Oberweis Asset Management

Oberweis Asset Management as of Sept. 30, 2013

Portfolio Holdings for Oberweis Asset Management

Oberweis Asset Management holds 141 positions in its portfolio as reported in the September 2013 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Netqin Mobile 6.1 $22M 991k 21.79
21vianet Group (VNET) 4.3 $15M 914k 16.49
Spreadtrum Communications 3.8 $13M 437k 30.46
Medidata Solutions 3.6 $13M 129k 98.93
Methode Electronics (MEI) 3.3 $11M 409k 28.00
Gulfport Energy Corporation 3.2 $11M 174k 64.34
Bonanza Creek Energy 2.9 $10M 212k 48.26
Ctrip.com International 2.9 $10M 174k 58.36
On Assignment 2.8 $9.7M 295k 33.00
Stamps 2.7 $9.7M 210k 45.93
Wageworks 2.7 $9.3M 185k 50.45
Roadrunner Transportation Services Hold. 2.6 $9.3M 330k 28.24
Web 2.3 $8.0M 249k 32.35
HealthStream (HSTM) 2.3 $8.0M 211k 37.88
Invensense 2.2 $7.8M 441k 17.62
Avg Technologies 2.2 $7.7M 321k 23.94
Advisory Board Company 2.2 $7.6M 127k 59.48
Envestnet (ENV) 2.1 $7.2M 234k 31.00
Synaptics, Incorporated (SYNA) 2.0 $7.0M 158k 44.25
Depository Vipshop Holdings Ltd - Ads receipt (VIPS) 1.9 $6.7M 119k 56.80
PennyMac Mortgage Investment Trust (PMT) 1.9 $6.5M 288k 22.68
Barrett Business Services (BBSI) 1.8 $6.5M 96k 67.31
Ligand Pharmaceuticals In (LGND) 1.8 $6.4M 149k 43.28
Immersion Corporation (IMMR) 1.8 $6.4M 482k 13.20
eGain Communications Corporation (EGAN) 1.6 $5.7M 381k 15.09
Overstock (BYON) 1.6 $5.7M 192k 29.67
Qihoo 360 Technologies Co Lt 1.6 $5.5M 66k 83.20
Steven Madden (SHOO) 1.5 $5.4M 100k 53.83
PGT 1.5 $5.3M 533k 9.90
Cyberonics 1.5 $5.3M 104k 50.74
Noah Holdings (NOAH) 1.2 $4.2M 248k 17.05
NetEase (NTES) 1.1 $3.7M 51k 72.61
BofI Holding 1.0 $3.5M 55k 64.81
E Commerce China Dangdang 0.9 $3.2M 305k 10.48
Sina Corporation 0.9 $3.1M 39k 81.17
Multimedia Games 0.7 $2.4M 70k 34.55
Tangoe 0.7 $2.3M 96k 23.83
Support 0.6 $2.1M 384k 5.45
Ambarella (AMBA) 0.6 $2.0M 105k 19.52
SouFun Holdings 0.6 $2.0M 39k 51.64
G-III Apparel (GIII) 0.6 $1.9M 36k 54.59
Ban (TBBK) 0.5 $1.9M 108k 17.69
Interactive Intelligence Group 0.5 $1.9M 29k 63.49
China Lodging 0.5 $1.8M 95k 18.99
Grand Canyon Education (LOPE) 0.5 $1.7M 41k 40.24
Gentherm (THRM) 0.5 $1.6M 84k 19.09
DealerTrack Holdings 0.4 $1.6M 37k 42.84
Gentium S.p.A. 0.4 $1.6M 57k 27.13
Spdr S&p 500 Etf (SPY) 0.4 $1.5M 9.2k 167.93
Omnicell (OMCL) 0.4 $1.5M 62k 23.68
8x8 (EGHT) 0.4 $1.4M 143k 10.07
Bitauto Hldg 0.4 $1.4M 88k 16.12
Endologix 0.4 $1.3M 81k 16.14
Stratasys (SSYS) 0.3 $1.2M 11k 101.23
eHealth (EHTH) 0.3 $1.1M 35k 32.26
Epl Oil & Gas 0.3 $1.1M 31k 37.12
Zumiez (ZUMZ) 0.3 $1.1M 41k 27.53
Maximus (MMS) 0.3 $1.1M 24k 45.04
REPCOM cla 0.3 $1.1M 23k 46.78
Taylor Morrison Hom (TMHC) 0.3 $1.0M 45k 22.66
Diodes Incorporated (DIOD) 0.3 $990k 40k 24.50
FXCM 0.3 $976k 49k 19.76
Datawatch Corporation 0.3 $900k 32k 27.89
Sunpower (SPWR) 0.3 $892k 34k 26.16
Infoblox 0.2 $866k 21k 41.84
Canadian Solar (CSIQ) 0.2 $850k 50k 17.00
51job 0.2 $819k 11k 71.84
PDF Solutions (PDFS) 0.2 $813k 38k 21.23
