Cortina Asset Management

Cortina Asset Management as of Sept. 30, 2011

Portfolio Holdings for Cortina Asset Management

Cortina Asset Management holds 168 positions in its portfolio as reported in the September 2011 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Crocs (CROX) 4.0 $56M 2.3M 23.68
CommVault Systems (CVLT) 3.2 $46M 1.2M 37.06
Shutterfly 2.2 $30M 737k 41.18
Vocus 2.1 $30M 1.8M 16.76
NxStage Medical 2.1 $29M 1.4M 20.86
Hibbett Sports (HIBB) 2.0 $29M 850k 33.90
ARGO GROUP INTERNATIONAL Holdi Com Stk 2.0 $28M 977k 28.37
RightNow Technologies 1.9 $27M 822k 33.05
Superior Energy Services 1.9 $26M 999k 26.24
Haemonetics Corporation (HAE) 1.8 $25M 435k 58.48
Mednax (MD) 1.8 $26M 407k 62.64
Finish Line 1.8 $25M 1.2M 19.99
GrafTech International 1.8 $25M 1.9M 12.70
Cardtronics 1.8 $25M 1.1M 22.92
Dycom Industries (DY) 1.6 $23M 1.5M 15.30
Healthcare Services (HCSG) 1.6 $22M 1.4M 16.14
Carter's (CRI) 1.5 $22M 705k 30.54
Oasis Petroleum 1.4 $20M 897k 22.33
Icon 1.4 $20M 1.2M 16.08
Amerisafe (AMSF) 1.4 $20M 1.1M 18.41
Atmi 1.4 $20M 1.2M 15.82
Nanometrics Incorporated 1.4 $19M 1.3M 14.50
Silicon Laboratories (SLAB) 1.4 $19M 566k 33.54
PAREXEL International Corporation 1.3 $19M 987k 18.93
SonoSite 1.3 $19M 617k 30.34
NetGear (NTGR) 1.3 $19M 723k 25.89
SuccessFactors 1.3 $19M 816k 22.99
LKQ Corporation (LKQ) 1.3 $18M 745k 24.16
Thoratec Corporation 1.3 $18M 554k 32.64
Globe Specialty Metals 1.3 $18M 1.2M 14.52
Signature Bank (SBNY) 1.2 $18M 370k 47.72
Qlik Technologies 1.2 $18M 808k 21.63
Duff & Phelps Corporation 1.2 $17M 1.6M 10.66
MKS Instruments (MKSI) 1.2 $17M 791k 21.71
j2 Global Communications 1.2 $17M 634k 26.90
Landstar System (LSTR) 1.2 $17M 422k 39.56
Old Dominion Freight Line (ODFL) 1.2 $17M 571k 28.97
Home BancShares (HOMB) 1.2 $16M 772k 21.22
Lincare Holdings 1.0 $15M 648k 22.50
Astec Industries (ASTE) 1.0 $15M 499k 29.28
Columbia Banking System (COLB) 1.0 $15M 1.0M 14.32
FXCM 1.0 $14M 992k 14.02
Korn/Ferry International (KFY) 1.0 $14M 1.1M 12.19
Monro Muffler Brake (MNRO) 1.0 $14M 420k 32.97
CIRCOR International 0.9 $13M 450k 29.37
Kaiser Aluminum (KALU) 0.9 $13M 295k 44.28
Umpqua Holdings Corporation 0.9 $13M 1.5M 8.79
ICU Medical, Incorporated (ICUI) 0.9 $13M 356k 36.80
Monotype Imaging Holdings 0.9 $13M 1.1M 12.12
AMERIGROUP Corporation 0.9 $13M 326k 39.01
Power Integrations (POWI) 0.9 $13M 409k 30.61
