OBERWEIS ASSET MANAGEMENT INC/ Diversified Active

Location: Lisle, IL

CIK: 0000937886 · Show all filings

Period: Q2 2013 (Next →)

Filing Date: Aug 14, 2013

Total Value: $353M (100.0% shares, 0.0% debt)

Holdings (147)

Medidata Solutions, Inc. 5.6%
Value $19.65M Shares 253,679 Est. Cost Unrealized
Spreadtrum Communications 4.4%
Value $15.47M Shares 589,535 Est. Cost Unrealized
Francescas Holdings Corp. 4.1%
Value $14.59M Shares 525,123 Est. Cost Unrealized
Web.com Group, Inc. 3.2%
Value $11.22M Shares 438,467 Est. Cost Unrealized
Roadrunner Transportation Syst 3.0%
Value $10.65M Shares 382,507 Est. Cost Unrealized
VNET 21Vianet Group, Inc. - ADR 3.0%
Value $10.46M Shares 922,963 Est. Cost Unrealized
On Assignment, Inc. 2.9%
Value $10.32M Shares 386,074 Est. Cost Unrealized
IPGP IPG Photonics Corp. 2.8%
Value $9.874M Shares 162,595 Est. Cost Unrealized
Ellie Mae, Inc. 2.8%
Value $9.813M Shares 425,187 Est. Cost Unrealized
Stamps.com, Inc. 2.7%
Value $9.682M Shares 245,788 Est. Cost Unrealized
AVG Technologies 2.6%
Value $9.238M Shares 474,949 Est. Cost Unrealized
HMS Holdings Corp. 2.6%
Value $9.164M Shares 393,310 Est. Cost Unrealized
NQ Mobile, Inc. - ADR 2.6%
Value $9.015M Shares 1,115,754 Est. Cost Unrealized
ACTG Acacia Research-Acacia Tech 2.5%
Value $8.922M Shares 399,203 Est. Cost Unrealized
Gulfport Energy Corp. 2.3%
Value $8.024M Shares 170,390 Est. Cost Unrealized
IMMR Immersion Corp Com 2.1%
Value $7.574M Shares 571,628 Est. Cost Unrealized
Advisory Board Co. 2.1%
Value $7.538M Shares 137,940 Est. Cost Unrealized
Bofi Holding, Inc. 2.1%
Value $7.386M Shares 161,191 Est. Cost Unrealized
Cai International, Inc. 1.9%
Value $6.794M Shares 288,237 Est. Cost Unrealized
PMT Pennymac Mortgage Investment 1.8%
Value $6.373M Shares 302,734 Est. Cost Unrealized
Invensense, Inc. 1.8%
Value $6.305M Shares 409,923 Est. Cost Unrealized
HSTM Healthstream Inc. 1.8%
Value $6.215M Shares 245,459 Est. Cost Unrealized
Envestnet, Inc. 1.7%
Value $6.095M Shares 247,757 Est. Cost Unrealized
Cyberonics, Inc. 1.4%
Value $5.089M Shares 97,943 Est. Cost Unrealized
Bonanza Creek Energy, Inc. 1.4%
Value $5.074M Shares 143,099 Est. Cost Unrealized
SHOO Steven Madden Ltd. 1.4%
Value $4.789M Shares 98,995 Est. Cost Unrealized
THRM Gentherm, Inc. 1.2%
Value $4.266M Shares 229,705 Est. Cost Unrealized
Qihoo 360 Technology Co-ADR 1.0%
Value $3.694M Shares 80,000 Est. Cost Unrealized
NTES Netease.Com, Inc. 1.0%
Value $3.632M Shares 57,500 Est. Cost Unrealized
Tangoe, Inc. 1.0%
Value $3.494M Shares 226,410 Est. Cost Unrealized
51Job Inc. ADR 0.9%
Value $3.247M Shares 48,100 Est. Cost Unrealized
Support.com, Inc. 0.9%
Value $3.04M Shares 665,108 Est. Cost Unrealized
Interactive Intelligence Group 0.8%
Value $2.944M Shares 57,050 Est. Cost Unrealized
EXLS Exlservice Holdings 0.7%
