OBERWEIS ASSET MANAGEMENT INC/ Diversified Active

Location: Lisle, IL

CIK: 0000937886 · Show all filings

Period: Q4 2020 (← Previous) (Next →)

Filing Date: Feb 16, 2021

Total Value: $380M (100.0% shares, 0.0% debt)

Holdings (138)

CSTM Constellium NV Cl A 23.5%
Value $89.27M Shares 6,380,797 Est. Cost Unrealized
FVRR Fiverr Intl Ltd. 17.9%
Value $68.13M Shares 349,224 Est. Cost Unrealized
DAVA Endava Plc Ads 9.5%
Value $36.03M Shares 469,431 Est. Cost Unrealized
UPWK Upwork, Inc. 3.6%
Value $13.84M Shares 401,050 Est. Cost Unrealized
CSTL Castle Biosciences, Inc. 2.9%
Value $10.95M Shares 163,110 Est. Cost Unrealized
CDNA CareDx, Inc. 2.4%
Value $8.929M Shares 123,240 Est. Cost Unrealized
MGNI Magnite, Inc. 2.2%
Value $8.472M Shares 275,857 Est. Cost Unrealized
ChannelAdvisor Corporation 1.3%
Value $5.031M Shares 314,810 Est. Cost Unrealized
Tupperware Corp. 1.2%
Value $4.722M Shares 145,780 Est. Cost Unrealized
DECK Deckers Outdoor Corp. 1.2%
Value $4.643M Shares 16,190 Est. Cost Unrealized
BAND Bandwidth, Inc. 1.2%
Value $4.479M Shares 29,150 Est. Cost Unrealized
SSTK Shutterstock, Inc. 1.1%
Value $4.103M Shares 57,230 Est. Cost Unrealized
ATEC Alphatec Hldgs Inc. 1.0%
Value $3.825M Shares 263,400 Est. Cost Unrealized
VNET 21Vianet Group, Inc. - ADR 1.0%
Value $3.785M Shares 109,100 Est. Cost Unrealized
INPHI Corp. 1.0%
Value $3.708M Shares 23,110 Est. Cost Unrealized
TNDM Tandem Diabetes Care, Inc. 0.9%
Value $3.538M Shares 36,980 Est. Cost Unrealized
Model N, Inc. 0.8%
Value $3.014M Shares 84,480 Est. Cost Unrealized
APPS Digital Turbine, Inc. 0.8%
Value $2.9M Shares 51,275 Est. Cost Unrealized
II-VI Inc. 0.7%
Value $2.738M Shares 36,040 Est. Cost Unrealized
ADUS Addus Homecare Corp. 0.7%
Value $2.646M Shares 22,600 Est. Cost Unrealized
CACI CACI International, Inc. 0.7%
Value $2.549M Shares 10,225 Est. Cost Unrealized
RPD Rapid7, Inc. 0.7%
Value $2.485M Shares 27,560 Est. Cost Unrealized
Golden Nugget Online Gaming, I 0.6%
Value $2.366M Shares 120,100 Est. Cost Unrealized
TAL Tal Education Group ADR 0.6%
Value $2.145M Shares 30,000 Est. Cost Unrealized
SE Sea Ltd 0.6%
Value $2.143M Shares 10,764 Est. Cost Unrealized
CROX Crocs, Inc. 0.5%
Value $1.961M Shares 31,300 Est. Cost Unrealized
PDD Pinduoduo Inc. 0.5%
Value $1.954M Shares 11,000 Est. Cost Unrealized
AMRC Ameresco, Inc. 0.5%
Value $1.923M Shares 36,808 Est. Cost Unrealized
SYNA Synaptics, Inc. 0.5%
Value $1.921M Shares 19,930 Est. Cost Unrealized
BILI Bilibili, Inc. Spon ADR 0.5%
Value $1.903M Shares 22,200 Est. Cost Unrealized
Shyft Group, Inc. 0.5%
Value $1.89M Shares 66,600 Est. Cost Unrealized
TREX Trex Company, Inc. 0.5%
Value $1.774M Shares 21,190 Est. Cost Unrealized