Matrix Service Company (MTRX) 0.9 $12M 1.4M 8.51
Plantronics 0.8 $12M 410k 28.45
Tangoe 0.8 $12M 1.0M 11.31
Dunkin' Brands Group 0.8 $11M 386k 27.70
RealPage 0.7 $10M 489k 20.45
Olympic Steel (ZEUS) 0.7 $9.4M 556k 16.94
Homeaway 0.7 $9.4M 279k 33.62
Employers Holdings (EIG) 0.7 $9.3M 726k 12.76
Magnum Hunter Resources Corporation 0.7 $9.3M 2.8M 3.31
Under Armour (UAA) 0.6 $8.3M 126k 66.41
SCBT Financial Corporation 0.6 $8.0M 323k 24.68
BJ's Restaurants (BJRI) 0.5 $7.1M 161k 44.11
Oceaneering International (OII) 0.5 $6.5M 185k 35.34
Beacon Roofing Supply (BECN) 0.4 $6.1M 380k 15.99
Westport Innovations 0.4 $5.6M 192k 28.93
Maxwell Technologies 0.3 $4.7M 258k 18.41
Koppers Holdings (KOP) 0.3 $4.5M 175k 25.61
Volcano Corporation 0.3 $4.3M 146k 29.63
Quidel Corporation 0.3 $4.2M 256k 16.37
Cepheid 0.3 $4.1M 107k 38.83
Chart Industries (GTLS) 0.3 $3.9M 93k 42.18
Luminex Corporation 0.3 $4.0M 180k 22.17
Mercury Computer Systems (MRCY) 0.3 $3.8M 333k 11.50
Northern Oil & Gas 0.3 $3.8M 198k 19.39
Petroleum Development Corporation 0.2 $3.6M 183k 19.39
Ulta Salon, Cosmetics & Fragrance (ULTA) 0.2 $3.5M 56k 62.23
ValueClick 0.2 $3.4M 219k 15.56
hhgregg (HGGG) 0.2 $3.4M 349k 9.75
Endologix 0.2 $3.4M 340k 10.04
ZOLL Medical Corporation 0.2 $3.0M 81k 37.74
Dex (DXCM) 0.2 $3.2M 264k 12.00
Constant Contact 0.2 $3.1M 178k 17.29
inContact, Inc . 0.2 $3.0M 879k 3.45
Echo Global Logistics 0.2 $2.9M 220k 13.30
AtriCure (ATRC) 0.2 $2.9M 299k 9.74
STAAR Surgical Company (STAA) 0.2 $2.9M 369k 7.80
Semtech Corporation (SMTC) 0.2 $2.8M 132k 21.10
Ixia 0.2 $2.8M 360k 7.67
Insulet Corporation (PODD) 0.2 $2.8M 186k 15.26
Kraton Performance Polymers 0.2 $2.8M 171k 16.18
Fresh Market 0.2 $2.9M 75k 38.16
Andersons (ANDE) 0.2 $2.7M 79k 33.63
G-III Apparel (GIII) 0.2 $2.7M 120k 22.86
Synchronoss Technologies 0.2 $2.6M 105k 24.91
OraSure Technologies (OSUR) 0.2 $2.7M 340k 7.96
Medidata Solutions 0.2 $2.6M 159k 16.44
Body Central Acquisition Corporation 0.2 $2.6M 145k 18.16
Align Technology (ALGN) 0.2 $2.5M 166k 15.17
Brigham Exploration Company 0.2 $2.6M 103k 25.27
Comstock Resources 0.2 $2.5M 160k 15.46
Myriad Genetics (MYGN) 0.2 $2.5M 133k 18.74
Kaman Corporation 0.2 $2.5M 88k 27.85
Astronics Corporation (ATRO) 0.2 $2.6M 91k 28.25
AboveNet 0.2 $2.6M 48k 53.60
D Fluidigm Corp Del (LAB) 0.2 $2.5M 181k 13.93
Heritage-Crystal Clean 0.2 $2.4M 134k 18.16
TeleTech Holdings 0.2 $2.3M 152k 15.24
