Columbia Wanger Asset Management

Columbia Wanger Asset Management as of Sept. 30, 2010

Portfolio Holdings for Columbia Wanger Asset Management

Columbia Wanger Asset Management holds 351 positions in its portfolio as reported in the September 2010 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Crown Castle International 2.0 $403M 9.1M 44.08
Ametek (AME) 1.8 $354M 7.5M 47.46
FMC Technologies 1.7 $335M 4.9M 68.96
Informatica Corporation 1.4 $278M 7.4M 37.73
Mettler-Toledo International (MTD) 1.4 $277M 2.2M 124.19
Alexion Pharmaceuticals 1.4 $276M 4.3M 64.31
Amphenol Corporation (APH) 1.4 $271M 5.5M 49.18
tw tele 1.3 $262M 14M 18.72
Donaldson Company (DCI) 1.3 $258M 5.5M 46.91
Lululemon Athletica (LULU) 1.3 $258M 5.7M 45.19
Abercrombie & Fitch (ANF) 1.1 $225M 5.7M 39.29
Atwood Oceanics 1.1 $219M 7.1M 30.87
Expedia 1.0 $209M 7.4M 28.41
SBA Communications Corporation 1.0 $207M 5.1M 40.30
Expeditors International of Washington (EXPD) 0.9 $189M 4.1M 46.53
MICROS Systems 0.9 $185M 4.3M 42.54
Gaylord Entertainment Company 0.9 $181M 5.8M 31.01
Nordson Corporation (NDSN) 0.9 $178M 2.4M 73.15
Bally Technologies 0.9 $175M 5.0M 34.66
ITT Educational Services (ESINQ) 0.9 $173M 2.6M 65.70
SEI Investments Company (SEIC) 0.8 $167M 8.3M 20.24
Hertz Global Holdings 0.8 $166M 14M 11.61
Coach 0.8 $152M 3.5M 43.13
Pentair 0.7 $148M 4.4M 33.55
Sanmina-SCI Corporation 0.7 $145M 12M 12.19
Sociedad Quimica y Minera (SQM) 0.7 $144M 3.0M 48.20
W.W. Grainger (GWW) 0.7 $141M 1.2M 119.56
BioMed Realty Trust 0.7 $140M 7.8M 17.97
CNO Financial (CNO) 0.7 $139M 25M 5.53
Ansys (ANSS) 0.7 $131M 3.1M 42.40
BOK Financial Corporation (BOKF) 0.6 $130M 2.9M 44.06
Eaton Vance 0.6 $130M 4.5M 28.94
J.B. Hunt Transport Services (JBHT) 0.6 $127M 3.6M 35.30
Novell 0.6 $127M 21M 6.03
Ii-vi 0.6 $123M 3.3M 37.60
Core Laboratories 0.6 $120M 1.3M 89.80
Discovery Communications 0.6 $120M 3.1M 38.25
Global Payments (GPN) 0.6 $118M 2.8M 42.47
F5 Networks (FFIV) 0.6 $118M 1.1M 104.41
ESCO Technologies (ESE) 0.6 $115M 3.5M 33.00
IPG Photonics Corporation (IPGP) 0.6 $112M 4.5M 25.14
Valley National Ban (VLY) 0.6 $111M 8.7M 12.78
Hansen Natural Corporation 0.5 $110M 2.3M 46.82
BioMarin Pharmaceutical (BMRN) 0.5 $107M 4.8M 22.36
iGATE Corporation 0.5 $108M 5.7M 18.84
Clarcor 0.5 $104M 2.7M 38.65
Life Time Fitness 0.5 $103M 2.6M 39.26
Knoll 0.5 $101M 6.5M 15.57
World Acceptance (WRLD) 0.5 $97M 2.1M 45.11
Atmel Corporation 0.5 $96M 12M 8.07
