Cortina Asset Management

Cortina Asset Management as of March 31, 2011

Portfolio Holdings for Cortina Asset Management

Cortina Asset Management holds 188 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
CommVault Systems (CVLT) 3.3 $60M 1.5M 39.88
Crocs (CROX) 3.3 $60M 3.4M 17.84
Vocus 2.2 $40M 1.5M 25.86
NxStage Medical 2.1 $39M 1.8M 21.98
Fortinet (FTNT) 2.0 $36M 813k 44.15
Oasis Petroleum 1.8 $34M 1.1M 31.62
ARGO GROUP INTERNATIONAL Holdi Com Stk 1.8 $33M 1.0M 33.04
Nanometrics Incorporated 1.8 $33M 1.8M 18.09
Atmi 1.7 $31M 1.7M 18.89
Plantronics 1.7 $30M 829k 36.62
Frontier Oil Corporation 1.6 $28M 966k 29.32
WMS Industries 1.5 $28M 799k 35.35
Novellus Systems 1.5 $28M 761k 37.13
Shutterfly 1.5 $28M 530k 52.36
Mercury Computer Systems (MRCY) 1.4 $26M 1.2M 21.16
PAREXEL International Corporation 1.4 $25M 1.0M 24.90
AeroVironment (AVAV) 1.4 $25M 714k 34.97
Blackboard 1.4 $25M 680k 36.24
GrafTech International 1.3 $25M 1.2M 20.63
Amerisafe (AMSF) 1.3 $24M 1.1M 22.11
Haemonetics Corporation (HAE) 1.3 $24M 367k 65.54
TTM Technologies (TTMI) 1.3 $24M 1.3M 18.16
Mednax (MD) 1.3 $24M 356k 66.61
Icon 1.2 $23M 1.1M 21.59
HMS Holdings 1.2 $23M 276k 81.85
Signature Bank (SBNY) 1.2 $22M 382k 56.40
Korn/Ferry International (KFY) 1.2 $21M 955k 22.27
Superior Energy Services 1.2 $21M 518k 41.00
Carter's (CRI) 1.1 $21M 728k 28.63
Monotype Imaging Holdings 1.1 $21M 1.4M 14.50
Old Dominion Freight Line (ODFL) 1.1 $21M 589k 35.09
Cardtronics 1.1 $21M 1.0M 20.35
Matrix Service Company (MTRX) 1.1 $20M 1.5M 13.90
Landstar System (LSTR) 1.1 $20M 439k 45.68
Radiant Systems 1.1 $20M 1.1M 17.68
Oceaneering International (OII) 1.1 $20M 223k 89.45
Vera Bradley (VRA) 1.1 $20M 468k 42.21
AMERIGROUP Corporation 1.0 $19M 296k 64.25
Silicon Laboratories (SLAB) 1.0 $19M 440k 43.21
Globe Specialty Metals 1.0 $19M 829k 22.76
MKS Instruments (MKSI) 1.0 $19M 568k 33.30
SonoSite 1.0 $19M 560k 33.32
RightNow Technologies 1.0 $18M 584k 31.31
Home BancShares (HOMB) 1.0 $18M 797k 22.75
Lincare Holdings 1.0 $18M 604k 29.66
LKQ Corporation (LKQ) 1.0 $18M 738k 24.10
SolarWinds 1.0 $18M 749k 23.46
Olympic Steel (ZEUS) 0.9 $17M 529k 32.81
Columbia Banking System (COLB) 0.9 $17M 869k 19.17
Texas Roadhouse (TXRH) 0.9 $16M 967k 16.99
Astec Industries (ASTE) 0.9 $16M 437k 37.29
Approach Resources 0.9 $16M 482k 33.57
Group 0.8 $15M 1.1M 14.07
Skechers USA (SKX) 0.8 $14M 703k 20.54
Duff & Phelps Corporation 0.8 $14M 887k 15.98
Complete Production Services 0.8 $14M 437k 31.81
FXCM 0.7 $13M 1.0M 13.03
Whiting Petroleum Corporation 0.7 $13M 180k 73.45
Monro Muffler Brake (MNRO) 0.7 $13M 395k 32.98
Sourcefire 0.7 $13M 471k 27.51
