Oberweis Asset Management

Oberweis Asset Management as of Sept. 30, 2023

Portfolio Holdings for Oberweis Asset Management

Oberweis Asset Management holds 195 positions in its portfolio as reported in the September 2023 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Constellium Se cl a (CSTM) 5.7 $53M 2.9M 18.20
Aehr Test Systems (AEHR) 4.4 $42M 910k 45.70
Axcelis Technologies (ACLS) 3.4 $32M 194k 163.05
Weatherford Intl Ordf (WFRD) 1.9 $18M 197k 90.33
Alphatec Holdings (ATEC) 1.7 $16M 1.2M 12.97
Perion Network (PERI) 1.5 $14M 470k 30.63
Vertiv Holdings Llc vertiv holdings (VRT) 1.5 $14M 381k 37.20
Veracyte (VCYT) 1.4 $13M 598k 22.33
Deckers Outdoor Corporation (DECK) 1.4 $13M 26k 514.09
Lantheus Holdings Inc Common Stock Usd 0.01 (LNTH) 1.2 $12M 169k 69.48
ICF International (ICFI) 1.2 $12M 96k 120.81
Camtek (CAMT) 1.1 $10M 166k 62.26
Universal Display Corporation (OLED) 1.0 $9.7M 62k 156.99
Extreme Networks (EXTR) 1.0 $9.2M 382k 24.21
Axonics Modulation Technolog (AXNX) 1.0 $9.1M 162k 56.12
Belden (BDC) 0.9 $8.8M 92k 96.55
Flowserve Corporation (FLS) 0.9 $8.4M 211k 39.77
Transmedics Group (TMDX) 0.9 $8.3M 151k 54.75
Sterling Construction Company (STRL) 0.9 $8.1M 110k 73.48
Visteon Corporation (VC) 0.9 $8.0M 58k 138.07
AeroVironment (AVAV) 0.8 $7.7M 69k 111.53
Clean Harbors (CLH) 0.8 $7.6M 45k 167.36
Encompass Health Corp (EHC) 0.8 $7.5M 112k 67.16
Adma Biologics (ADMA) 0.8 $7.4M 2.1M 3.58
Power Integrations (POWI) 0.8 $7.2M 95k 76.31
Allegro Microsystems Ord (ALGM) 0.8 $7.2M 226k 31.94
Parsons Corporation (PSN) 0.8 $7.1M 131k 54.35
Amphastar Pharmaceuticals (AMPH) 0.7 $7.0M 153k 45.99
Evolent Health (EVH) 0.7 $7.0M 256k 27.23
Crocs (CROX) 0.7 $6.9M 79k 88.23
Haemonetics Corporation (HAE) 0.7 $6.9M 77k 89.58
Si-bone (SIBN) 0.7 $6.7M 315k 21.24
CECO Environmental (CECO) 0.7 $6.7M 417k 15.97
Merit Medical Systems (MMSI) 0.7 $6.6M 96k 69.02
FormFactor (FORM) 0.7 $6.6M 188k 34.94
Blue Bird Corp (BLBD) 0.7 $6.5M 307k 21.35
Ultra Clean Holdings (UCTT) 0.7 $6.5M 218k 29.67
Veeco Instruments (VECO) 0.7 $6.4M 227k 28.11
Navitas Semiconductor Corp-a (NVTS) 0.7 $6.3M 913k 6.95
RPC (RES) 0.7 $6.3M 709k 8.94
Firstcash Holdings (FCFS) 0.7 $6.2M 62k 100.38
Acm Research (ACMR) 0.7 $6.2M 342k 18.11
Woodward Governor Company (WWD) 0.6 $6.1M 49k 124.26
Model N (MODN) 0.6 $5.9M 241k 24.41
HNI Corporation (HNI) 0.6 $5.9M 170k 34.63
Primoris Services (PRIM) 0.6 $5.8M 179k 32.73
Huron Consulting (HURN) 0.6 $5.8M 56k 104.16
Vectrus (VVX) 0.6 $5.8M 113k 51.66
Bel Fuse (BELFB) 0.6 $5.8M 122k 47.72
Dynavax Technologies (DVAX) 0.6 $5.7M 385k 14.77
Mgp Ingredients Inc Common Sto (MGPI) 0.6 $5.7M 54k 105.48