Discover Financial Services (DFS) 0.5 $92M 5.6M 16.58
TCF Financial Corporation 0.5 $92M 5.8M 15.96
Kennametal (KMT) 0.5 $93M 3.0M 30.55
Career Education 0.5 $90M 4.4M 20.41
Safeway 0.5 $92M 4.3M 21.05
Avnet (AVT) 0.5 $90M 3.3M 27.03
PSS World Medical 0.5 $92M 4.3M 21.35
Acuity Brands (AYI) 0.4 $89M 2.0M 44.37
Quality Systems 0.4 $89M 1.3M 66.36
Albemarle Corporation (ALB) 0.4 $89M 1.9M 46.13
Moog (MOG.A) 0.4 $86M 2.4M 36.33
Talbots 0.4 $85M 6.4M 13.18
Urban Outfitters (URBN) 0.4 $85M 2.7M 31.90
Seattle Genetics 0.4 $82M 5.5M 15.08
Oshkosh Corporation (OSK) 0.4 $83M 3.1M 26.61
Cepheid 0.4 $83M 4.4M 18.94
Nalco Holding Company 0.4 $81M 3.2M 25.23
AboveNet 0.4 $80M 1.5M 52.09
Leucadia National 0.4 $79M 3.3M 23.62
Pall Corporation 0.4 $78M 1.9M 41.55
J. Crew 0.4 $78M 2.4M 33.31
Associated Banc- (ASB) 0.4 $79M 6.1M 12.97
Penn National Gaming (PENN) 0.4 $77M 2.6M 29.82
McGrath Rent (MGRC) 0.4 $77M 3.2M 23.68
Poly 0.4 $77M 2.7M 28.21
Blackbaud (BLKB) 0.4 $74M 3.1M 24.09
Thor Industries (THO) 0.4 $74M 2.2M 32.95
Quanta Services (PWR) 0.4 $75M 3.9M 19.26
Ivanhoe Mines 0.4 $74M 3.1M 23.41
Mednax (MD) 0.4 $75M 1.4M 52.95
Edwards Lifesciences (EW) 0.4 $72M 1.1M 67.94
Zebra Technologies (ZBRA) 0.4 $72M 2.2M 32.90
Herman Miller (MLKN) 0.4 $72M 3.7M 19.54
Southwestern Energy Company (SWN) 0.4 $73M 2.2M 33.64
World Fuel Services Corporation (WKC) 0.4 $72M 2.7M 26.30
HEICO Corporation (HEI.A) 0.4 $72M 2.1M 34.50
SVB Financial (SIVBQ) 0.3 $71M 1.7M 41.41
Concur Technologies 0.3 $71M 1.4M 49.62
Avis Budget (CAR) 0.3 $71M 6.1M 11.52
Dolby Laboratories (DLB) 0.3 $71M 1.2M 58.86
Plexus (PLXS) 0.3 $70M 2.4M 29.40
Silver Wheaton Corp 0.3 $71M 2.6M 26.99
MB Financial 0.3 $68M 4.2M 16.35
American Medical Systems Holdings 0.3 $69M 3.5M 19.50
Wisconsin Energy Corporation 0.3 $68M 1.2M 57.93
Equinix 0.3 $68M 662k 103.31
Microsemi Corporation 0.3 $68M 4.0M 17.28
Chico's FAS 0.3 $69M 6.4M 10.79
Vail Resorts (MTN) 0.3 $68M 1.8M 37.60
True Religion Apparel 0.3 $69M 3.1M 21.98
Acorda Therapeutics 0.3 $68M 2.1M 33.09
MF Global Holdings 0.3 $69M 9.5M 7.30
Haemonetics Corporation (HAE) 0.3 $66M 1.1M 58.64
Pool Corporation (POOL) 0.3 $66M 3.2M 20.50
Jarden Corporation 0.3 $66M 2.1M 30.87
Pinnacle Entertainment 0.3 $64M 5.8M 11.11
WABCO Holdings 0.3 $66M 1.5M 42.77
Saks Incorporated 0.3 $65M 7.5M 8.66
Nektar Therapeutics (NKTR) 0.3 $64M 4.3M 14.67
PAETEC Holding 0.3 $64M 15M 4.15
Waste Management (WM) 0.3 $62M 1.7M 35.85
Trimble Navigation (TRMB) 0.3 $62M 1.8M 34.53