Brady Corporation (BRC) 0.7 $12M 340k 35.69
Healthcare Services (HCSG) 0.6 $12M 657k 17.57
Knology 0.6 $11M 883k 12.91
Kronos Worldwide (KRO) 0.6 $11M 190k 58.45
Dril-Quip (DRQ) 0.6 $11M 137k 79.03
Aeroflex Holding 0.6 $11M 580k 18.21
Ancestry 0.6 $11M 297k 35.45
SCBT Financial Corporation 0.5 $9.3M 280k 33.28
Tower 0.5 $9.2M 384k 24.03
ICF International (ICFI) 0.5 $8.9M 433k 20.54
Basic Energy Services 0.5 $8.5M 333k 25.51
Quality Systems 0.4 $7.9M 95k 83.34
Koppers Holdings (KOP) 0.4 $7.7M 181k 42.70
Hibbett Sports (HIBB) 0.4 $7.4M 206k 35.81
Psychemedics (PMD) 0.3 $6.4M 577k 11.05
Avid Technology 0.3 $6.2M 278k 22.30
Savvis 0.3 $5.4M 146k 37.09
iShares Russell 2000 Index (IWM) 0.3 $4.9M 58k 84.16
Chart Industries (GTLS) 0.3 $5.0M 91k 55.04
Westport Innovations 0.2 $4.6M 210k 21.98
G-III Apparel (GIII) 0.2 $4.4M 118k 37.57
Northern Oil & Gas 0.2 $4.4M 165k 26.70
Semtech Corporation (SMTC) 0.2 $4.5M 179k 25.02
Synchronoss Technologies 0.2 $4.4M 125k 34.75
Ulta Salon, Cosmetics & Fragrance (ULTA) 0.2 $4.4M 91k 48.13
Portfolio Recovery Associates 0.2 $4.2M 49k 85.13
Accuray Incorporated (ARAY) 0.2 $4.3M 474k 9.02
Triangle Petroleum Corporation 0.2 $4.2M 502k 8.30
Rush Enterprises (RUSHA) 0.2 $4.0M 200k 19.80
ShoreTel 0.2 $4.1M 497k 8.23
NetScout Systems (NTCT) 0.2 $4.0M 147k 27.32
Endologix 0.2 $3.8M 564k 6.78
ZOLL Medical Corporation 0.2 $3.7M 82k 44.81
Brigham Exploration Company 0.2 $3.7M 99k 37.18
Cepheid 0.2 $3.6M 129k 28.02
Volcano Corporation 0.2 $3.7M 144k 25.60
Smart Modular Technologies 0.2 $3.6M 458k 7.76
Ciena Corporation (CIEN) 0.2 $3.5M 135k 25.94
Pinnacle Financial Partners (PNFP) 0.2 $3.5M 210k 16.54
Constant Contact 0.2 $3.5M 100k 34.90
hhgregg (HGGG) 0.2 $3.4M 252k 13.39
Luminex Corporation 0.2 $3.3M 177k 18.76
Solta Medical 0.2 $3.3M 999k 3.30
Body Central Acquisition Corporation 0.2 $3.3M 140k 23.23
Encore Capital (ECPG) 0.2 $3.2M 134k 23.68
Maxwell Technologies 0.2 $3.1M 179k 17.29
Cirrus Logic (CRUS) 0.2 $3.1M 149k 21.03
Quidel Corporation 0.2 $3.0M 254k 11.96
Kaman Corporation (KAMN) 0.2 $3.1M 87k 35.20
Entropic Communications 0.2 $3.1M 363k 8.45
Complete Genomics 0.2 $3.1M 346k 9.03
Entegris (ENTG) 0.2 $3.0M 344k 8.78
Andersons (ANDE) 0.2 $3.0M 61k 48.71
Rex Energy Corporation 0.2 $2.8M 245k 11.64
Comstock Resources 0.2 $3.0M 95k 30.94
Interactive Intelligence 0.2 $3.0M 77k 38.71
Stereotaxis 0.2 $2.9M 738k 3.87
Morgans Hotel 0.2 $3.0M 303k 9.80
Uroplasty 0.2 $3.0M 453k 6.61
Vitacost 0.2 $2.9M 1.1M 2.71
Vitran Corp 0.2 $2.8M 202k 14.09
BroadSoft 0.2 $2.9M 62k 47.62
DemandTec 0.2 $2.9M 224k 13.16
CARBO Ceramics 0.1 $2.8M 20k 141.10