Diamondback Energy (FANG) 0.2 $797k 19k 42.62
Synchronoss Technologies 0.2 $788k 21k 38.07
Procera Networks 0.2 $738k 48k 15.50
IPG Photonics Corporation (IPGP) 0.2 $733k 13k 56.38
Expedia (EXPE) 0.2 $715k 14k 51.80
Acadia Healthcare (ACHC) 0.2 $658k 17k 39.40
Winnebago Industries (WGO) 0.2 $626k 24k 25.98
Pixelworks (PXLW) 0.2 $614k 153k 4.02
Ellie Mae 0.2 $595k 19k 31.99
Fleetmatics 0.2 $567k 15k 37.55
Furmanite Corporation 0.2 $554k 56k 9.89
Francescas Hldgs Corp 0.2 $549k 30k 18.63
Youku 0.2 $548k 20k 27.40
Rpx Corp 0.2 $535k 31k 17.54
Flotek Industries 0.1 $508k 22k 22.99
Silicom (SILC) 0.1 $486k 13k 37.10
Evolution Petroleum Corporation (EPM) 0.1 $479k 43k 11.26
Proto Labs (PRLB) 0.1 $435k 5.7k 76.32
Santarus 0.1 $420k 19k 22.58
Northern Oil & Gas 0.1 $411k 29k 14.42
Microsoft Corporation (MSFT) 0.1 $406k 12k 33.30
Tillys (TLYS) 0.1 $404k 28k 14.53
United Ins Hldgs (ACIC) 0.1 $396k 45k 8.83
ExlService Holdings (EXLS) 0.1 $393k 14k 28.48
Insys Therapeutics 0.1 $388k 11k 34.95
Consumer Portfolio Services (CPSS) 0.1 $383k 65k 5.93
Johnson & Johnson (JNJ) 0.1 $382k 4.4k 86.64
RigNet 0.1 $380k 11k 36.19
Us Silica Hldgs (SLCA) 0.1 $378k 15k 24.87
Mgc Diagnostics 0.1 $363k 33k 10.94
Arctic Cat 0.1 $354k 6.2k 57.10
Travelers Companies (TRV) 0.1 $334k 3.9k 84.75
Bryn Mawr Bank 0.1 $332k 12k 26.99
Momenta Pharmaceuticals 0.1 $325k 23k 14.38
Triangle Petroleum Corporation 0.1 $324k 33k 9.82
Amgen (AMGN) 0.1 $310k 2.8k 111.87
Matrix Service Company (MTRX) 0.1 $302k 15k 19.61
JPMorgan Chase & Co. (JPM) 0.1 $300k 5.8k 51.66
Verizon Communications (VZ) 0.1 $298k 6.4k 46.60
Callon Pete Co Del Com Stk 0.1 $290k 53k 5.47
Ints Intl 0.1 $289k 13k 23.12
Wal-Mart Stores (WMT) 0.1 $282k 3.8k 73.96
Financial Engines 0.1 $273k 4.6k 59.35
BHP Billiton (BHP) 0.1 $270k 4.1k 66.42
MaxLinear (MXL) 0.1 $270k 33k 8.28
Rocky Brands (RCKY) 0.1 $265k 15k 17.43
TASER International 0.1 $263k 18k 14.86
Apple (AAPL) 0.1 $258k 542.00 476.01
Silicon Image 0.1 $256k 48k 5.33
Toyota Motor Corporation (TM) 0.1 $255k 2.0k 128.08
Newmont Mining Corporation (NEM) 0.1 $254k 9.1k 28.06
Perficient (PRFT) 0.1 $253k 14k 18.33
Protalix BioTherapeutics 0.1 $246k 54k 4.54
Intel Corporation (INTC) 0.1 $230k 10k 22.92
Advanced Emissions (ARQ) 0.1 $218k 5.1k 42.75
Eagle Ban (EGBN) 0.1 $214k 7.6k 28.23
CalAmp 0.1 $213k 12k 17.60
Catamaran 0.1 $213k 4.6k 46.00
MasterCard Incorporated (MA) 0.1 $202k 301.00 671.10
Encore Capital (ECPG) 0.1 $201k 4.4k 45.68
Renewable Energy 0.1 $195k 13k 15.12
Performance Technologies 0.1 $190k 66k 2.88
Datalink Corporation 0.0 $158k 12k 13.51
inContact, Inc . 0.0 $133k 16k 8.23
Manitex International (MNTX) 0.0 $131k 12k 10.92
Comstock Homebuilding Companies 0.0 $128k 71k 1.82
Innovative Solutions & Support (ISSC) 0.0 $118k 15k 7.97
Streamline Health Solutions (STRM) 0.0 $98k 13k 7.60
Wet Seal 0.0 $80k 20k 3.92
AMR Corporation 0.0 $66k 16k 4.12
Premier Exhibitions 0.0 $51k 33k 1.54
Senesco Technologies 0.0 $2.0k 50k 0.04
Xenacare Hldgs 0.0 $0 140k 0.00