Oberweis Asset Management as of Dec. 31, 2012
Portfolio Holdings for Oberweis Asset Management
Oberweis Asset Management holds 148 positions in its portfolio as reported in the December 2012 quarterly 13F filing
| Company (Ticker) | Portfolio Weight | Valued At | Change in Shares | Share Count | Share Price |
|---|---|---|---|---|---|
| Medidata Solutions | 5.1 | $17M | 439k | 39.18 | |
| Acacia Research Corporation (ACTG) | 4.5 | $15M | 585k | 25.66 | |
| Francescas Hldgs Corp | 3.7 | $12M | 477k | 25.93 | |
| HMS Holdings | 3.5 | $12M | 451k | 25.92 | |
| iShares Russell 2000 Growth Index (IWO) | 3.2 | $11M | 114k | 95.31 | |
| Web | 3.2 | $11M | 732k | 14.80 | |
| 21vianet Group (VNET) | 3.1 | $10M | 1.1M | 9.61 | |
| Imax Corp Cad (IMAX) | 2.7 | $9.2M | 408k | 22.48 | |
| Ellie Mae | 2.7 | $9.1M | 329k | 27.75 | |
| On Assignment | 2.7 | $9.0M | 444k | 20.28 | |
| ExlService Holdings (EXLS) | 2.4 | $8.0M | 302k | 26.50 | |
| PennyMac Mortgage Investment Trust (PMT) | 2.4 | $7.9M | 311k | 25.29 | |
| Gulfport Energy Corporation | 2.4 | $7.8M | 205k | 38.22 | |
| BofI Holding | 2.3 | $7.8M | 282k | 27.81 | |
| Greenway Medical Technology | 2.2 | $7.4M | 481k | 15.36 | |
| IPG Photonics Corporation (IPGP) | 2.1 | $7.2M | 108k | 66.65 | |
| Gentherm (THRM) | 2.1 | $7.0M | 527k | 13.30 | |
| Mistras (MG) | 2.0 | $6.6M | 268k | 24.69 | |
| Guidance Software | 2.0 | $6.6M | 555k | 11.87 | |
| Mellanox Technologies | 1.9 | $6.5M | 110k | 59.38 | |
| HealthStream (HSTM) | 1.9 | $6.2M | 256k | 24.31 | |
| Tangoe | 1.9 | $6.2M | 524k | 11.87 | |
| Netqin Mobile | 1.8 | $6.1M | 1.0M | 6.04 | |
| Advisory Board Company | 1.8 | $6.1M | 130k | 46.79 | |
| DealerTrack Holdings | 1.5 | $5.0M | 172k | 28.72 | |
| Invensense | 1.4 | $4.9M | 438k | 11.11 | |
| Steven Madden (SHOO) | 1.4 | $4.6M | 109k | 42.27 | |
| Catamaran | 1.2 | $4.0M | 85k | 47.10 | |
| Mitcham Industries | 1.0 | $3.4M | 248k | 13.63 | |
| Stamps | 1.0 | $3.2M | 128k | 25.20 | |
| Endologix | 0.8 | $2.9M | 201k | 14.24 | |
| Roadrunner Transportation Services Hold. | 0.8 | $2.7M | 149k | 18.14 | |
| 51job | 0.7 | $2.4M | 52k | 46.75 | |
| Qihoo 360 Technologies Co Lt | 0.7 | $2.4M | 80k | 29.69 | |
| Interactive Intelligence Group | 0.7 | $2.2M | 66k | 33.55 | |
| Datawatch Corporation | 0.6 | $2.1M | 155k | 13.81 | |
| Procera Networks | 0.6 | $2.1M | 115k | 18.55 | |
| Cirrus Logic (CRUS) | 0.6 | $2.1M | 73k | 28.98 | |
| China Lodging | 0.6 | $2.0M | 120k | 17.05 | |
| Omnicell (OMCL) | 0.6 | $2.0M | 134k | 14.87 | |
| NetEase (NTES) | 0.6 | $1.9M | 45k | 42.53 | |
| Stratasys (SSYS) | 0.6 | $1.9M | 23k | 80.13 | |
| ValueClick | 0.5 | $1.6M | 84k | 19.41 | |
| Rue21 | 0.5 | $1.6M | 57k | 28.40 | |
| Youku | 0.5 | $1.6M | 88k | 18.23 | |
| Spreadtrum Communications | 0.5 | $1.6M | 90k | 17.62 | |
