Cortina Asset Management

Cortina Asset Management as of March 31, 2012

Portfolio Holdings for Cortina Asset Management

Cortina Asset Management holds 186 positions in its portfolio as reported in the March 2012 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
CommVault Systems (CVLT) 3.1 $62M 1.2M 49.64
Crocs (CROX) 2.8 $55M 2.6M 20.92
Hibbett Sports (HIBB) 2.3 $44M 812k 54.55
J Global (ZD) 1.7 $33M 1.1M 28.68
NetGear (NTGR) 1.6 $32M 849k 38.20
Atmi 1.6 $32M 1.4M 23.30
Qlik Technologies 1.6 $32M 997k 32.00
Kenexa Corporation 1.6 $31M 1.0M 31.24
Dycom Industries (DY) 1.5 $30M 1.3M 23.36
NxStage Medical 1.5 $30M 1.5M 19.27
PAREXEL International Corporation 1.5 $30M 1.1M 26.97
Haemonetics Corporation (HAE) 1.5 $29M 415k 69.68
Mednax (MD) 1.5 $29M 389k 74.37
ARGO GROUP INTERNATIONAL Holdi Com Stk 1.4 $28M 933k 29.87
Icon 1.4 $28M 1.3M 21.22
Healthcare Services (HCSG) 1.3 $26M 1.2M 21.27
Finish Line 1.3 $25M 1.2M 21.22
Amerisafe (AMSF) 1.3 $25M 1.0M 24.74
Vocus 1.2 $25M 1.9M 13.25
Duff & Phelps Corporation 1.2 $24M 1.6M 15.54
Tangoe 1.2 $24M 1.3M 18.81
Shutterfly 1.2 $24M 765k 31.33
Cardtronics 1.2 $24M 904k 26.25
Aruba Networks 1.2 $24M 1.1M 22.28
GrafTech International 1.2 $23M 1.9M 11.94
Silicon Laboratories (SLAB) 1.2 $23M 541k 43.00
Nanometrics Incorporated 1.2 $23M 1.3M 18.51
Carter's (CRI) 1.2 $23M 457k 49.77
MKS Instruments (MKSI) 1.1 $22M 756k 29.53
Thoratec Corporation 1.1 $22M 655k 33.71
Columbia Banking System (COLB) 1.1 $22M 969k 22.78
Old Dominion Freight Line (ODFL) 1.0 $20M 419k 47.67
Exacttarget 1.0 $20M 772k 26.00
Home BancShares (HOMB) 1.0 $20M 737k 26.61
Steven Madden (SHOO) 1.0 $20M 456k 42.75
Kaiser Aluminum (KALU) 1.0 $19M 400k 47.26
Matrix Service Company (MTRX) 1.0 $19M 1.4M 14.01
Power Integrations (POWI) 0.9 $18M 495k 37.12
Korn/Ferry International (KFY) 0.9 $18M 1.1M 16.75
Monotype Imaging Holdings 0.9 $18M 1.2M 14.90
ICU Medical, Incorporated (ICUI) 0.9 $18M 366k 49.16
Under Armour (UAA) 0.9 $18M 187k 94.00
Umpqua Holdings Corporation 0.9 $17M 1.3M 13.56
Employers Holdings (EIG) 0.9 $17M 960k 17.71
Laredo Petroleum Holdings 0.9 $17M 728k 23.44
BJ's Restaurants (BJRI) 0.8 $17M 328k 50.35
Plantronics 0.8 $16M 391k 40.26
Landstar System (LSTR) 0.8 $16M 273k 57.72
LKQ Corporation (LKQ) 0.8 $15M 493k 31.17
IBERIABANK Corporation 0.8 $15M 282k 53.47
Green Dot Corporation (GDOT) 0.7 $14M 529k 26.52
Lincare Holdings 0.7 $14M 532k 25.88
CIRCOR International 0.7 $13M 399k 33.27
AMERIGROUP Corporation 0.7 $13M 193k 67.28
Olympic Steel (ZEUS) 0.7 $13M 530k 24.00
Superior Energy Services 0.7 $13M 486k 26.36
FXCM 0.6 $12M 948k 12.99
RealPage 0.6 $12M 623k 19.17
