Oberweis Asset Management

Oberweis Asset Management as of Dec. 31, 2013

Portfolio Holdings for Oberweis Asset Management

Oberweis Asset Management holds 148 positions in its portfolio as reported in the December 2013 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Netqin Mobile 7.1 $29M 2.0M 14.70
21vianet Group (VNET) 4.9 $20M 855k 23.52
Methode Electronics (MEI) 3.7 $15M 450k 34.19
Medidata Solutions 3.5 $14M 236k 60.50
G-III Apparel (GIII) 3.3 $14M 185k 73.96
Ligand Pharmaceuticals In (LGND) 2.7 $11M 213k 52.60
Gulfport Energy Corporation 2.7 $11M 175k 63.13
Wageworks 2.7 $11M 186k 59.44
Invensense 2.5 $10M 500k 20.78
Bonanza Creek Energy 2.3 $9.6M 220k 43.47
Envestnet (ENV) 2.2 $9.0M 223k 40.30
Stamps 2.2 $8.9M 212k 42.10
Barrett Business Services (BBSI) 2.1 $8.8M 95k 92.74
Depository Vipshop Holdings Ltd - Ads receipt (VIPS) 2.0 $8.4M 101k 83.68
Gentium S.p.A. 2.0 $8.3M 145k 57.10
Advisory Board Company 2.0 $8.2M 128k 63.67
Synaptics, Incorporated (SYNA) 2.0 $8.1M 157k 51.81
Web 1.9 $8.0M 251k 31.79
500 1.8 $7.4M 209k 35.37
On Assignment 1.8 $7.4M 211k 34.92
HealthStream (HSTM) 1.7 $6.8M 210k 32.62
Cyberonics 1.6 $6.8M 104k 65.42
Overstock (BYON) 1.6 $6.7M 219k 30.79
PennyMac Mortgage Investment Trust (PMT) 1.5 $6.0M 263k 22.96
Qihoo 360 Technologies Co Lt 1.4 $5.9M 72k 82.06
eGain Communications Corporation (EGAN) 1.4 $5.9M 572k 10.24
Steven Madden (SHOO) 1.3 $5.5M 150k 36.59
PGT 1.3 $5.5M 544k 10.12
SouFun Holdings 1.3 $5.3M 65k 82.40
Icon (ICLR) 1.2 $4.9M 122k 40.42
NetEase (NTES) 1.2 $4.9M 62k 78.60
Noah Holdings (NOAH) 1.1 $4.6M 255k 18.00
Support 1.1 $4.6M 1.2M 3.79
Immersion Corporation (IMMR) 1.1 $4.5M 434k 10.38
Canadian Solar (CSIQ) 1.1 $4.4M 146k 29.82
REPCOM cla 0.9 $3.9M 78k 50.28
Sina Corporation 0.8 $3.5M 42k 84.24
Bitauto Hldg 0.8 $3.3M 105k 31.96
Multimedia Games 0.8 $3.2M 102k 31.36
Ambarella (AMBA) 0.8 $3.1M 92k 33.89
China Lodging 0.7 $3.0M 100k 30.46
Gentherm (THRM) 0.6 $2.6M 95k 26.81
Interactive Intelligence Group 0.6 $2.5M 37k 67.36
Vince Hldg 0.6 $2.4M 78k 30.68
Lannett Company 0.5 $2.2M 67k 33.10
eHealth (EHTH) 0.5 $2.1M 44k 46.50
Grand Canyon Education (LOPE) 0.5 $1.9M 43k 43.61
DealerTrack Holdings 0.5 $1.9M 39k 48.08
Roadrunner Transportation Services Hold. 0.4 $1.8M 67k 26.94
Ban (TBBK) 0.4 $1.7M 97k 17.91
Stratasys (SSYS) 0.4 $1.7M 13k 134.68
China Mobile Games & Entmt G 0.4 $1.7M 66k 25.23
8x8 (EGHT) 0.4 $1.6M 155k 10.15
Avg Technologies 0.4 $1.5M 88k 17.21
IPG Photonics Corporation (IPGP) 0.4 $1.5M 19k 77.62
Omnicell (OMCL) 0.4 $1.5M 58k 25.54
Endologix 0.4 $1.5M 86k 17.44
Rpx Corp 0.3 $1.4M 86k 16.90
Fleetmatics 0.3 $1.4M 33k 43.24
Autohome Inc- (ATHM) 0.3 $1.5M 40k 36.60
Spdr S&p 500 Etf (SPY) 0.3 $1.4M 7.6k 184.61
Epl Oil & Gas 0.3 $1.4M 48k 28.49
Mgc Diagnostics 0.3 $1.4M 107k 12.66
Callidus Software 0.3 $1.3M 97k 13.73
CalAmp 0.3 $1.3M 46k 27.96
Tangoe 0.3 $1.2M 68k 18.01
Diamondback Energy (FANG) 0.3 $1.3M 24k 52.87
Youku 0.3 $1.2M 40k 30.30
Maximus (MMS) 0.3 $1.2M 27k 43.98
Sunpower (SPWR) 0.3 $1.1M 38k 29.82
Datawatch Corporation 0.3 $1.1M 33k 34.02
Ring Energy (REI) 0.3 $1.1M 90k 12.20
Taylor Morrison Hom (TMHC) 0.2 $1.0M 46k 22.45
