MAC) 0.1 $32M 670k 47.37
ViewPoint Financial 0.1 $31M 2.7M 11.69
Republic Services (RSG) 0.1 $30M 1.0M 29.86
AFC Enterprises 0.1 $29M 2.1M 13.90
Pericom Semiconductor 0.1 $28M 2.6M 10.98
Akorn 0.1 $31M 5.0M 6.07
HMS Holdings 0.1 $29M 441k 64.77
First Busey Corporation 0.1 $29M 6.2M 4.70
DCT Industrial Trust 0.1 $29M 5.5M 5.31
Generac Holdings (GNRC) 0.1 $29M 1.8M 16.17
GT Solar International 0.1 $27M 3.0M 9.12
VisionChina Media 0.1 $27M 5.7M 4.64
Central European Distribution 0.1 $27M 1.2M 22.90
Infinera (INFN) 0.1 $28M 2.7M 10.33
Applied Micro Circuits Corporation 0.1 $26M 2.5M 10.68
Monolithic Power Systems (MPWR) 0.1 $26M 1.6M 16.52
Globalstar (GSAT) 0.1 $28M 19M 1.45
Sandy Spring Ban (SASR) 0.1 $28M 1.5M 18.43
Crocs (CROX) 0.1 $24M 1.4M 17.12
Brown & Brown (BRO) 0.1 $24M 1.0M 23.94
Ariba 0.1 $24M 1.0M 23.49
FMC Corporation (FMC) 0.1 $24M 300k 79.89
Selective Insurance (SIGI) 0.1 $26M 1.4M 18.15
TriCo Bancshares (TCBK) 0.1 $24M 1.5M 16.15
General Communication 0.1 $25M 2.0M 12.66
Interface 0.1 $25M 1.6M 15.65
Hackett (HCKT) 0.1 $24M 6.8M 3.51
GLG Life Tech 0.1 $25M 2.3M 10.74
Clean Harbors (CLH) 0.1 $24M 280k 84.08
Greif (GEF) 0.1 $22M 355k 61.90
Simpson Manufacturing (SSD) 0.1 $22M 700k 30.91
THQ 0.1 $23M 3.8M 6.06
Washington Real Estate Investment Trust (ELME) 0.1 $22M 704k 30.99
FLIR Systems 0.1 $22M 738k 29.75
TrueBlue (TBI) 0.1 $24M 1.3M 17.99
St. Joe Company (JOE) 0.1 $22M 1.0M 21.85
Quicksilver Resources 0.1 $23M 1.6M 14.74
DSW 0.1 $23M 584k 39.10
Littelfuse (LFUS) 0.1 $24M 500k 47.06
IXYS Corporation 0.1 $22M 1.9M 11.62
Royal Gold (RGLD) 0.1 $22M 400k 54.63
athenahealth 0.1 $22M 546k 40.98
Idenix Pharmaceuticals 0.1 $23M 4.5M 5.04
Imax Corp Cad (IMAX) 0.1 $22M 800k 28.05
Ivanhoe Mines 0.1 $23M 988k 22.92
Symetra Finl Corp 0.1 $22M 1.6M 13.70
Alexco Resource Corp 0.1 $23M 2.8M 8.19
SPS Commerce (SPSC) 0.1 $24M 1.5M 15.80
Uti Worldwide 0.1 $21M 1.0M 21.20
Wet Seal 0.1 $20M 5.3M 3.70
Stratasys 0.1 $21M 630k 32.64
Cavco Industries (CVCO) 0.1 $20M 423k 46.69
IFM Investments (CTC) 0.1 $20M 4.1M 5.00
Lakeland Financial Corporation (LKFN) 0.1 $20M 922k 21.46
Pacific Biosciences of California (PACB) 0.1 $20M 1.2M 15.91
China Xiniya Fashion 0.1 $22M 2.3M 9.16
Lumber Liquidators Holdings (LL) 0.1 $17M 700k 24.91
Hanesbrands (HBI) 0.1 $18M 700k 25.40
Investment Technology 0.1 $18M 1.1M 16.37
Allete (ALE) 0.1 $19M 500k 37.26
Swift Energy Company 0.1 $18M 452k 39.15
Hudson Valley Holding 0.1 $19M 773k 24.76
P.F. Chang's China Bistro 0.1 $15M 313k 48.46
51job 0.1 $16M 328k 49.25
Verisk Analytics (VRSK) 0.1 $15M 450k 34.08
Allscripts Healthcare Solutions (MDRX) 0.1 $15M 779k 19.27
Steven Madden (SHOO) 0.1 $17M 404k 41.72
Marlin Business Services 0.1 $15M 1.2M 12.65
Chemspec International (CPC) 0.1 $16M 2.1M 7.48