Zeta Global Holdings Corp (ZETA) 0.6 $5.6M 675k 8.35
Inter Parfums (IPAR) 0.6 $5.6M 42k 134.34
Allison Transmission Hldngs I (ALSN) 0.6 $5.6M 94k 59.06
Spx Corp (SPXC) 0.6 $5.5M 68k 81.40
Seaworld Entertainment (PRKS) 0.6 $5.5M 119k 46.25
Inmode Ltd. Inmd (INMD) 0.6 $5.5M 180k 30.46
Acadia Healthcare (ACHC) 0.6 $5.5M 78k 70.31
Federal Signal Corporation (FSS) 0.6 $5.5M 91k 59.73
CIRCOR International 0.6 $5.5M 98k 55.75
Option Care Health (OPCH) 0.6 $5.4M 168k 32.35
Onto Innovation (ONTO) 0.6 $5.2M 41k 127.52
Oshkosh Corporation (OSK) 0.5 $5.2M 54k 95.43
Preferred Bank, Los Angeles (PFBC) 0.5 $5.1M 83k 62.25
Applied Optoelectronics (AAOI) 0.5 $5.1M 468k 10.97
Playa Hotels & Resorts Nv (PLYA) 0.5 $5.1M 702k 7.24
Frontdoor (FTDR) 0.5 $5.0M 165k 30.59
Boot Barn Hldgs (BOOT) 0.5 $4.9M 61k 81.19
Ez (EZPW) 0.5 $4.9M 595k 8.25
Earthstone Energy 0.5 $4.9M 241k 20.24
Hexcel Corporation (HXL) 0.5 $4.8M 73k 65.14
LSI Industries (LYTS) 0.5 $4.7M 299k 15.88
Applied Industrial Technologies (AIT) 0.5 $4.7M 31k 154.61
Treace Med Concepts (TMCI) 0.5 $4.7M 356k 13.11
Photronics (PLAB) 0.5 $4.7M 230k 20.21
Tactile Systems Technology, In (TCMD) 0.5 $4.6M 330k 14.05
Employers Holdings (EIG) 0.5 $4.5M 112k 39.95
Sp Plus 0.5 $4.4M 123k 36.10
Allegiant Travel Company (ALGT) 0.5 $4.4M 57k 76.86
Granite Construction (GVA) 0.5 $4.4M 115k 38.02
Digi International (DGII) 0.5 $4.3M 161k 27.00
Petiq (PETQ) 0.5 $4.3M 220k 19.70
Super Micro Computer (SMCI) 0.5 $4.3M 16k 274.22
Weave Communications (WEAV) 0.5 $4.3M 524k 8.15
Dmc Global (BOOM) 0.5 $4.3M 174k 24.47
Sun Ctry Airls Hldgs (SNCY) 0.4 $4.2M 283k 14.84
Abercrombie & Fitch (ANF) 0.4 $4.1M 74k 56.37
Maximus (MMS) 0.4 $4.1M 55k 74.68
Quaker Chemical Corporation (KWR) 0.4 $4.1M 26k 160.00
Janus International Group In (JBI) 0.4 $4.1M 379k 10.70
Cadence Design Systems (CDNS) 0.4 $4.0M 17k 234.30
H&E Equipment Services (HEES) 0.4 $4.0M 92k 43.19
Aviat Networks (AVNW) 0.4 $3.9M 125k 31.20
Allegheny Technologies Incorporated (ATI) 0.4 $3.9M 95k 41.15
Nextracker (NXT) 0.4 $3.9M 97k 40.16
International Seaways (INSW) 0.4 $3.9M 87k 45.00
Modine Manufacturing (MOD) 0.4 $3.9M 85k 45.75
Unum (UNM) 0.4 $3.8M 77k 49.19
CryoLife (AORT) 0.4 $3.8M 248k 15.16
Helix Energy Solutions (HLX) 0.4 $3.7M 336k 11.17
M/I Homes (MHO) 0.4 $3.7M 44k 84.04
Fabrinet (FN) 0.4 $3.7M 22k 166.62
Clearwater Paper (CLW) 0.4 $3.7M 101k 36.25
Patterson-UTI Energy (PTEN) 0.4 $3.6M 262k 13.84
NeoGenomics (NEO) 0.4 $3.6M 293k 12.30
G-III Apparel (GIII) 0.4 $3.6M 144k 24.92
Haynes International (HAYN) 0.4 $3.5M 76k 46.52
Catalyst Pharmaceutical Partners (CPRX) 0.4 $3.4M 294k 11.69