| Berkshire Hills Ban (BHLB) | 0.4 | $1.5M | 62k | 23.85 | |
| AutoNavi Holdings | 0.4 | $1.5M | 130k | 11.34 | |
| Tillys (TLYS) | 0.4 | $1.5M | 109k | 13.49 | |
| Changyou | 0.4 | $1.4M | 55k | 26.35 | |
| Oxford Industries (OXM) | 0.4 | $1.4M | 30k | 46.35 | |
| CAI International | 0.4 | $1.4M | 62k | 21.95 | |
| Zumiez (ZUMZ) | 0.4 | $1.3M | 69k | 19.41 | |
| Spdr S&p 500 Etf (SPY) | 0.4 | $1.3M | 9.2k | 142.39 | |
| Cyberonics | 0.4 | $1.3M | 25k | 52.52 | |
| Northern Oil & Gas | 0.4 | $1.3M | 79k | 16.82 | |
| Impax Laboratories | 0.4 | $1.2M | 61k | 20.49 | |
| Bonanza Creek Energy | 0.4 | $1.2M | 45k | 27.79 | |
| Cardinal Financial Corporation | 0.4 | $1.2M | 73k | 16.31 | |
| Market Leader | 0.3 | $1.2M | 179k | 6.55 | |
| Energy Xxi | 0.3 | $1.1M | 36k | 32.16 | |
| G-III Apparel (GIII) | 0.3 | $1.1M | 33k | 34.24 | |
| Barrett Business Services (BBSI) | 0.3 | $1.1M | 30k | 38.08 | |
| 8x8 (EGHT) | 0.3 | $1.1M | 150k | 7.38 | |
| Ints Intl | 0.3 | $1.1M | 101k | 11.14 | |
| Halcon Resources | 0.3 | $1.0M | 151k | 6.92 | |
| Multimedia Games | 0.3 | $996k | 68k | 14.71 | |
| Flotek Industries | 0.3 | $1.0M | 82k | 12.20 | |
| BroadSoft | 0.3 | $1.0M | 28k | 36.34 | |
| LogMeIn | 0.3 | $984k | 44k | 22.41 | |
| DXP Enterprises (DXPE) | 0.3 | $888k | 18k | 49.06 | |
| CLICKSOFTWARE TECHNOLOGIES Ltd Com Stk | 0.3 | $890k | 106k | 8.41 | |
| Eagle Ban (EGBN) | 0.3 | $877k | 44k | 19.98 | |
| RealPage | 0.3 | $868k | 40k | 21.57 | |
| Bryn Mawr Bank | 0.3 | $880k | 40k | 22.28 | |
| Protalix BioTherapeutics | 0.2 | $810k | 156k | 5.19 | |
| Digimarc Corporation (DMRC) | 0.2 | $804k | 39k | 20.69 | |
| Giant Interactive | 0.2 | $812k | 150k | 5.41 | |
| Consumer Portfolio Services (CPSS) | 0.2 | $816k | 152k | 5.36 | |
| Freeport-McMoRan Copper & Gold (FCX) | 0.2 | $760k | 22k | 34.20 | |
| Callon Pete Co Del Com Stk | 0.2 | $785k | 167k | 4.70 | |
| Support | 0.2 | $767k | 184k | 4.17 | |
| Zillow | 0.2 | $763k | 28k | 27.75 | |
| REPCOM cla | 0.2 | $713k | 50k | 14.26 | |
| Grand Canyon Education (LOPE) | 0.2 | $679k | 29k | 23.47 | |
| Perficient (PRFT) | 0.2 | $653k | 55k | 11.79 | |
| Financial Engines | 0.2 | $680k | 25k | 27.76 | |
| Acquity | 0.2 | $675k | 88k | 7.71 | |
| Select Comfort | 0.2 | $631k | 24k | 26.18 | |
| Triangle Petroleum Corporation | 0.2 | $647k | 108k | 5.99 | |
| Arctic Cat | 0.2 | $601k | 18k | 33.39 | |
| Avg Technologies | 0.2 | $597k | 38k | 15.84 | |
| Dynavax Technologies Corporation | 0.2 | $542k | 190k | 2.85 | |
| MWI Veterinary Supply | 0.2 | $550k | 5.0k | 110.00 | |
| Winnebago Industries (WGO) | 0.1 | $507k | 30k | 17.13 | |
| Sina Corporation | 0.1 | $502k | 10k | 50.20 | |
| TASER International | 0.1 | $501k | 56k | 8.95 | |
| Vascular Solutions | 0.1 | $504k | 32k | 15.80 | |