BJ BJs Wholesale Club Holdings, I 0.5%
Value $1.727M Shares 46,330 Est. Cost Unrealized
INMD Inmode Ltd. 0.4%
Value $1.643M Shares 34,600 Est. Cost Unrealized
SPY SPDR S&P 500 ETF Trust 0.4%
Value $1.641M Shares 4,390 Est. Cost Unrealized
ZUMZ Zumiez Inc. 0.4%
Value $1.482M Shares 40,300 Est. Cost Unrealized
ACLS Axcelis Technologies 0.4%
Value $1.436M Shares 49,320 Est. Cost Unrealized
Masonite Intl Corp. 0.4%
Value $1.406M Shares 14,300 Est. Cost Unrealized
LiqTech International, Inc 0.4%
Value $1.35M Shares 168,729 Est. Cost Unrealized
ACHC Acadia Healthcare Co., Inc. 0.3%
Value $1.317M Shares 26,195 Est. Cost Unrealized
UPLD Upland Software, Inc. 0.3%
Value $1.312M Shares 28,600 Est. Cost Unrealized
CAMT Camtek, Ltd. 0.3%
Value $1.292M Shares 58,980 Est. Cost Unrealized
EnPro Industries, Inc. 0.3%
Value $1.239M Shares 16,400 Est. Cost Unrealized
BOOT Boot Barn Hldgs, Inc. 0.3%
Value $1.231M Shares 28,400 Est. Cost Unrealized
COHU Cohu, Inc. 0.3%
Value $1.209M Shares 31,676 Est. Cost Unrealized
MBUU Malibu Boats, Inc. 0.3%
Value $1.193M Shares 19,100 Est. Cost Unrealized
SGI Tempur Sealy International, In 0.3%
Value $1.193M Shares 44,190 Est. Cost Unrealized
Vocera Communications, Inc. 0.3%
Value $1.167M Shares 28,100 Est. Cost Unrealized
MHO M/I Homes, Inc. 0.3%
Value $1.165M Shares 26,300 Est. Cost Unrealized
MX Magnachip Semiconductor Corp. 0.3%
Value $1.153M Shares 85,300 Est. Cost Unrealized
UCTT Ultra Clean Holdings 0.3%
Value $1.153M Shares 37,000 Est. Cost Unrealized
Air Transport Services Group, 0.3%
Value $1.141M Shares 36,400 Est. Cost Unrealized
Avid Bioservices, Inc. 0.3%
Value $1.102M Shares 95,500 Est. Cost Unrealized
SAH Sonic Automotive 'a' 0.3%
Value $1.084M Shares 28,100 Est. Cost Unrealized
Perficient Inc. 0.3%
Value $1.072M Shares 22,500 Est. Cost Unrealized
AAPL Apple, Inc. 0.3%
Value $1.06M Shares 7,991 Est. Cost Unrealized
MYRG MYR Group, Inc. 0.3%
Value $1.058M Shares 17,600 Est. Cost Unrealized
VOXX International Corporation 0.3%
Value $1.05M Shares 82,300 Est. Cost Unrealized
FLXS Flexsteel Inds, Inc. 0.3%
Value $1.049M Shares 30,000 Est. Cost Unrealized
ENSG Ensign Group, Inc. 0.3%
Value $1.035M Shares 14,200 Est. Cost Unrealized
NIO NIO Inc 0.3%
Value $975K Shares 20,000 Est. Cost Unrealized
ALNT Allied Motion Technologies 0.3%
Value $950K Shares 18,600 Est. Cost Unrealized
CRAI CRA Int'l Inc. 0.2%
Value $942K Shares 18,500 Est. Cost Unrealized
COLL Collegium Pharmaceutical, Inc. 0.2%
Value $921K Shares 46,000 Est. Cost Unrealized
Autohome, Inc. ADR 0.2%
Value $897K Shares 9,000 Est. Cost Unrealized
ATEN A10 Networks, Inc. 0.2%
Value $869K Shares 88,100 Est. Cost Unrealized
OOMA OOMA Inc. 0.2%