51job 0.2 $982k 13k 77.94
E Commerce China Dangdang 0.2 $1.0M 105k 9.55
Acadia Healthcare (ACHC) 0.2 $975k 21k 47.33
United Ins Hldgs (ACIC) 0.2 $934k 66k 14.08
SciQuest 0.2 $926k 33k 28.49
Diodes Incorporated (DIOD) 0.2 $876k 37k 23.55
BofI Holding 0.2 $887k 11k 78.46
Momenta Pharmaceuticals 0.2 $789k 45k 17.69
Consumer Portfolio Services (CPSS) 0.2 $794k 85k 9.39
Winnebago Industries (WGO) 0.2 $727k 27k 27.43
Pixelworks (PXLW) 0.2 $736k 153k 4.82
Procera Networks 0.2 $733k 49k 15.01
Infoblox 0.2 $756k 23k 33.01
Synchronoss Technologies 0.2 $702k 23k 31.06
Zumiez (ZUMZ) 0.1 $616k 24k 25.99
Silicom (SILC) 0.1 $636k 14k 45.76
Federated National Holding C 0.1 $616k 42k 14.67
Attunity 0.1 $636k 61k 10.36
Furmanite Corporation 0.1 $558k 53k 10.63
FXCM 0.1 $578k 32k 17.84
QuickLogic Corporation 0.1 $593k 150k 3.95
Us Silica Hldgs (SLCA) 0.1 $570k 17k 34.13
Evolution Petroleum Corporation (EPM) 0.1 $525k 43k 12.34
RigNet 0.1 $532k 11k 47.93
Silver Spring Networks 0.1 $529k 25k 20.99
Sucampo Pharmaceuticals 0.1 $498k 53k 9.40
Northern Oil & Gas 0.1 $470k 31k 15.06
Flotek Industries 0.1 $444k 22k 20.09
Microsoft Corporation (MSFT) 0.1 $393k 11k 37.40
Johnson & Johnson (JNJ) 0.1 $400k 4.4k 91.60
Rentrak Corporation 0.1 $409k 11k 37.87
Montage Technology 0.1 $408k 25k 16.32
Matrix Service Company (MTRX) 0.1 $376k 15k 24.42
Bryn Mawr Bank 0.1 $371k 12k 30.16
Financial Engines 0.1 $354k 5.1k 69.41
Expedia (EXPE) 0.1 $356k 5.1k 69.57
JPMorgan Chase & Co. (JPM) 0.1 $336k 5.7k 58.44
Travelers Companies (TRV) 0.1 $350k 3.9k 90.60
Verizon Communications (VZ) 0.1 $315k 6.4k 49.20
Amgen (AMGN) 0.1 $327k 2.9k 114.06
Perficient (PRFT) 0.1 $323k 14k 23.41
TASER International 0.1 $333k 21k 15.86
Callon Pete Co Del Com Stk 0.1 $346k 53k 6.53
MaxLinear (MXL) 0.1 $340k 33k 10.43
qunar Cayman Is Ltd spns adr cl b 0.1 $334k 13k 26.51
Wal-Mart Stores (WMT) 0.1 $297k 3.8k 78.80
Apple (AAPL) 0.1 $288k 513.00 561.40
Silicon Image 0.1 $295k 48k 6.15
BHP Billiton (BHP) 0.1 $273k 4.0k 68.16
Triangle Petroleum Corporation 0.1 $275k 33k 8.33
Advanced Emissions (ARQ) 0.1 $277k 5.1k 54.31
MasterCard Incorporated (MA) 0.1 $243k 291.00 835.05
Intel Corporation (INTC) 0.1 $256k 9.9k 25.94
Nu Skin Enterprises (NUS) 0.1 $235k 1.7k 138.24
Toyota Motor Corporation (TM) 0.1 $239k 2.0k 121.81
Eagle Ban (EGBN) 0.1 $232k 7.6k 30.61
Bank of New York Mellon Corporation (BK) 0.1 $222k 6.4k 34.92
Exxon Mobil Corporation (XOM) 0.1 $208k 2.1k 101.22
Kimberly-Clark Corporation (KMB) 0.1 $215k 2.1k 104.52
Wells Fargo & Company (WFC) 0.1 $208k 4.6k 45.47
Encore Capital (ECPG) 0.1 $221k 4.4k 50.23
Performance Technologies 0.1 $200k 53k 3.75
Vascular Solutions 0.1 $227k 9.8k 23.16
Alcatel-Lucent 0.1 $206k 47k 4.39
IGI Laboratories 0.1 $191k 63k 3.05
Catamaran 0.1 $220k 4.6k 47.52
ShoreTel 0.0 $162k 18k 9.26
Westell Technologies 0.0 $173k 43k 4.05
Extreme Networks (EXTR) 0.0 $115k 17k 6.97
Innovative Solutions & Support (ISSC) 0.0 $108k 15k 7.30
Comstock Homebuilding Companies 0.0 $141k 71k 2.00
Lionbridge Technologies 0.0 $139k 23k 5.97
inContact, Inc . 0.0 $126k 16k 7.80
Streamline Health Solutions (STRM) 0.0 $90k 13k 6.98
Xenacare Hldgs 0.0 $0 140k 0.00