| Aruba Networks | 0.1 | $500k | 24k | 20.75 | |
| Myr (MYRG) | 0.1 | $498k | 22k | 22.23 | |
| Panhandle Oil and Gas | 0.1 | $455k | 16k | 28.26 | |
| Ada-es | 0.1 | $481k | 29k | 16.88 | |
| Allot Communications (ALLT) | 0.1 | $453k | 25k | 17.83 | |
| Microsoft Corporation (MSFT) | 0.1 | $421k | 16k | 26.68 | |
| United Financial Ban | 0.1 | $420k | 27k | 15.73 | |
| AdCare Health Systems | 0.1 | $432k | 91k | 4.75 | |
| MaxLinear (MXL) | 0.1 | $434k | 87k | 5.02 | |
| McDonald's Corporation (MCD) | 0.1 | $409k | 4.6k | 88.13 | |
| Virtusa Corporation | 0.1 | $412k | 25k | 16.41 | |
| IPC The Hospitalist Company | 0.1 | $388k | 9.8k | 39.67 | |
| Streamline Health Solutions (STRM) | 0.1 | $408k | 72k | 5.69 | |
| Silicom (SILC) | 0.1 | $361k | 20k | 17.96 | |
| Datalink Corporation | 0.1 | $379k | 44k | 8.54 | |
| Manitex International (MNTX) | 0.1 | $356k | 50k | 7.13 | |
| Johnson & Johnson (JNJ) | 0.1 | $342k | 4.9k | 70.14 | |
| Amgen (AMGN) | 0.1 | $319k | 3.7k | 86.19 | |
| Walgreen Company | 0.1 | $322k | 8.7k | 37.01 | |
| BHP Billiton (BHP) | 0.1 | $346k | 4.4k | 78.37 | |
| Cynosure | 0.1 | $330k | 14k | 24.09 | |
| CPI Aerostructures (CVU) | 0.1 | $319k | 32k | 10.01 | |
| Premier Exhibitions | 0.1 | $321k | 118k | 2.71 | |
| Wal-Mart Stores (WMT) | 0.1 | $299k | 4.4k | 68.14 | |
| General Electric Company | 0.1 | $294k | 14k | 20.96 | |
| Travelers Companies (TRV) | 0.1 | $312k | 4.3k | 71.91 | |
| CalAmp | 0.1 | $318k | 38k | 8.32 | |
| First Savings Financial (FSFG) | 0.1 | $290k | 15k | 19.46 | |
| JPMorgan Chase & Co. (JPM) | 0.1 | $276k | 6.3k | 43.93 | |
| Coca-Cola Company (KO) | 0.1 | $260k | 7.2k | 36.20 | |
| Toyota Motor Corporation (TM) | 0.1 | $253k | 2.7k | 93.08 | |
| DigitalGlobe | 0.1 | $259k | 11k | 24.43 | |
| Exxon Mobil Corporation (XOM) | 0.1 | $230k | 2.7k | 86.60 | |
| Abbott Laboratories (ABT) | 0.1 | $236k | 3.6k | 65.56 | |
| Intel Corporation (INTC) | 0.1 | $232k | 11k | 20.61 | |
| Verizon Communications (VZ) | 0.1 | $249k | 5.8k | 43.23 | |
| Us Silica Hldgs (SLCA) | 0.1 | $219k | 13k | 16.72 | |
| Vocera Communications | 0.1 | $233k | 9.3k | 25.05 | |
| H.J. Heinz Company | 0.1 | $202k | 3.5k | 57.71 | |
| eGain Communications Corporation (EGAN) | 0.1 | $188k | 42k | 4.50 | |
| Syneron Medical Ltd ord | 0.1 | $173k | 20k | 8.69 | |
| Access National Corporation | 0.1 | $165k | 13k | 12.99 | |
| Marine Products (MPX) | 0.0 | $102k | 18k | 5.73 | |
| Methode Electronics (MEI) | 0.0 | $117k | 12k | 10.00 | |
| Magnum Hunter Resources Corporation | 0.0 | $94k | 24k | 3.98 | |
| Magic Software Enterprises (MGIC) | 0.0 | $93k | 20k | 4.72 | |
| Xrs | 0.0 | $26k | 45k | 0.58 | |
| Senesco Technologies | 0.0 | $8.0k | 50k | 0.16 | |
| InfoSonics Corporation | 0.0 | $8.0k | 12k | 0.69 | |
| Xenacare Hldgs | 0.0 | $1.4k | 140k | 0.01 |