Value $2.527M Shares 85,500 Est. Cost Unrealized
EGAN eGain Corp. 0.7%
Value $2.387M Shares 248,110 Est. Cost Unrealized
VIPS Vipshop Holdings Ltd. ADS 0.7%
Value $2.324M Shares 79,700 Est. Cost Unrealized
Datawatch Corp. 0.6%
Value $2.229M Shares 123,540 Est. Cost Unrealized
Endologix, Inc. 0.6%
Value $2.207M Shares 166,200 Est. Cost Unrealized
Multimedia Games 0.6%
Value $2.186M Shares 83,862 Est. Cost Unrealized
OMCL Omnicell, Inc. 0.6%
Value $1.985M Shares 96,600 Est. Cost Unrealized
Dealertrack Technologies, Inc. 0.5%
Value $1.743M Shares 49,200 Est. Cost Unrealized
Valueclick, Inc. 0.5%
Value $1.646M Shares 66,600 Est. Cost Unrealized
LOPE Grand Canyon Education, Inc. 0.5%
Value $1.605M Shares 49,800 Est. Cost Unrealized
TBBK Bancorp, Inc./The 0.4%
Value $1.587M Shares 105,858 Est. Cost Unrealized
Catamaran Corp. 0.4%
Value $1.583M Shares 32,474 Est. Cost Unrealized
Market Leader, Inc. 0.4%
Value $1.52M Shares 142,030 Est. Cost Unrealized
BBSI Barrett Business Services 0.4%
Value $1.477M Shares 28,288 Est. Cost Unrealized
SPY SPDR S&P 500 ETF Trust 0.4%
Value $1.475M Shares 9,200 Est. Cost Unrealized
ZUMZ Zumiez Inc. 0.4%
Value $1.443M Shares 50,200 Est. Cost Unrealized
E-Commerce China Spon ADR 0.4%
Value $1.409M Shares 203,000 Est. Cost Unrealized
EGHT 8X8 Inc. 0.4%
Value $1.409M Shares 171,000 Est. Cost Unrealized
TLYS Tilly's, Inc. 0.4%
Value $1.405M Shares 87,790 Est. Cost Unrealized
SILC Silicom Ltd. 0.4%
Value $1.33M Shares 38,800 Est. Cost Unrealized
NOAH Noah Holdings 0.4%
Value $1.33M Shares 150,000 Est. Cost Unrealized
Wageworks, Inc. 0.4%
Value $1.323M Shares 38,400 Est. Cost Unrealized
INPHI Corp. 0.4%
Value $1.299M Shares 118,100 Est. Cost Unrealized
SYNA Synaptics, Inc. 0.4%
Value $1.284M Shares 33,300 Est. Cost Unrealized
China Lodging Group-Spon ADS 0.4%
Value $1.28M Shares 80,000 Est. Cost Unrealized
Sourcefire, Inc. 0.4%
Value $1.261M Shares 22,700 Est. Cost Unrealized
GIII G III Apparel Group Ltd. 0.4%
Value $1.241M Shares 25,800 Est. Cost Unrealized
BBT Berkshire Hills Bk 0.3%
Value $1.21M Shares 43,600 Est. Cost Unrealized
SSYS Stratasys Ltd. 0.3%
Value $1.181M Shares 14,100 Est. Cost Unrealized
Flotek Inds Inc. 0.3%
Value $1.161M Shares 64,700 Est. Cost Unrealized
Procera Networks, Inc. 0.3%
Value $1.152M Shares 83,920 Est. Cost Unrealized
CPSS Consumer Portfolio Services 0.3%
Value $1.149M Shares 156,500 Est. Cost Unrealized
MMS Maximus, Inc. 0.3%
Value $1.117M Shares 15,000 Est. Cost Unrealized
Sina Corp. 0.3%
Value $1.115M Shares 20,000 Est. Cost Unrealized
HCI HCI Group, Inc. 0.3%
Value $1.087M Shares 35,400 Est. Cost Unrealized
PRLB Proto Labs Inc. 0.3%
Value $1.072M Shares 16,500 Est. Cost Unrealized
RPX Corporation 0.3%
Value $1.037M Shares 61,700 Est. Cost Unrealized
EGBN Eagle Bancorp, Inc. 0.3%
Value $1.036M Shares 46,310 Est. Cost Unrealized
