Oberweis Asset Management as of March 31, 2011
Portfolio Holdings for Oberweis Asset Management
Oberweis Asset Management holds 205 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 |
---|---|---|---|---|---|
Acacia Research Corporation (ACTG) | 4.1 | $20M | 566k | 34.35 | |
Imax Corp Cad (IMAX) | 2.6 | $12M | 389k | 31.98 | |
G-III Apparel (GIII) | 2.5 | $12M | 321k | 37.57 | |
Amerigon Incorporated | 2.4 | $12M | 762k | 15.27 | |
Spreadtrum Communications | 2.3 | $11M | 588k | 18.55 | |
Medidata Solutions | 1.8 | $8.7M | 342k | 25.57 | |
Web | 1.7 | $8.3M | 570k | 14.57 | |
OpenTable | 1.6 | $7.6M | 72k | 106.35 | |
Sxc Health Solutions Corp | 1.6 | $7.6M | 138k | 54.80 | |
GeoResources | 1.5 | $7.3M | 234k | 31.27 | |
Kemet Corporation Cmn | 1.5 | $7.0M | 471k | 14.83 | |
Carrizo Oil & Gas | 1.4 | $6.6M | 178k | 36.93 | |
Active Power | 1.3 | $6.2M | 2.1M | 2.93 | |
Aruba Networks | 1.3 | $6.2M | 182k | 33.84 | |
ISTA Pharmaceuticals | 1.3 | $6.2M | 612k | 10.12 | |
Twin Disc, Incorporated (TWIN) | 1.3 | $6.1M | 190k | 32.22 | |
Imris (IMRSQ) | 1.2 | $6.0M | 825k | 7.26 | |
Green Mountain Coffee Roasters | 1.2 | $5.9M | 91k | 64.61 | |
Home Inns & Hotels Management | 1.2 | $5.9M | 148k | 39.57 | |
Mistras (MG) | 1.2 | $5.7M | 330k | 17.21 | |
Vera Bradley (VRA) | 1.1 | $5.4M | 127k | 42.21 | |
51job | 1.1 | $5.2M | 81k | 63.93 | |
Gulfport Energy Corporation | 1.1 | $5.1M | 141k | 36.13 | |
IPG Photonics Corporation (IPGP) | 1.0 | $4.9M | 85k | 57.69 | |
BofI Holding | 1.0 | $4.9M | 314k | 15.52 | |
Measurement Specialties | 1.0 | $4.8M | 141k | 34.02 | |
Body Central Acquisition Corporation | 0.9 | $4.4M | 190k | 23.23 | |
Materion Corporation (MTRN) | 0.9 | $4.3M | 106k | 40.80 | |
LogMeIn | 0.9 | $4.3M | 101k | 42.16 | |
iRobot Corporation (IRBT) | 0.9 | $4.2M | 127k | 32.89 | |
Impax Laboratories | 0.9 | $4.1M | 162k | 25.45 | |
Higher One Holdings | 0.9 | $4.1M | 286k | 14.45 | |
Interactive Intelligence | 0.8 | $4.0M | 105k | 38.71 | |
NetEase (NTES) | 0.8 | $3.8M | 76k | 49.51 | |
Sina Corporation | 0.8 | $3.7M | 35k | 107.03 | |
IPC The Hospitalist Company | 0.8 | $3.7M | 81k | 45.41 | |
Cognex Corporation (CGNX) | 0.8 | $3.6M | 127k | 28.25 | |
3SBio (SSRX) | 0.8 | $3.6M | 207k | 17.29 | |
Rubicon Technology | 0.7 | $3.5M | 127k | 27.68 | |
BSQUARE Corporation | 0.7 | $3.5M | 495k | 7.14 | |
Ada-es | 0.7 | $3.5M | 160k | 21.85 | |
Constant Contact | 0.7 | $3.4M | 97k | 34.90 | |
FARO Technologies (FARO) | 0.7 | $3.3M | 83k | 40.00 | |
Northern Oil & Gas | 0.7 | $3.3M | 123k | 26.70 | |
IXYS Corporation | 0.7 | $3.2M | 241k | 13.43 | |
Charm Communications (CHRM) | 0.7 | $3.2M | 324k | 9.93 | |
RealPage | 0.7 | $3.1M | 112k | 27.73 | |
Endologix | 0.7 | $3.1M | 457k | 6.78 | |