LivePerson (LPSN) 0.1 $2.8M 220k 12.64
Willbros 0.1 $2.7M 251k 10.92
inContact, Inc . 0.1 $2.8M 850k 3.29
Steven Madden (SHOO) 0.1 $2.5M 53k 46.93
Applied Micro Circuits Corporation 0.1 $2.6M 254k 10.38
Myriad Genetics (MYGN) 0.1 $2.6M 131k 20.15
Greenbrier Companies (GBX) 0.1 $2.6M 92k 28.39
Masimo Corporation (MASI) 0.1 $2.6M 78k 33.09
Cardiovascular Systems 0.1 $2.6M 242k 10.83
Codexis (CDXS) 0.1 $2.5M 215k 11.82
Voyager Oil & Gas 0.1 $2.6M 593k 4.40
Amerigon Incorporated 0.1 $2.4M 158k 15.27
GSI Commerce 0.1 $2.3M 79k 29.27
Astronics Corporation (ATRO) 0.1 $2.3M 92k 25.17
Dex (DXCM) 0.1 $2.5M 159k 15.52
AboveNet 0.1 $2.4M 38k 64.87
Insulet Corporation (PODD) 0.1 $2.4M 119k 20.62
Altisource Portfolio Solns S reg (ASPS) 0.1 $2.1M 69k 30.69
BE Aerospace 0.1 $2.3M 64k 35.53
Blue Nile 0.1 $2.3M 42k 54.03
Texas Capital Bancshares (TCBI) 0.1 $2.3M 87k 25.99
Rudolph Technologies 0.1 $2.1M 193k 10.94
Align Technology (ALGN) 0.1 $2.2M 110k 20.48
LSB Industries (LXU) 0.1 $2.1M 54k 39.65
Active Power 0.1 $2.2M 762k 2.93
Axcelis Technologies 0.1 $2.2M 830k 2.65
Ezchip Semiconductor Lt 0.1 $2.2M 76k 29.64
AtriCure (ATRC) 0.1 $2.2M 193k 11.38
Heritage-Crystal Clean 0.1 $2.0M 143k 14.25
Wabash National Corporation (WNC) 0.1 $2.0M 170k 11.58
Evercore Partners (EVR) 0.1 $1.9M 57k 34.30
Medidata Solutions 0.1 $2.0M 79k 25.58
Qlik Technologies 0.1 $2.0M 77k 26.00
TechTarget (TTGT) 0.1 $1.9M 218k 8.91
TeleTech Holdings 0.1 $1.8M 94k 19.38
Dynamic Materials Corporation 0.1 $1.9M 68k 27.96
Computer Task 0.1 $1.8M 132k 13.29
USA Truck 0.1 $1.9M 143k 13.00
SPS Commerce (SPSC) 0.1 $1.8M 113k 15.51
ValueVision Media 0.1 $1.6M 250k 6.36
Global Traffic Network 0.1 $1.6M 130k 12.47
FSI International 0.1 $1.6M 367k 4.38
Primo Water Corporation 0.1 $1.6M 129k 12.32
Conceptus 0.1 $1.4M 97k 14.47
D Fluidigm Corp Del (LAB) 0.1 $1.5M 103k 14.31
Bcd Semiconductor Mfg 0.1 $1.5M 170k 8.67
Marten Transport (MRTN) 0.1 $1.2M 54k 22.31
OraSure Technologies (OSUR) 0.1 $1.3M 170k 7.86
Rentrak Corporation 0.1 $1.3M 49k 26.92
Sharps Compliance 0.1 $1.4M 287k 4.72
Nam Tai Electronics 0.1 $1.1M 170k 6.45
Dick's Sporting Goods (DKS) 0.0 $356k 8.9k 40.00
Fossil 0.0 $429k 4.6k 93.57
Lazard Ltd-cl A shs a 0.0 $299k 7.2k 41.56
FactSet Research Systems (FDS) 0.0 $302k 2.9k 104.68
Carrizo Oil & Gas 0.0 $334k 9.1k 36.89
ARM Holdings 0.0 $397k 14k 28.20
Gentex Corporation (GNTX) 0.0 $304k 10k 30.28
American Eagle Outfitters (AEO) 0.0 $188k 12k 15.86
East West Ban (EWBC) 0.0 $237k 11k 21.93
Illumina (ILMN) 0.0 $267k 3.8k 70.17
Qiagen 0.0 $245k 12k 20.02
Raymond James Financial (RJF) 0.0 $268k 7.0k 38.20
Intrepid Potash 0.0 $270k 7.8k 34.82