Illumina (ILMN) 0.3 $62M 1.2M 50.00
Sirona Dental Systems 0.3 $63M 1.7M 36.11
Finisar Corporation 0.3 $63M 3.3M 19.25
Hanover Insurance (THG) 0.3 $63M 1.4M 46.45
United Therapeutics Corporation (UTHR) 0.3 $63M 1.1M 56.07
Extra Space Storage (EXR) 0.3 $62M 3.8M 16.25
Baytex Energy 0.3 $62M 1.7M 36.22
Northeast Utilities System 0.3 $60M 2.0M 29.87
Aaron's 0.3 $60M 3.3M 18.33
Pier 1 Imports 0.3 $59M 7.1M 8.36
GATX Corporation (GATX) 0.3 $58M 2.0M 29.22
City National Corporation 0.3 $59M 1.1M 52.30
New Oriental Education & Tech 0.3 $58M 592k 97.20
Navigant Consulting 0.3 $59M 5.2M 11.27
Interline Brands 0.3 $57M 3.1M 18.08
Gen-Probe Incorporated 0.3 $54M 1.1M 48.12
Waste Connections 0.3 $54M 1.3M 39.69
Jones Apparel 0.3 $55M 2.8M 19.69
Corporate Office Properties Trust (CDP) 0.3 $54M 1.4M 37.45
American Tower Corporation 0.3 $53M 1.0M 51.79
Heartland Express (HTLD) 0.3 $53M 3.5M 14.88
Toro Company (TTC) 0.3 $52M 914k 57.34
Canadian Solar (CSIQ) 0.3 $53M 3.7M 14.48
Kilroy Realty Corporation (KRC) 0.3 $52M 1.6M 32.87
Kaydon Corporation 0.3 $52M 1.5M 35.08
Macerich Company (MAC) 0.3 $52M 1.2M 42.42
Shutterfly 0.3 $52M 2.0M 26.48
SL Green Realty 0.2 $50M 799k 62.62
WNS 0.2 $51M 5.7M 8.90
Diamond Foods 0.2 $50M 1.2M 40.78
Orthofix International Nv Com Stk 0.2 $50M 1.6M 31.07
Digital Realty Trust (DLR) 0.2 $49M 797k 61.75
Mine Safety Appliances 0.2 $49M 1.8M 27.33
GrafTech International 0.2 $48M 3.0M 15.66
Art Technology 0.2 $49M 12M 3.95
NetSuite 0.2 $49M 2.0M 24.09
Republic Services (RSG) 0.2 $46M 1.5M 30.43
Delphi Financial 0.2 $47M 1.9M 25.14
ON Semiconductor (ON) 0.2 $46M 6.3M 7.24
Blue Coat Systems 0.2 $47M 1.9M 24.68
Rush Enterprises (RUSHA) 0.2 $47M 3.1M 15.10
Pan American Silver Corp Can (PAAS) 0.2 $46M 1.6M 29.24
NPS Pharmaceuticals 0.2 $46M 6.6M 6.92
DuPont Fabros Technology 0.2 $46M 1.8M 25.19
Ultra Petroleum 0.2 $45M 1.1M 41.71
TETRA Technologies (TTI) 0.2 $44M 4.2M 10.46
NVR (NVR) 0.2 $45M 70k 638.90
Mindray Medical International 0.2 $44M 1.5M 29.27
SRA International 0.2 $45M 2.3M 19.43
American Commercial Lines (ACLI) 0.2 $44M 1.6M 27.79
Bristow 0.2 $45M 1.2M 36.58
Denbury Resources 0.2 $45M 2.9M 15.83
Tyler Technologies (TYL) 0.2 $45M 2.2M 20.22
SM Energy (SM) 0.2 $44M 1.1M 38.25
Auxilium Pharmaceuticals 0.2 $43M 1.7M 25.01
Helen Of Troy (HELE) 0.2 $43M 1.7M 25.82
Drew Industries 0.2 $42M 2.0M 21.28
Human Genome Sciences 0.2 $42M 1.4M 28.73
NetGear (NTGR) 0.2 $42M 1.5M 27.32
