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Oberweis Asset Management Inc/

Q1 2023 Holdings

Filed 2023-05-15 | 174 holdings | $644.5M | 13F-HR | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↓Shares% Portfolio
Constellium NV Cl A(CSTM)comF21107101$69.6M4,553,78610.8%
Axcelis Technologies(ACLS)com054540208$36.2M271,9895.6%
Aehr Test Systems(AEHR)com00760J108$21.7M699,1083.4%
Impinj, Inc.(PI)com453204109$19.8M146,2753.1%
Perion Network, Ltd.(PERI)comM78673114$15.3M387,1702.4%
Lantheus Hldgs Inc.(LNTH)com516544103$14.7M178,5402.3%
Crocs, Inc.(CROX)com227046109$13.3M105,3502.1%
Deckers Outdoor Corp.(DECK)com243537107$12.7M28,2802.0%
Alphatec Hldgs Inc.(ATEC)com02081G201$10.6M678,5301.6%
Veritiv Corp.(VRTVEUR)com923454102$9.1M67,4901.4%
TransMedics Group, Inc.(TMDX)com89377M109$8.2M108,3001.3%
Belden, Inc.(BDC)com077454106$8.0M92,6721.2%
Clean Harbors, Inc.(CLH)com184496107$7.2M50,8351.1%
ICF International, Inc.(ICFI)com44925C103$7.0M63,4001.1%
Amphastar Pharmaceuticals, Inc(AMPH)com03209R103$6.7M178,2001.0%
OneSpan, Inc.(OSPN)com68287N100$6.3M361,3001.0%
Halozyme Therapeutics, Inc.(HALO)com40637H109$6.3M164,0401.0%
Ciena Corporation(CIEN)com171779309$6.2M118,3051.0%
Visteon Corp.(VC)com92839U206$6.2M39,4001.0%
Allegro MicroSystems, Inc.(ALGM)com01749D105$5.9M123,5000.9%
Evolent Health, Inc.(EVH)com30050B101$5.4M167,7100.8%
Axonics, Inc.(AXNX*)com05465P101$5.2M95,7400.8%
Everi Hldgs, Inc.(G2C)com30034T103$5.2M301,3000.8%
SeaWorld Entertainment Inc.(PRKS)com81282V100$5.0M80,8000.8%
Maxlinear, Inc. Class A(MXL)com57776J100$4.9M140,4600.8%
Model N, Inc.(MODNEUR)com607525102$4.9M146,2400.8%
Fabrinet(FN)comG3323L100$4.8M40,1450.7%
Veracyte, Inc.(VCYT)com92337F107$4.7M212,1800.7%
RPC, Inc.(RES)com749660106$4.7M614,7850.7%
Cabot Corp.(CBT)com127055101$4.6M60,3510.7%
Bel Fuse, Inc.(BELFB)com077347300$4.6M121,5000.7%
Synaptics, Inc.(SYNA)com87157D109$4.5M40,2600.7%
Ultra Clean Holdings(UCTT)com90385V107$4.4M132,7000.7%
Tactile Sys Technology, Inc.(TCMD)com87357P100$4.3M259,5500.7%
Inmode Ltd.(INMD)comM5425M103$4.1M129,0000.6%
Treace Medical Concepts, Inc.(TMCI)com89455T109$3.9M154,3000.6%
Adma Biologics, Inc.(ADMA)com000899104$3.9M1,169,5000.6%
Extreme Networks, Inc.(EXTR)com30226D106$3.8M201,0000.6%
Cadence Design System, Inc.(CDNS)com127387108$3.7M17,7000.6%
NerdWallet, Inc.(NRDS)com64082B102$3.7M229,7000.6%
Sterling Construction Co., Inc(STRL)com859241101$3.7M97,9000.6%
Playa Hotels & Resorts N.V.comN70544106$3.7M383,2000.6%
Silicon Laboratories, Inc.(SLAB)com826919102$3.6M20,8100.6%
The Chefs Warehouse, Inc.(CHEF)com163086101$3.5M103,6000.5%
Inter Parfums(IPAR)com458334109$3.5M24,4000.5%
Camtek, Ltd.(CAMT)comM20791105$3.3M117,6800.5%
Alteryx, Inc. Com Cl A(AYXEUR)com02156B103$3.3M56,3500.5%
A10 Networks, Inc.(ATEN)com002121101$3.3M213,7000.5%
Calix, Inc.(CALX)com13100M509$3.3M61,1000.5%
Aviat Networks, Inc.(AVNW)com05366Y201$3.3M94,5070.5%
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