TMHC Taylor Morrison Home Corp. 0.3%
Value $1.029M Shares 42,200 Est. Cost Unrealized
PDFS Pdf Solutions, Inc. 0.3%
Value $988K Shares 53,600 Est. Cost Unrealized
Advanced Emissions Solutions, 0.3%
Value $981K Shares 23,300 Est. Cost Unrealized
Rignet, Inc. 0.3%
Value $902K Shares 35,400 Est. Cost Unrealized
Bryn Mawr Bank Corp. 0.3%
Value $895K Shares 37,400 Est. Cost Unrealized
Sunpower Corp. 0.2%
Value $874K Shares 42,200 Est. Cost Unrealized
Points International Ltd. 0.2%
Value $853K Shares 39,600 Est. Cost Unrealized
Halcon Resources Corp. 0.2%
Value $853K Shares 150,502 Est. Cost Unrealized
AMBA Ambarella, Inc. 0.2%
Value $843K Shares 50,100 Est. Cost Unrealized
Clicksoftware Technologies Ltd 0.2%
Value $838K Shares 100,460 Est. Cost Unrealized
Lannett Company, Inc. 0.2%
Value $806K Shares 67,701 Est. Cost Unrealized
Perficient Inc. 0.2%
Value $796K Shares 59,700 Est. Cost Unrealized
Northern Oil & Gas, Inc. 0.2%
Value $771K Shares 57,800 Est. Cost Unrealized
Cardinal Finl Corp. 0.2%
Value $769K Shares 52,500 Est. Cost Unrealized
Youku Tudou, Inc. 0.2%
Value $768K Shares 40,000 Est. Cost Unrealized
EPL Oil & Gas 0.2%
Value $743K Shares 25,300 Est. Cost Unrealized
IMAX Imax Corp. 0.2%
Value $741K Shares 29,800 Est. Cost Unrealized
Triangle Petroleum Corp. 0.2%
Value $717K Shares 102,300 Est. Cost Unrealized
FANG Diamondback Energy Inc. 0.2%
Value $683K Shares 20,500 Est. Cost Unrealized
DMRC Digimarc Corp. 0.2%
Value $671K Shares 32,300 Est. Cost Unrealized
Comstock Hldg Companies, Inc. 0.2%
Value $658K Shares 237,700 Est. Cost Unrealized
WGO Winnebago Industries, Inc. 0.2%
Value $626K Shares 29,800 Est. Cost Unrealized
MXL Maxlinear, Inc. Class A 0.2%
Value $572K Shares 81,700 Est. Cost Unrealized
Joe's Jeans, Inc. 0.2%
Value $553K Shares 337,387 Est. Cost Unrealized
Protalix Biotherapeu 0.2%
Value $540K Shares 110,000 Est. Cost Unrealized
Callon Petroleum Corp. 0.2%
Value $534K Shares 158,500 Est. Cost Unrealized
CalAmp Corp. 0.1%
Value $529K Shares 36,200 Est. Cost Unrealized
Virtusa Corp. 0.1%
Value $527K Shares 23,800 Est. Cost Unrealized
LGND Ligand Pharmaceuticals Cl B 0.1%
Value $524K Shares 14,000 Est. Cost Unrealized
Infoblox, Inc. 0.1%
Value $521K Shares 17,800 Est. Cost Unrealized
Manitex International, Inc. 0.1%
Value $518K Shares 47,300 Est. Cost Unrealized
Santarus, Inc. 0.1%
Value $486K Shares 23,100 Est. Cost Unrealized
MSFT Microsoft Corp. 0.1%
Value $473K Shares 13,683 Est. Cost Unrealized
Mitcham Industries, Inc. 0.1%
Value $468K Shares 27,900 Est. Cost Unrealized
Taser International, Inc. 0.1%
Value $452K Shares 53,100 Est. Cost Unrealized
Vascular Solutions 0.1%
Value $444K Shares 30,200 Est. Cost Unrealized
IPC The Hospitalist Co. 0.1%
Value $441K Shares 8,580 Est. Cost Unrealized
Bitauto 0.1%
Value $439K Shares 40,000 Est. Cost Unrealized
Panhandle Oil & Gas Inc. 0.1%