Steven Madden (SHOO) 0.2 $2.4M 80k 30.10
Accuray Incorporated (ARAY) 0.2 $2.4M 600k 4.01
Uroplasty 0.2 $2.4M 504k 4.85
Cardiovascular Systems 0.2 $2.4M 212k 11.39
Inphi Corporation 0.2 $2.3M 267k 8.77
Rush Enterprises (RUSHA) 0.2 $2.2M 158k 14.16
Ciena Corporation (CIEN) 0.2 $2.2M 196k 11.20
Morgans Hotel 0.2 $2.3M 384k 5.99
Volterra Semiconductor Corporation 0.2 $2.2M 117k 19.23
Ezchip Semiconductor Lt 0.2 $2.3M 69k 33.22
Higher One Holdings 0.2 $2.2M 137k 16.27
DemandTec 0.2 $2.3M 347k 6.54
Summer Infant 0.2 $2.2M 333k 6.60
Triangle Petroleum Corporation 0.2 $2.3M 633k 3.59
Skullcandy 0.2 $2.3M 159k 14.13
Texas Capital Bancshares (TCBI) 0.1 $2.1M 90k 22.85
LivePerson (LPSN) 0.1 $2.1M 216k 9.95
Convio 0.1 $2.2M 256k 8.41
TechTarget (TTGT) 0.1 $2.1M 368k 5.71
Rudolph Technologies 0.1 $2.0M 302k 6.69
ShoreTel 0.1 $2.0M 392k 4.98
Lufkin Industries 0.1 $2.0M 37k 53.22
LogMeIn 0.1 $2.0M 59k 33.22
Mistras (MG) 0.1 $2.0M 114k 17.56
Amerigon Incorporated 0.1 $1.8M 139k 12.73
Pinnacle Financial Partners (PNFP) 0.1 $1.9M 173k 10.94
Complete Genomics 0.1 $1.8M 300k 5.87
SPS Commerce (SPSC) 0.1 $1.9M 116k 16.29
Responsys 0.1 $1.8M 170k 10.78
AeroVironment (AVAV) 0.1 $1.7M 60k 28.15
FSI International 0.1 $1.7M 925k 1.88
Interactive Intelligence Group 0.1 $1.8M 65k 27.08
Teavana Hldgs 0.1 $1.6M 81k 20.34
A. O. Smith Corporation (AOS) 0.1 $1.6M 49k 32.03
Nic 0.1 $1.5M 130k 11.45
Computer Task 0.1 $1.5M 136k 11.17
Fuel Systems Solutions 0.1 $1.4M 74k 19.21
Dynamic Materials Corporation 0.1 $1.4M 87k 15.75
Marten Transport (MRTN) 0.1 $1.4M 83k 17.24
Solta Medical 0.1 $1.3M 1.0M 1.25
BroadSoft 0.1 $1.3M 42k 30.35
Gt Solar Int'l 0.1 $1.3M 186k 7.02
ValueVision Media 0.1 $1.1M 471k 2.36
Synergetics USA 0.1 $1.2M 221k 5.39
Axcelis Technologies 0.1 $1.0M 855k 1.20
Codexis (CDXS) 0.1 $1.0M 222k 4.57
Flow International Corporation 0.1 $909k 411k 2.21
Vitran Corp 0.1 $808k 205k 3.95
iShares Russell 2000 Index (IWM) 0.1 $753k 12k 64.34
Primoris Services (PRIM) 0.0 $572k 55k 10.46
Dick's Sporting Goods (DKS) 0.0 $250k 7.5k 33.49
Fossil 0.0 $243k 3.0k 81.14
FactSet Research Systems (FDS) 0.0 $219k 2.5k 88.99
ARM Holdings 0.0 $216k 8.5k 25.45
NetLogic Microsystems 0.0 $250k 5.2k 48.04
BE Aerospace 0.0 $202k 6.1k 33.10
East West Ban (EWBC) 0.0 $151k 10k 14.91
Atmel Corporation 0.0 $102k 13k 8.11
Qiagen 0.0 $142k 10k 13.86
Gentex Corporation (GNTX) 0.0 $202k 8.4k 24.03