JinkoSolar Holding (JKS) | 0.6 | $3.0M | 112k | 27.00 | |
Kadant (KAI) | 0.6 | $2.9M | 113k | 26.19 | |
Zix Corporation | 0.6 | $3.0M | 802k | 3.70 | |
RightNow Technologies | 0.6 | $2.9M | 92k | 31.31 | |
KVH Industries (KVHI) | 0.6 | $2.9M | 189k | 15.12 | |
ViroPharma Incorporated | 0.6 | $2.8M | 142k | 19.90 | |
LeCROY Corporation | 0.6 | $2.8M | 212k | 13.37 | |
Hi-Tech Pharmacal | 0.6 | $2.8M | 138k | 20.13 | |
Longtop Financial Technologies | 0.6 | $2.7M | 86k | 31.41 | |
China Ming Yang Wind Power | 0.6 | $2.7M | 265k | 10.31 | |
SouFun Holdings | 0.6 | $2.7M | 144k | 18.66 | |
3D Systems Corporation (DDD) | 0.5 | $2.6M | 53k | 48.53 | |
CPI Aerostructures (CVU) | 0.5 | $2.4M | 161k | 15.20 | |
HMS Holdings | 0.5 | $2.4M | 29k | 81.85 | |
NN (NNBR) | 0.5 | $2.4M | 132k | 18.26 | |
Nanometrics Incorporated | 0.5 | $2.3M | 128k | 18.09 | |
Acme Packet | 0.5 | $2.3M | 33k | 70.96 | |
GSI Technology (GSIT) | 0.5 | $2.3M | 250k | 9.09 | |
Syswin (SYSW) | 0.5 | $2.3M | 370k | 6.27 | |
Ii-vi | 0.5 | $2.2M | 45k | 49.76 | |
Panhandle Oil and Gas | 0.5 | $2.2M | 71k | 31.65 | |
DUSA Pharmaceuticals | 0.5 | $2.2M | 429k | 5.20 | |
Richmont Mines | 0.5 | $2.2M | 336k | 6.65 | |
Oplink Communications | 0.5 | $2.2M | 114k | 19.49 | |
Wave Systems | 0.5 | $2.2M | 699k | 3.13 | |
Rue21 | 0.5 | $2.1M | 74k | 28.75 | |
Cardinal Financial Corporation | 0.4 | $2.1M | 179k | 11.66 | |
Raven Industries | 0.4 | $2.1M | 34k | 61.41 | |
Digimarc Corporation (DMRC) | 0.4 | $2.1M | 73k | 28.91 | |
Ixia | 0.4 | $2.1M | 131k | 15.88 | |
Ceragon Networks (CRNT) | 0.4 | $2.0M | 169k | 12.08 | |
Exfo | 0.4 | $2.0M | 182k | 10.93 | |
LSB Industries (LXU) | 0.4 | $1.9M | 49k | 39.63 | |
LGL (LGL) | 0.4 | $2.0M | 143k | 13.89 | |
China Kanghui Holdings | 0.4 | $2.0M | 113k | 17.51 | |
TAL Education (TAL) | 0.4 | $2.0M | 180k | 10.93 | |
MWI Veterinary Supply | 0.4 | $1.9M | 24k | 80.67 | |
Concord Medical Services Holding (CCM) | 0.4 | $1.9M | 336k | 5.65 | |
Bryn Mawr Bank | 0.4 | $1.9M | 92k | 20.56 | |
Primo Water Corporation | 0.4 | $1.9M | 153k | 12.32 | |
Blackboard | 0.4 | $1.9M | 51k | 36.25 | |
ExlService Holdings (EXLS) | 0.4 | $1.9M | 88k | 21.16 | |
Axcelis Technologies | 0.4 | $1.8M | 697k | 2.65 | |
Ambow Education Holding | 0.4 | $1.9M | 237k | 7.93 | |
Changyou | 0.4 | $1.8M | 57k | 32.13 | |
Rda Microelectronics | 0.4 | $1.8M | 128k | 14.32 | |
Alliance Fiber Optic Products | 0.4 | $1.8M | 163k | 11.16 | |
Virtusa Corporation | 0.4 | $1.8M | 94k | 18.73 | |
Silicon Graphics International | 0.4 | $1.7M | 81k | 21.41 | |
Almost Family | 0.4 | $1.7M | 46k | 37.65 | |
Taleo Corporation | 0.4 | $1.7M | 48k | 35.66 | |
AutoNavi Holdings | 0.4 | $1.7M | 97k | 17.71 | |
RealD | 0.4 | $1.7M | 63k | 27.37 | |
eMagin Corporation | 0.4 | $1.7M | 238k | 7.15 | |