Federal Realty Inv. Trust 0.2 $43M 520k 81.72
Henry Schein (HSIC) 0.2 $40M 696k 57.61
Qiagen 0.2 $41M 2.3M 17.74
Amylin Pharmaceuticals 0.2 $41M 2.0M 20.78
Blackboard 0.2 $40M 1.1M 36.27
IDEXX Laboratories (IDXX) 0.2 $38M 621k 60.92
Forward Air Corporation (FWRD) 0.2 $39M 1.5M 26.26
Liberty Global 0.2 $39M 1.3M 30.84
ExlService Holdings (EXLS) 0.2 $39M 2.0M 19.21
CAI International 0.2 $39M 2.5M 15.14
Allos Therapeutics 0.2 $37M 7.9M 4.62
Energizer Holdings 0.2 $37M 550k 67.43
Markel Corporation (MKL) 0.2 $36M 104k 344.80
WMS Industries 0.2 $36M 941k 38.11
Universal Technical Institute (UTI) 0.2 $36M 1.9M 19.18
Choice Hotels International (CHH) 0.2 $37M 1.0M 36.15
Wet Seal 0.2 $37M 11M 3.42
Kenexa Corporation 0.2 $36M 2.0M 17.97
Nice Systems (NICE) 0.2 $37M 1.2M 31.22
Supertex 0.2 $37M 1.6M 22.29
Cardtronics 0.2 $36M 2.4M 15.17
Constant Contact 0.2 $36M 1.6M 21.68
Melco Crown Entertainment (MLCO) 0.2 $35M 6.8M 5.10
Advent Software 0.2 $33M 633k 52.54
Red Hat 0.2 $35M 850k 41.03
Grupo Aeroportuario del Sureste (ASR) 0.2 $35M 721k 48.56
Cogent Communications (CCOI) 0.2 $34M 3.7M 9.24
Dress Barn 0.2 $34M 1.4M 23.88
H&E Equipment Services (HEES) 0.2 $35M 4.3M 8.11
Jack Henry & Associates (JKHY) 0.2 $33M 1.3M 25.41
Micromet 0.2 $33M 4.9M 6.77
FTI Consulting (FCN) 0.2 $32M 939k 33.95
Acxiom Corporation 0.2 $32M 2.0M 15.80
Ritchie Bros. Auctioneers Inco 0.2 $33M 1.6M 20.25
Aspen Insurance Holdings 0.2 $33M 1.1M 29.94
Warna 0.2 $31M 609k 51.30
eResearch Technology 0.2 $33M 4.3M 7.60
Onyx Pharmaceuticals 0.2 $32M 1.2M 26.56
Coldwater Creek 0.2 $32M 6.0M 5.28
Tesco Corporation 0.2 $32M 2.5M 12.45
Administaff (ASF) 0.2 $32M 1.2M 26.47
ICU Medical, Incorporated (ICUI) 0.2 $32M 850k 37.31
Globalstar (GSAT) 0.2 $33M 19M 1.75
CVB Financial (CVBF) 0.1 $31M 4.1M 7.53
Entegris (ENTG) 0.1 $31M 6.6M 4.74
Wilmington Trust Corporation 0.1 $31M 3.5M 8.79
HCC Insurance Holdings 0.1 $31M 1.2M 26.01
Education Realty Trust 0.1 $30M 4.1M 7.19
Oceaneering International (OII) 0.1 $31M 572k 53.49
Phillips-Van Heusen Corporation 0.1 $30M 500k 59.30
Whitney Holding 0.1 $30M 3.6M 8.42
Assurant (AIZ) 0.1 $28M 700k 40.37
Range Resources (RRC) 0.1 $28M 732k 38.75
Willis Group Holdings 0.1 $29M 945k 30.49
Albany International (AIN) 0.1 $29M 1.5M 19.27
Central European Distribution 0.1 $27M 1.2M 22.57
Rosetta Resources 0.1 $28M 1.2M 23.88
ISIS Pharmaceuticals 0.1 $28M 3.5M 8.18
Tower 0.1 $28M 1.2M 23.35
Wabtec Corporation (WAB) 0.1 $29M 600k 47.99
