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Oberweis Asset Management Inc/

Q1 2021 Holdings

Filed 2021-05-17 | 170 holdings | $49.8M | 13F-HR | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↓Shares% Portfolio
Alphatec Hldgs Inc.(ATEC)com02081G201$6.9M435,46013.8%
Castle Biosciences, Inc.(CSTL)com14843C105$6.6M97,07013.3%
CareDx, Inc.(CDNA)com14167L103$4.5M65,8409.0%
BJs Wholesale Club Holdings, I(BJ)com05550J101$3.9M86,8307.8%
Axcelis Technologies(ACLS)com054540208$3.0M72,3806.0%
Cadence Design System, Inc.(CDNS)com127387108$2.7M19,4245.3%
Bilibili, Inc. Spon ADR(BILI)com090040106$2.6M24,5005.3%
Angiodynamics, Inc.(ANGO)com03475V101$2.3M98,3004.6%
Ameresco, Inc.(AMRC)com02361E108$2.1M43,0084.2%
Boot Barn Hldgs, Inc.(BOOT)com099406100$1.8M28,4003.6%
Acadia Healthcare Co., Inc.(ACHC)com00404A109$1.5M25,6252.9%
Commercial Vehicle Group(CVGI)com202608105$1.4M143,9002.8%
Cross Country Healthcare, Inc.(CCRN)com227483104$1.4M109,9002.8%
Cohu, Inc.(COHU)com192576106$1.3M31,6762.7%
Crocs, Inc.(CROX)com227046109$1.3M16,4702.7%
Builders Firstsource(BLDR)com12008R107$1.1M22,9002.1%
Collegium Pharmaceutical, Inc.(COLL)com19459J104$976.0K41,2002.0%
Ceva Inc.(CEVA)com157210105$932.0K16,6001.9%
Daqo New Energy Corp.(DQ)com23703Q203$906.0K12,0001.8%
Clearfield, Inc.(CLFD)com18482P103$651.0K21,6001.3%
Alibaba Group Holding Ltd ADR(BABA)com01609W102$435.0K1,9200.9%
Accuray Inc.(ARAY)com004397105$401.0K81,0000.8%
Clean Harbors, Inc.(CLH)com184496107$303.0K3,6000.6%
Concentrix Corp.(CNXC)com20602D101$284.0K1,9000.6%
Commvault Systems, Inc.(CVLT)com204166102$252.0K3,9000.5%
Constellium NV Cl A(CSTM)comF21107101$91.2K6,203,3970.2%
Fiverr Intl Ltd.(FVRR)comM4R82T106$73.8K339,6240.1%
Kornit Digital Ltd.(KRNT)comM6372Q113$41.3K416,8510.1%
Endava Plc Ads(DAVA)com29260V105$40.1K473,0310.1%
Sea Ltd(SE)com81141R100$11.2K50,0630.0%
ChannelAdvisor Corporation(ECOM1USD)com159179100$10.1K427,9000.0%
Organogenesis Hlgs, Inc.(ORGO)com68621F102$8.9K487,4200.0%
Upwork, Inc.(UPWK)com91688F104$8.3K185,3700.0%
Synaptics, Inc.(SYNA)com87157D109$6.7K49,3000.0%
Shutterstock, Inc.(SSTK)com825690100$6.3K71,1690.0%
II-VI Inc.com902104108$5.7K82,9600.0%
Deckers Outdoor Corp.(DECK)com243537107$5.3K16,1200.0%
Inmode Ltd.(INMD)comM5425M103$5.2K72,1600.0%
Tupperware Corp.(TUP)com899896104$5.1K194,4400.0%
Ultra Clean Holdings(UCTT)com90385V107$4.7K80,2100.0%
21Vianet Group, Inc.(VNET)com90138A103$4.3K131,8000.0%
Malibu Boats, Inc.(MBUU)com56117J100$3.6K45,7600.0%
Model N, Inc.(MODNEUR)com607525102$3.3K94,6400.0%
Shopify, Inc.(SHOP)com82509L107$3.2K2,9200.0%
Aviat Networks, Inc.(AVNW)com05366Y201$3.0K42,5000.0%
Halozyme Therapeutics, Inc.(HALO)com40637H109$2.9K68,9000.0%
Masonite Intl Corp.(DOOREUR)com575385109$2.6K22,7950.0%
Golden Nugget Online Gaming, Icom38113L107$2.4K175,4000.0%
Rapid7, Inc.(RPD)com753422104$2.0K26,2800.0%
Magnachip Semiconductor Corp.(MX)com55933J203$1.8K72,3000.0%
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