National American Univ. Holdings (NAUH) | 0.3 | $1.6M | 226k | 7.09 | |
Newport Corporation | 0.3 | $1.6M | 87k | 17.84 | |
American Superconductor Corporation | 0.3 | $1.6M | 63k | 24.88 | |
DG FastChannel | 0.3 | $1.6M | 49k | 32.18 | |
Globecomm Systems | 0.3 | $1.6M | 127k | 12.33 | |
MediaMind Technologies (MDMD) | 0.3 | $1.5M | 111k | 13.81 | |
Tri-tech Holding (TRITF) | 0.3 | $1.5M | 127k | 11.65 | |
China XD Plastics | 0.3 | $1.4M | 277k | 5.21 | |
Mitek Systems (MITK) | 0.3 | $1.4M | 353k | 4.05 | |
iGATE Corporation | 0.3 | $1.4M | 72k | 18.78 | |
LivePerson (LPSN) | 0.3 | $1.3M | 106k | 12.64 | |
AdCare Health Systems | 0.3 | $1.3M | 285k | 4.65 | |
Summer Infant | 0.3 | $1.4M | 170k | 8.00 | |
LaBarge | 0.3 | $1.3M | 72k | 17.70 | |
Power-One | 0.3 | $1.3M | 149k | 8.75 | |
Amtech Systems (ASYS) | 0.3 | $1.3M | 52k | 25.24 | |
United Financial Ban | 0.3 | $1.2M | 75k | 16.51 | |
QKL Stores | 0.3 | $1.2M | 469k | 2.64 | |
Datalink Corporation | 0.3 | $1.2M | 193k | 6.40 | |
LML Payment Systems | 0.3 | $1.2M | 427k | 2.90 | |
Brooks Automation (AZTA) | 0.2 | $1.2M | 88k | 13.73 | |
Yongye International | 0.2 | $1.2M | 194k | 6.13 | |
NetGear (NTGR) | 0.2 | $1.1M | 35k | 32.44 | |
Chase Corporation | 0.2 | $1.2M | 63k | 18.58 | |
Yuhe International (YUII) | 0.2 | $1.1M | 171k | 6.66 | |
CAI International | 0.2 | $1.2M | 45k | 25.87 | |
Electro Rent Corporation | 0.2 | $1.1M | 65k | 17.18 | |
Sun Hydraulics Corporation | 0.2 | $1.1M | 26k | 43.09 | |
ePlus (PLUS) | 0.2 | $1.1M | 42k | 26.62 | |
Manitex International (MNTX) | 0.2 | $1.1M | 196k | 5.50 | |
Kraton Performance Polymers | 0.2 | $1.1M | 29k | 38.25 | |
Natus Medical | 0.2 | $1.0M | 62k | 16.81 | |
Perceptron | 0.2 | $1.0M | 164k | 6.35 | |
GLG Life Tech | 0.2 | $1.1M | 102k | 10.53 | |
Silicom (SILC) | 0.2 | $1.1M | 58k | 18.38 | |
iSoftStone Holdings | 0.2 | $1.0M | 56k | 18.52 | |
Lihua International | 0.2 | $1.0M | 114k | 8.78 | |
Conmed Healthcare Management (CONM) | 0.2 | $1.0M | 307k | 3.27 | |
Bill Barrett Corporation | 0.2 | $922k | 23k | 39.91 | |
ICF International (ICFI) | 0.2 | $904k | 44k | 20.55 | |
Momenta Pharmaceuticals | 0.2 | $927k | 59k | 15.85 | |
Optical Cable Corporation (OCC) | 0.2 | $913k | 186k | 4.90 | |
SRS Labs (SRSL) | 0.2 | $920k | 108k | 8.54 | |
Global Education and Technology (GEDU) | 0.2 | $929k | 152k | 6.13 | |
Tesco Corporation | 0.2 | $871k | 40k | 21.94 | |
Danvers Ban (DNBK) | 0.2 | $872k | 41k | 21.43 | |
Ancestry | 0.2 | $837k | 24k | 35.47 | |
Advanced Energy Industries (AEIS) | 0.2 | $793k | 49k | 16.35 | |
GeoEye | 0.2 | $798k | 19k | 41.56 | |
Hurco Companies (HURC) | 0.2 | $808k | 27k | 30.49 | |
Tii Network Technologies (TIII) | 0.2 | $789k | 273k | 2.89 | |
ViaSat (VSAT) | 0.2 | $785k | 20k | 39.85 | |