Hackett (HCKT) 0.1 $29M 6.8M 4.22
Kite Realty Group Trust 0.1 $28M 6.3M 4.44
Dionex Corporation 0.1 $26M 300k 85.00
CommScope 0.1 $26M 1.1M 23.75
AFC Enterprises 0.1 $26M 2.1M 12.24
Charming Shoppes 0.1 $27M 7.4M 3.61
Carrizo Oil & Gas 0.1 $26M 1.1M 23.99
Mobile Mini 0.1 $27M 1.7M 15.24
HMS Holdings 0.1 $26M 441k 59.16
Monolithic Power Systems (MPWR) 0.1 $26M 1.6M 16.45
DCT Industrial Trust 0.1 $26M 5.5M 4.76
GT Solar International 0.1 $25M 3.0M 8.17
Pericom Semiconductor 0.1 $24M 2.8M 8.44
Associated Estates Realty Corporation 0.1 $24M 1.8M 13.68
Houston American Energy Corporation 0.1 $25M 2.4M 10.22
Textainer Group Holdings 0.1 $24M 881k 26.62
Sandy Spring Ban (SASR) 0.1 $23M 1.5M 15.47
ViewPoint Financial 0.1 $25M 2.7M 9.25
Express 0.1 $24M 1.6M 15.11
Generac Holdings (GNRC) 0.1 $25M 1.8M 13.61
Eldorado Gold 0.1 $24M 1.3M 18.49
Akamai Technologies (AKAM) 0.1 $22M 440k 50.57
Washington Real Estate Investment Trust (ELME) 0.1 $22M 705k 31.65
VisionChina Media 0.1 $23M 5.2M 4.45
Littelfuse (LFUS) 0.1 $22M 500k 44.18
Northern Oil & Gas 0.1 $22M 1.3M 16.80
Selective Insurance (SIGI) 0.1 $23M 1.4M 16.30
Interface 0.1 $23M 1.6M 14.27
Flowers Foods (FLO) 0.1 $21M 862k 24.64
IFM Investments (CTC) 0.1 $23M 3.8M 5.94
Greif (GEF) 0.1 $21M 355k 59.06
FLIR Systems 0.1 $20M 780k 26.00
Quicksilver Resources 0.1 $20M 1.6M 12.69
Mediacom Communications Corporation 0.1 $20M 3.0M 6.70
American Reprographics Company 0.1 $21M 2.6M 7.83
Virtusa Corporation 0.1 $21M 2.1M 9.93
Royal Gold (RGLD) 0.1 $20M 400k 50.10
Actuate Corporation 0.1 $21M 4.0M 5.15
General Communication 0.1 $20M 2.0M 10.02
Chelsea Therapeutics International 0.1 $21M 3.9M 5.36
Clean Harbors (CLH) 0.1 $19M 280k 67.37
P.F. Chang's China Bistro 0.1 $18M 383k 46.26
Lumber Liquidators Holdings (LL) 0.1 $17M 700k 24.67
Simpson Manufacturing (SSD) 0.1 $18M 700k 26.06
TrueBlue (TBI) 0.1 $18M 1.3M 13.80
IXYS Corporation 0.1 $18M 1.9M 9.35
athenahealth 0.1 $17M 546k 31.87
TriCo Bancshares (TCBK) 0.1 $19M 1.3M 14.87
Allete (ALE) 0.1 $18M 500k 36.46
Symetra Finl Corp 0.1 $19M 1.8M 10.50
GLG Life Tech 0.1 $19M 2.3M 8.11
Lakeland Financial Corporation (LKFN) 0.1 $17M 923k 18.78
Uti Worldwide 0.1 $16M 1.0M 16.05
THQ 0.1 $15M 3.8M 4.01
Investment Technology 0.1 $17M 1.1M 14.61
Array BioPharma 0.1 $16M 4.9M 3.18
Stratasys 0.1 $17M 630k 26.50
Owens & Minor (OMI) 0.1 $17M 600k 28.44
Cavco Industries (CVCO) 0.1 $16M 464k 33.65
Marlin Business Services 0.1 $15M 1.2M 12.52