Value $855K Shares 59,400 Est. Cost Unrealized
CVGI Commercial Vehicle Group 0.2%
Value $848K Shares 98,000 Est. Cost Unrealized
Amedisys Inc. 0.2%
Value $837K Shares 2,852 Est. Cost Unrealized
Antares Pharma, Inc. 0.2%
Value $800K Shares 200,600 Est. Cost Unrealized
Heidrick & Struggles 0.2%
Value $793K Shares 27,000 Est. Cost Unrealized
CEVA Ceva Inc. 0.2%
Value $755K Shares 16,600 Est. Cost Unrealized
GFF Griffon Corp. 0.2%
Value $750K Shares 36,800 Est. Cost Unrealized
IMXI International Money Express, I 0.2%
Value $745K Shares 48,000 Est. Cost Unrealized
Dada Nexus Limited 0.2%
Value $726K Shares 19,900 Est. Cost Unrealized
LOCO El Pollo Loco Hldgs, Inc. 0.2%
Value $688K Shares 38,000 Est. Cost Unrealized
FFWM First Foundation Inc. 0.2%
Value $656K Shares 32,800 Est. Cost Unrealized
MSFT Microsoft Corp. 0.2%
Value $649K Shares 2,920 Est. Cost Unrealized
Arco Platform Ltd. Com Cl A 0.2%
Value $625K Shares 17,620 Est. Cost Unrealized
PTEN Patterson-Uti Energy, Inc. 0.2%
Value $600K Shares 114,000 Est. Cost Unrealized
Adtran, Inc. 0.2%
Value $588K Shares 39,800 Est. Cost Unrealized
JPM JP Morgan Chase & Company Inc. 0.1%
Value $569K Shares 4,477 Est. Cost Unrealized
SHOP Shopify, Inc. 0.1%
Value $567K Shares 501 Est. Cost Unrealized
CCRN Cross Country Healthcare, Inc. 0.1%
Value $566K Shares 63,800 Est. Cost Unrealized
VPG Vishay Precision Group 0.1%
Value $560K Shares 17,800 Est. Cost Unrealized
CDNS Cadence Design System, Inc. 0.1%
Value $540K Shares 3,956 Est. Cost Unrealized
CLFD Clearfield, Inc. 0.1%
Value $534K Shares 21,600 Est. Cost Unrealized
MBWM Mercantile Bank Corp. 0.1%
Value $530K Shares 19,500 Est. Cost Unrealized
JYNT The Joint Corp. 0.1%
Value $525K Shares 20,000 Est. Cost Unrealized
FTCHQ Farfetch Ltd. 0.1%
Value $504K Shares 7,900 Est. Cost Unrealized
EFSC Enterprise Finl Svcs 0.1%
Value $498K Shares 14,256 Est. Cost Unrealized
MA Mastercard, Inc. 0.1%
Value $480K Shares 1,344 Est. Cost Unrealized
PLPC Preformed Line Prods Co. 0.1%
Value $479K Shares 7,000 Est. Cost Unrealized
RBBN Ribbon Communications, Inc. 0.1%
Value $472K Shares 72,000 Est. Cost Unrealized
BABA Alibaba Group Holding Ltd ADR 0.1%
Value $468K Shares 2,010 Est. Cost Unrealized
NGVC Natural Grocers By Vitamin C 0.1%
Value $429K Shares 31,200 Est. Cost Unrealized
MRCY Mercury Systems, Inc. 0.1%
Value $422K Shares 4,790 Est. Cost Unrealized
U Unity Software, Inc. 0.1%
Value $409K Shares 2,664 Est. Cost Unrealized
Daseke, Inc. 0.1%
Value $407K Shares 70,000 Est. Cost Unrealized
Inovalon Holdings, Inc. 0.1%
Value $401K Shares 22,080 Est. Cost Unrealized
FLL Full House Resorts, Inc. 0.1%
Value $393K Shares 100,000 Est. Cost Unrealized