Vanda Pharmaceuticals (VNDA) | 0.2 | $782k | 107k | 7.29 | |
ClearOne Communications | 0.2 | $772k | 115k | 6.74 | |
Ameres (AMRC) | 0.2 | $778k | 55k | 14.15 | |
Wayside Technology (CLMB) | 0.2 | $763k | 56k | 13.72 | |
Cohu (COHU) | 0.1 | $697k | 45k | 15.35 | |
Align Technology (ALGN) | 0.1 | $731k | 36k | 20.48 | |
Vicor Corporation (VICR) | 0.1 | $726k | 44k | 16.50 | |
Hardinge | 0.1 | $722k | 53k | 13.70 | |
Cirrus Logic (CRUS) | 0.1 | $620k | 30k | 21.02 | |
GSE Systems | 0.1 | $614k | 272k | 2.26 | |
Unify Corporation (UNFY) | 0.1 | $636k | 231k | 2.75 | |
Axt (AXTI) | 0.1 | $553k | 77k | 7.17 | |
First Savings Financial (FSFG) | 0.1 | $589k | 39k | 15.30 | |
MIPS Technologies | 0.1 | $538k | 51k | 10.49 | |
Entropic Communications | 0.1 | $547k | 65k | 8.45 | |
Baidu (BIDU) | 0.1 | $469k | 3.4k | 137.94 | |
Barnwell Industries (BRN) | 0.1 | $463k | 64k | 7.25 | |
Magic Software Enterprises (MGIC) | 0.1 | $486k | 64k | 7.55 | |
Microsoft Corporation (MSFT) | 0.1 | $419k | 17k | 25.37 | |
BHP Billiton (BHP) | 0.1 | $430k | 4.5k | 95.81 | |
NetLogic Microsystems | 0.1 | $409k | 9.7k | 41.99 | |
OmniVision Technologies | 0.1 | $433k | 12k | 35.49 | |
KSW (KSW) | 0.1 | $410k | 116k | 3.53 | |
Cavium Networks | 0.1 | $431k | 9.6k | 44.90 | |
Adept Technology | 0.1 | $429k | 93k | 4.60 | |
McDonald's Corporation (MCD) | 0.1 | $374k | 4.9k | 75.99 | |
Illumina (ILMN) | 0.1 | $388k | 5.5k | 70.04 | |
Silicon Image | 0.1 | $392k | 44k | 8.97 | |
Real Goods Solar | 0.1 | $381k | 144k | 2.65 | |
General Electric Company | 0.1 | $342k | 17k | 20.06 | |
Walgreen Company | 0.1 | $349k | 8.7k | 40.11 | |
Allied Motion Technologies (ALNT) | 0.1 | $353k | 50k | 7.06 | |
Zoo Entertainment (ZOOG) | 0.1 | $329k | 82k | 4.03 | |
eGain Communications Corporation (EGAN) | 0.1 | $349k | 125k | 2.80 | |
Coca-Cola Company (KO) | 0.1 | $270k | 4.1k | 66.24 | |
Johnson & Johnson (JNJ) | 0.1 | $286k | 4.8k | 59.30 | |
Bank of New York Mellon Corporation (BK) | 0.1 | $230k | 7.7k | 29.83 | |
Exxon Mobil Corporation (XOM) | 0.1 | $227k | 2.7k | 84.29 | |
Wal-Mart Stores (WMT) | 0.1 | $224k | 4.3k | 51.98 | |
Travelers Companies (TRV) | 0.1 | $234k | 3.9k | 59.36 | |
Intel Corporation (INTC) | 0.1 | $234k | 12k | 20.14 | |
Toyota Motor Corporation (TM) | 0.1 | $216k | 2.7k | 80.42 | |
JDS Uniphase Corporation | 0.1 | $216k | 10k | 20.81 | |
XATA Corporation | 0.1 | $227k | 95k | 2.38 | |
Amgen (AMGN) | 0.0 | $207k | 3.9k | 53.42 | |
Orbit/fr (ORFR) | 0.0 | $164k | 57k | 2.90 | |
Mastech Holdings (MHH) | 0.0 | $90k | 19k | 4.64 | |
Citigroup (C) | 0.0 | $77k | 17k | 4.42 | |
Akorn | 0.0 | $58k | 10k | 5.80 | |
Senesco Technologies | 0.0 | $15k | 50k | 0.30 | |
Spongetech Delivery Systems | 0.0 | $0 | 890k | 0.00 |