Watsco, Incorporated (WSO) 0.1 $14M 250k 55.44
Allscripts Healthcare Solutions (MDRX) 0.1 $14M 779k 18.42
Pacific Continental Corporation 0.1 $13M 1.5M 9.13
First Busey Corporation 0.1 $14M 3.2M 4.53
Ixia 0.1 $14M 1.1M 12.75
Rue21 0.1 $15M 570k 25.65
Alexco Resource Corp 0.1 $13M 2.8M 4.65
Hudson Valley Holding 0.1 $14M 702k 19.35
Avid Technology 0.1 $12M 890k 13.14
Silgan Holdings (SLGN) 0.1 $13M 400k 31.62
DSW 0.1 $12M 404k 29.35
Infinera (INFN) 0.1 $13M 1.1M 12.07
Berkshire Hills Ban (BHLB) 0.1 $13M 664k 18.91
Idenix Pharmaceuticals 0.1 $13M 4.1M 3.13
Chemspec International (CPC) 0.1 $12M 2.1M 5.96
Eagle Ban (EGBN) 0.1 $12M 1.0M 11.67
GulfMark Offshore 0.1 $12M 375k 30.88
Crocs (CROX) 0.1 $10M 800k 12.88
Entravision Communication (EVC) 0.1 $9.2M 4.6M 1.97
Mueller Water Products (MWA) 0.1 $9.6M 3.2M 3.00
Terremark Worldwide 0.1 $10M 1.0M 10.31
Gaiam 0.1 $10M 1.5M 6.67
MetroPCS Communications 0.1 $11M 1.0M 10.49
Nanosphere 0.1 $10M 2.0M 4.99
Gran Tierra 0.1 $11M 1.4M 7.72
Cabot Oil & Gas Corporation (CTRA) 0.0 $8.6M 286k 30.20
Exterran Holdings 0.0 $7.4M 329k 22.50
Smart Balance 0.0 $7.7M 2.0M 3.85
Provident New York Ban 0.0 $8.4M 1.0M 8.27
Cheesecake Factory Incorporated (CAKE) 0.0 $8.7M 330k 26.40
G-III Apparel (GIII) 0.0 $8.3M 260k 31.79
Green Bankshares 0.0 $8.0M 1.2M 6.74
Rush Enterprises (RUSHB) 0.0 $8.7M 652k 13.37
Anthera Pharmaceuticals 0.0 $8.2M 2.0M 4.10
RCM Technologies (RCMT) 0.0 $7.7M 1.5M 4.99
Salem Communications (SALM) 0.0 $9.0M 3.0M 2.99
STR Holdings 0.0 $8.5M 400k 21.35
Tractor Supply Company (TSCO) 0.0 $5.3M 136k 39.22
Hanesbrands (HBI) 0.0 $6.4M 250k 25.40
Spartan Motors 0.0 $5.8M 1.3M 4.65
Synthesis Energy Systems 0.0 $6.2M 6.9M 0.90
GP Strategies Corporation 0.0 $6.7M 729k 9.24
Princeton Review (REVU) 0.0 $6.1M 3.0M 2.05
TheStreet 0.0 $6.3M 2.3M 2.75
Oasis Petroleum 0.0 $5.7M 300k 18.86
Real Goods Solar 0.0 $5.7M 1.6M 3.56
Tesla Motors (TSLA) 0.0 $6.5M 294k 21.95
Vermillion 0.0 $5.2M 919k 5.65
Gray Television (GTN) 0.0 $3.5M 1.8M 1.99
Spanish Broadcasting System (SBSA) 0.0 $3.2M 3.7M 0.87
VAALCO Energy (EGY) 0.0 $4.3M 750k 5.76
Akorn 0.0 $4.4M 1.1M 3.91
Saga Communications (SGA) 0.0 $3.7M 184k 19.95
Guaranty Ban 0.0 $2.8M 1.8M 1.59
inContact, Inc . 0.0 $2.3M 1.0M 2.28
K-Fed Ban (KFED) 0.0 $1.8M 235k 7.84
Royal Caribbean Cruises (RCL) 0.0 $263k 8.3k 31.69
U.S. Lime & Minerals (USLM) 0.0 $879k 23k 38.22
EQT Corporation (EQT) 0.0 $504k 14k 36.00
Grubb & Ellis Co Pfd Cv 12% pc 0.0 $323k 2.2k 146.82