Cardtronics 0.1 $16M 898k 17.70
Wilmington Trust Corporation 0.1 $15M 3.3M 4.34
Silgan Holdings (SLGN) 0.1 $14M 400k 35.81
Array BioPharma 0.1 $13M 4.5M 2.99
Cheesecake Factory Incorporated (CAKE) 0.1 $14M 450k 30.66
Oil States International (OIS) 0.1 $13M 200k 64.09
Post Properties 0.1 $14M 394k 36.30
Pacific Continental Corporation 0.1 $15M 1.5M 10.06
Berkshire Hills Ban (BHLB) 0.1 $14M 624k 22.10
Terremark Worldwide 0.1 $13M 1.0M 12.95
Rush Enterprises (RUSHB) 0.1 $13M 702k 17.98
MetroPCS Communications 0.1 $13M 1.0M 12.63
Eagle Ban (EGBN) 0.1 $15M 1.0M 14.43
Cabot Oil & Gas Corporation (CTRA) 0.1 $12M 317k 37.85
Entravision Communication (EVC) 0.1 $12M 4.6M 2.57
Aspen Insurance Holdings 0.1 $12M 430k 28.62
Mueller Water Products (MWA) 0.1 $12M 2.9M 4.17
Nabi Biopharmaceuticals 0.1 $11M 1.9M 5.79
Provident New York Ban 0.1 $11M 1.0M 10.49
Gaiam 0.1 $12M 1.5M 7.70
GulfMark Offshore 0.1 $11M 375k 30.40
Tesla Motors (TSLA) 0.1 $11M 400k 26.63
Alliance Data Systems Corporation (BFH) 0.0 $9.9M 140k 71.03
American Reprographics Company 0.0 $9.9M 1.3M 7.59
Actuate Corporation 0.0 $8.6M 1.5M 5.70
Synthesis Energy Systems 0.0 $8.2M 7.0M 1.17
Anthera Pharmaceuticals 0.0 $9.2M 1.9M 4.88
Nanosphere 0.0 $8.7M 2.0M 4.36
Salem Communications (SALM) 0.0 $8.2M 2.6M 3.17
STR Holdings 0.0 $10M 500k 20.00
Bravo Brio Restaurant 0.0 $8.3M 433k 19.17
Kaiser Federal Financial (KFFG) 0.0 $9.3M 804k 11.58
Watsco, Incorporated (WSO) 0.0 $6.3M 100k 63.08
Exterran Holdings 0.0 $7.3M 303k 23.95
Spartan Motors 0.0 $7.6M 1.3M 6.09
Owens & Minor (OMI) 0.0 $5.9M 200k 29.43
GP Strategies Corporation 0.0 $7.5M 729k 10.24
Toreador Resources Corporation 0.0 $7.7M 494k 15.52
TheStreet 0.0 $6.0M 2.3M 2.67
Oasis Petroleum 0.0 $7.7M 284k 27.12
RCM Technologies (RCMT) 0.0 $6.5M 1.4M 4.64
Noah Holdings (NOAH) 0.0 $5.9M 301k 19.55
Assurant (AIZ) 0.0 $4.7M 121k 38.52
Coldwater Creek 0.0 $5.4M 1.7M 3.17
VAALCO Energy (EGY) 0.0 $5.4M 750k 7.16
Green Bankshares 0.0 $3.8M 1.2M 3.20
Neogen Corporation (NEOG) 0.0 $4.1M 101k 41.03
Augusta Res Corp 0.0 $4.5M 1.2M 3.81
Express 0.0 $4.0M 212k 18.80
Real Goods Solar 0.0 $4.3M 1.7M 2.50
Saga Communications (SGA) 0.0 $4.8M 184k 26.32
Alimera Sciences 0.0 $4.9M 469k 10.38
Fresh Market 0.0 $3.6M 87k 41.20
Lance 0.0 $5.6M 240k 23.44
Gray Television (GTN) 0.0 $3.3M 1.8M 1.87
Spanish Broadcasting System (SBSA) 0.0 $2.6M 3.6M 0.71
ICU Medical, Incorporated (ICUI) 0.0 $1.5M 42k 36.50
Princeton Review (REVU) 0.0 $2.4M 2.0M 1.18
Guaranty Ban 0.0 $2.4M 1.7M 1.41
inContact, Inc . 0.0 $3.3M 1.0M 3.30
Xueda Education 0.0 $1.3M 120k 11.27
Sodastream International 0.0 $1.4M 46k 31.58
Royal Caribbean Cruises (RCL) 0.0 $376k 8.0k 47.00
SL Green Realty 0.0 $338k 5.0k 67.60
U.S. Lime & Minerals (USLM) 0.0 $948k 23k 42.13
EQT Corporation (EQT) 0.0 $628k 14k 44.86