Emcor (EME) 0.6 $11M 404k 27.72
Applied Industrial Technologies (AIT) 0.6 $11M 271k 41.13
Dunkin' Brands Group 0.6 $11M 369k 30.08
LOGITECH INTERNATIONAL SA APP Com Stk (LOGI) 0.6 $11M 1.4M 7.80
Vitamin Shoppe 0.6 $11M 250k 44.21
SCBT Financial Corporation 0.5 $10M 309k 32.71
Oil States International (OIS) 0.5 $10M 130k 78.06
Beacon Roofing Supply (BECN) 0.5 $9.3M 362k 25.76
Oceaneering International (OII) 0.5 $9.5M 176k 53.89
Guidewire Software (GWRE) 0.5 $9.3M 301k 30.78
Medidata Solutions 0.4 $8.7M 326k 26.64
Chart Industries (GTLS) 0.4 $8.5M 116k 73.33
Maxwell Technologies 0.4 $8.0M 435k 18.33
Ltx Credence Corporation 0.4 $7.8M 1.1M 7.19
Oasis Petroleum 0.4 $7.3M 235k 30.83
Luminex Corporation 0.4 $7.0M 298k 23.35
Accuray Incorporated (ARAY) 0.4 $7.1M 1.0M 7.06
Endologix 0.4 $7.0M 479k 14.65
Volterra Semiconductor Corporation 0.3 $6.9M 199k 34.41
Skullcandy 0.3 $6.8M 429k 15.83
OraSure Technologies (OSUR) 0.3 $6.7M 582k 11.49
inContact, Inc . 0.3 $6.7M 1.2M 5.58
Align Technology (ALGN) 0.3 $6.4M 232k 27.55
Koppers Holdings (KOP) 0.3 $6.4M 166k 38.56
Synchronoss Technologies 0.3 $6.5M 203k 31.92
Cepheid 0.3 $6.5M 154k 41.83
Solta Medical 0.3 $6.6M 2.2M 3.03
Westport Innovations 0.3 $6.4M 157k 40.92
Amerigon Incorporated 0.3 $6.3M 391k 16.18
Comfort Systems USA (FIX) 0.3 $6.3M 576k 10.91
Cerus Corporation (CERS) 0.3 $6.2M 1.6M 4.02
Triangle Petroleum Corporation 0.3 $6.2M 897k 6.90
LivePerson (LPSN) 0.3 $6.0M 360k 16.77
Flow International Corporation 0.3 $6.1M 1.5M 4.02
FSI International 0.3 $6.1M 1.2M 4.89
Insulet Corporation (PODD) 0.3 $5.9M 309k 19.14
Echo Global Logistics 0.3 $5.9M 369k 16.10
Fresh Market 0.3 $6.0M 125k 47.95
D Fluidigm Corp Del (LAB) 0.3 $5.9M 372k 15.73
Francescas Hldgs Corp 0.3 $6.0M 189k 31.61
Greenway Medical Technology 0.3 $5.9M 388k 15.28
STAAR Surgical Company (STAA) 0.3 $5.8M 532k 10.83
Northern Oil & Gas 0.3 $5.7M 274k 20.74
BroadSoft 0.3 $5.6M 146k 38.25
hhgregg (HGGG) 0.3 $5.5M 485k 11.38
Semtech Corporation (SMTC) 0.3 $5.4M 190k 28.46
Pinnacle Financial Partners (PNFP) 0.3 $5.4M 295k 18.35
Ixia 0.3 $5.5M 438k 12.50
Volcano Corporation 0.3 $5.5M 194k 28.38
ValueClick 0.3 $5.3M 270k 19.74
Rudolph Technologies 0.3 $5.3M 476k 11.11
Andersons (ANDE) 0.3 $5.2M 108k 48.69
Carrizo Oil & Gas 0.3 $5.3M 187k 28.26
Fuel Systems Solutions 0.3 $5.4M 206k 26.16
Myriad Genetics (MYGN) 0.3 $5.2M 221k 23.66
Synergetics USA 0.3 $5.4M 825k 6.50
HealthStream (HSTM) 0.3 $5.4M 232k 23.19
Mistras (MG) 0.3 $5.4M 226k 23.82
Abiomed 0.3 $5.1M 232k 22.19
Quidel Corporation 0.3 $5.2M 281k 18.37
AtriCure (ATRC) 0.3 $5.0M 503k 9.95
Interactive Intelligence Group 0.3 $5.2M 169k 30.51