JNJ Johnson & Johnson 0.1%
Value $391K Shares 2,484 Est. Cost Unrealized
NEM Newmont Mining 0.1%
Value $374K Shares 6,238 Est. Cost Unrealized
BioDelivery Sciences Internati 0.1%
Value $372K Shares 88,600 Est. Cost Unrealized
Helix Energy Solutions Group, 0.1%
Value $350K Shares 83,300 Est. Cost Unrealized
TRV The Travelers Co., Inc. 0.1%
Value $349K Shares 2,488 Est. Cost Unrealized
ARAY Accuray Inc. 0.1%
Value $349K Shares 83,800 Est. Cost Unrealized
AMGN Amgen, Inc. 0.1%
Value $344K Shares 1,494 Est. Cost Unrealized
AMZN Amazon.com 0.1%
Value $326K Shares 100 Est. Cost Unrealized
RES RPC, Inc. 0.1%
Value $316K Shares 100,283 Est. Cost Unrealized
RMD Resmed Inc. 0.1%
Value $308K Shares 1,450 Est. Cost Unrealized
CHGG Chegg, Inc. 0.1%
Value $307K Shares 3,400 Est. Cost Unrealized
CLH Clean Harbors, Inc. 0.1%
Value $304K Shares 4,000 Est. Cost Unrealized
INTC Intel Corporation 0.1%
Value $296K Shares 5,936 Est. Cost Unrealized
TTEC TTEC Hldgs, Inc. 0.1%
Value $292K Shares 4,000 Est. Cost Unrealized
Matson, Inc. 0.1%
Value $291K Shares 5,100 Est. Cost Unrealized
MXL Maxlinear, Inc. Class A 0.1%
Value $290K Shares 7,600 Est. Cost Unrealized
Hillenbrand, Inc. 0.1%
Value $275K Shares 6,900 Est. Cost Unrealized
GDOT Green Dot Corp. Cl A 0.1%
Value $268K Shares 4,800 Est. Cost Unrealized
ASGN ASGN, Inc. 0.1%
Value $267K Shares 3,200 Est. Cost Unrealized
WMT Wal Mart Stores Inc. 0.1%
Value $253K Shares 1,757 Est. Cost Unrealized
ACA Arcosa, Inc. 0.1%
Value $253K Shares 4,600 Est. Cost Unrealized
SEM Select Medical Hldgs. Corp 0.1%
Value $252K Shares 9,100 Est. Cost Unrealized
STC Stewart Information Services 0.1%
Value $242K Shares 5,000 Est. Cost Unrealized
BLDR Builders Firstsource 0.1%
Value $241K Shares 5,900 Est. Cost Unrealized
MCD McDonald's Corporation 0.1%
Value $230K Shares 1,072 Est. Cost Unrealized
TNET Trinet Group, Inc. 0.1%
Value $226K Shares 2,800 Est. Cost Unrealized
BHP BHP Billiton Ltd. ADR 0.1%
Value $209K Shares 3,192 Est. Cost Unrealized
VZ Verizon Communications 0.1%
Value $201K Shares 3,421 Est. Cost Unrealized
NOV NOV, Inc. 0.0%
Value $176K Shares 12,800 Est. Cost Unrealized
Realogy Hldgs Corp. 0.0%
Value $165K Shares 12,600 Est. Cost Unrealized
GPRK Geopark Ltd. 0.0%
Value $162K Shares 12,500 Est. Cost Unrealized
Vonage Hldgs Corp 0.0%
Value $155K Shares 12,000 Est. Cost Unrealized
Xenacare Hldgs, Inc. 0.0%
Value $0 Shares 140,000 Est. Cost Unrealized
Titan Oil & Gas, Inc. 0.0%
Value $0 Shares 10,000 Est. Cost Unrealized
ATAR Avatar Ventures 0.0%
Value $0 Shares 10,000 Est. Cost Unrealized
AMR Corp Escrow 0.0%
Value $0 Shares 18,000 Est. Cost Unrealized
American Power Corp 0.0%
Value $0 Shares 10,000 Est. Cost Unrealized