Value $433K Shares 15,200 Est. Cost Unrealized
MCD McDonald's Corporation 0.1%
Value $428K Shares 4,325 Est. Cost Unrealized
Arctic Cat Inc. 0.1%
Value $405K Shares 9,000 Est. Cost Unrealized
US Silica Holdings, Inc. 0.1%
Value $395K Shares 19,000 Est. Cost Unrealized
ACIC United Insurance Holdings Co. 0.1%
Value $393K Shares 56,200 Est. Cost Unrealized
Datalink Corp. 0.1%
Value $393K Shares 36,955 Est. Cost Unrealized
JNJ Johnson & Johnson 0.1%
Value $387K Shares 4,508 Est. Cost Unrealized
Walgreen Company 0.1%
Value $385K Shares 8,700 Est. Cost Unrealized
United Financial Bancorp, Inc. 0.1%
Value $383K Shares 25,300 Est. Cost Unrealized
TRV The Travelers Co., Inc. 0.1%
Value $347K Shares 4,347 Est. Cost Unrealized
Cynosure Inc. 0.1%
Value $335K Shares 12,900 Est. Cost Unrealized
Premier Exhibitions, Inc. 0.1%
Value $334K Shares 191,800 Est. Cost Unrealized
VZ Verizon Communications 0.1%
Value $333K Shares 6,607 Est. Cost Unrealized
ALLT Allot Communications Ltd. 0.1%
Value $329K Shares 24,000 Est. Cost Unrealized
FSFG First Savings Financial Group, 0.1%
Value $329K Shares 14,100 Est. Cost Unrealized
JPM JP Morgan Chase & Company Inc. 0.1%
Value $326K Shares 6,182 Est. Cost Unrealized
WMT Wal Mart Stores Inc. 0.1%
Value $301K Shares 4,047 Est. Cost Unrealized
AMGN Amgen, Inc. 0.1%
Value $298K Shares 3,021 Est. Cost Unrealized
NEM Newmont Mining 0.1%
Value $276K Shares 9,214 Est. Cost Unrealized
General Electric Co. 0.1%
Value $268K Shares 11,561 Est. Cost Unrealized
TM Toyota Motor Corp. ADR 0.1%
Value $262K Shares 2,172 Est. Cost Unrealized
Financial Engines, Inc. 0.1%
Value $260K Shares 5,700 Est. Cost Unrealized
INTC Intel Corporation 0.1%
Value $259K Shares 10,686 Est. Cost Unrealized
BHP BHP Billiton Ltd. ADR 0.1%
Value $252K Shares 4,377 Est. Cost Unrealized
KO Coca-Cola 0.1%
Value $245K Shares 6,115 Est. Cost Unrealized
MGC Diagnostics Corp. 0.1%
Value $245K Shares 29,288 Est. Cost Unrealized
AAPL Apple, Inc. 0.1%
Value $243K Shares 613 Est. Cost Unrealized
KMB Kimberly Clark Corp. 0.1%
Value $225K Shares 2,311 Est. Cost Unrealized
MFRI Inc 0.1%
Value $223K Shares 19,600 Est. Cost Unrealized
New Oriental Education 0.1%
Value $221K Shares 10,000 Est. Cost Unrealized
Streamline Health Solutions 0.1%
Value $220K Shares 33,500 Est. Cost Unrealized
XOM Exxon Mobil Corp. 0.1%
Value $204K Shares 2,254 Est. Cost Unrealized
YY 0.1%
Value $201K Shares 7,500 Est. Cost Unrealized
MGIC Magic Software Enterprises Ltd 0.0%
Value $101K Shares 18,800 Est. Cost Unrealized
Furmanite Corp. 0.0%
Value $98,000 Shares 14,600 Est. Cost Unrealized
MPX Marine Products Corp. 0.0%
Value $89,000 Shares 11,100 Est. Cost Unrealized
Xenacare Hldgs, Inc. 0.0%
Value $1,000 Shares 140,000 Est. Cost Unrealized
Senesco Technologies, Inc 0.0%
Value $1,000 Shares 50,000 Est. Cost Unrealized