Responsys 0.3 $5.1M 425k 11.97
Titan Machinery (TITN) 0.2 $4.9M 173k 28.20
Greenhill & Co 0.2 $5.0M 114k 43.64
Lufkin Industries 0.2 $4.9M 61k 80.65
Constant Contact 0.2 $4.8M 163k 29.79
Body Central Acquisition Corporation 0.2 $4.9M 169k 29.02
Sanchez Energy Corp C ommon stocks 0.2 $4.9M 216k 22.45
Texas Capital Bancshares (TCBI) 0.2 $4.6M 134k 34.62
G-III Apparel (GIII) 0.2 $4.8M 168k 28.42
A. O. Smith Corporation (AOS) 0.2 $4.7M 104k 44.95
Stamps 0.2 $4.8M 171k 27.88
Computer Task 0.2 $4.6M 303k 15.32
Dex (DXCM) 0.2 $4.7M 446k 10.43
Inphi Corporation 0.2 $4.7M 331k 14.18
SPS Commerce (SPSC) 0.2 $4.6M 173k 26.88
Summer Infant 0.2 $4.7M 782k 6.00
Rush Enterprises (RUSHA) 0.2 $4.5M 210k 21.22
TechTarget (TTGT) 0.2 $4.5M 646k 6.93
Boingo Wireless 0.2 $4.5M 371k 12.10
Conceptus 0.2 $4.3M 301k 14.38
Rex Energy Corporation 0.2 $4.3M 407k 10.68
Primoris Services (PRIM) 0.2 $4.4M 275k 16.06
Synergy Res Corp 0.2 $4.3M 1.3M 3.35
TeleTech Holdings 0.2 $4.1M 253k 16.10
LogMeIn 0.2 $4.1M 117k 35.23
Proto Labs (PRLB) 0.2 $4.1M 121k 34.09
Cafepress 0.2 $4.0M 210k 19.15
Heritage-Crystal Clean 0.2 $4.0M 201k 19.95
Dynamic Materials Corporation 0.2 $3.9M 183k 21.11
Envestnet (ENV) 0.2 $4.0M 321k 12.52
Teavana Hldgs 0.2 $4.0M 203k 19.72
Sapient Corporation 0.2 $3.8M 304k 12.45
Brightcove (BCOV) 0.2 $3.7M 149k 24.80
Vocera Communications 0.2 $3.7M 160k 23.40
FARO Technologies (FARO) 0.2 $3.5M 60k 58.33
Gse Holding 0.2 $3.5M 268k 13.13
Astronics Corporation (ATRO) 0.2 $3.3M 95k 34.96
MaxLinear (MXL) 0.2 $3.4M 608k 5.57
Morgans Hotel 0.2 $3.1M 617k 4.95
Imperva 0.2 $3.1M 78k 39.16
Allot Communications (ALLT) 0.1 $2.9M 126k 23.25
Black Diamond 0.1 $3.0M 322k 9.26
Procera Networks 0.1 $2.8M 125k 22.36
Uroplasty 0.1 $2.6M 853k 3.01
PhotoMedex 0.1 $2.3M 177k 12.95
Manitex International (MNTX) 0.1 $1.8M 251k 7.33
Complete Genomics 0.1 $1.6M 552k 2.82
iShares Russell 2000 Index (IWM) 0.1 $1.1M 13k 82.78
Synacor 0.1 $1.1M 141k 7.56
Dick's Sporting Goods (DKS) 0.0 $311k 6.5k 48.07
Gentex Corporation (GNTX) 0.0 $307k 13k 24.48
Edwards Lifesciences (EW) 0.0 $255k 3.5k 72.82
BE Aerospace 0.0 $284k 6.1k 46.53
Fossil 0.0 $247k 1.9k 132.16
Red Hat 0.0 $245k 4.1k 59.87
East West Ban (EWBC) 0.0 $234k 10k 23.11
Tibco Software 0.0 $206k 6.8k 30.46
Atmel Corporation 0.0 $170k 17k 9.84
Qiagen 0.0 $204k 13k 15.57
Raymond James Financial (RJF) 0.0 $250k 6.8k 36.55
Ulta Salon, Cosmetics & Fragrance (ULTA) 0.0 $278k 3.0k 92.85
BorgWarner (BWA) 0.0 $227k 2.7k 84.29
Ciena Corporation (CIEN) 0.0 $259k 16k 16.20
Urban Outfitters (URBN) 0.0 $242k 8.3k 29.11
Novellus Systems 0.0 $291k 5.8k 49.91
Sxc Health Solutions Corp 0.0 $287k 3.8k 75.03