Grocery Outlet Hldg Corp (GO) 0.4 $3.3M 116k 28.85
Monarch Casino & Resort (MCRI) 0.4 $3.3M 54k 62.10
Ciena Corporation (CIEN) 0.4 $3.3M 70k 47.26
Jeld-wen Hldg (JELD) 0.4 $3.3M 247k 13.36
Mannkind (MNKD) 0.4 $3.3M 798k 4.13
Everi Hldgs (EVRI) 0.3 $3.3M 249k 13.22
Fastly Inc cl a (FSLY) 0.3 $3.3M 170k 19.17
A10 Networks (ATEN) 0.3 $3.2M 215k 15.03
Shoals Technologies Group Cl A Ord (SHLS) 0.3 $3.2M 174k 18.25
Amylyx Pharmaceuticals (AMLX) 0.3 $3.1M 170k 18.31
LeMaitre Vascular (LMAT) 0.3 $3.1M 57k 54.48
Chefs Whse (CHEF) 0.3 $3.1M 146k 21.18
OSI Systems (OSIS) 0.3 $3.0M 25k 118.04
Nov (NOV) 0.3 $2.9M 141k 20.90
Primo Water (PRMW) 0.3 $2.9M 212k 13.80
Oxford Industries (OXM) 0.3 $2.9M 30k 96.13
ScanSource (SCSC) 0.3 $2.9M 96k 30.31
Matador Resources (MTDR) 0.3 $2.9M 49k 59.48
Apex Technology Acqui-cl A (AVPT) 0.3 $2.9M 425k 6.72
Comstock Resources (CRK) 0.3 $2.8M 251k 11.03
Liberty Oilfield Services -a (LBRT) 0.3 $2.8M 149k 18.52
Mercantile Bank (MBWM) 0.3 $2.6M 86k 30.91
BJ's Restaurants (BJRI) 0.3 $2.6M 112k 23.46
Rover Group 0.3 $2.6M 408k 6.26
Wingstop (WING) 0.3 $2.6M 14k 179.84
Qualys (QLYS) 0.3 $2.5M 17k 152.55
Pinduoduo (PDD) 0.3 $2.5M 25k 98.07
Caleres (CAL) 0.3 $2.4M 84k 28.76
Gibraltar Industries (ROCK) 0.3 $2.4M 36k 67.51
VSE Corporation (VSEC) 0.3 $2.4M 48k 50.44
Elf Beauty (ELF) 0.3 $2.4M 22k 109.83
Comfort Systems USA (FIX) 0.3 $2.4M 14k 170.41
1st Source Corporation (SRCE) 0.2 $2.4M 56k 42.09
Miniso Group Hold Adr Rep 4 Cl A Ord (MNSO) 0.2 $2.3M 90k 25.90
Array Technologies (ARRY) 0.2 $2.3M 104k 22.19
Murphy Usa (MUSA) 0.2 $2.3M 6.7k 341.73
Magnolia Oil & Gas Corp magnolia oil & gas corp (MGY) 0.2 $2.3M 99k 22.91
Quanterix Ord (QTRX) 0.2 $2.3M 83k 27.14
Heritage Financial Corporation (HFWA) 0.2 $2.2M 136k 16.31
Simpson Manufacturing (SSD) 0.2 $2.2M 15k 149.81
Gorman-Rupp Company (GRC) 0.2 $2.1M 65k 32.90
PDF Solutions (PDFS) 0.2 $2.1M 66k 32.40
McGrath Rent (MGRC) 0.2 $2.1M 21k 100.24
Powell Industries (POWL) 0.2 $2.1M 25k 82.90
Hawkins (HWKN) 0.2 $2.1M 36k 58.85
AtriCure (ATRC) 0.2 $2.1M 47k 43.80
Washington Federal (WAFD) 0.2 $2.0M 80k 25.62
First Merchants Corporation (FRME) 0.2 $2.0M 73k 27.82
ePlus (PLUS) 0.2 $2.0M 32k 63.52
Rapid7 (RPD) 0.2 $2.0M 44k 45.78
Texas Roadhouse (TXRH) 0.2 $2.0M 21k 96.10
Impinj (PI) 0.2 $2.0M 36k 55.03
Halozyme Therapeutics (HALO) 0.2 $1.9M 51k 38.20
Biosante Pharmaceuticals (ANIP) 0.2 $1.9M 33k 58.06
Trex Company (TREX) 0.2 $1.9M 30k 61.63
Destination Xl (DXLG) 0.2 $1.9M 416k 4.48
Astec Industries (ASTE) 0.2 $1.9M 39k 47.11
Vishay Precision (VPG) 0.2 $1.8M 55k 33.58
Upwork (UPWK) 0.2 $1.6M 143k 11.36
Spdr S&p 500 Etf (SPY) 0.2 $1.5M 3.6k 427.53
Li Auto (LI) 0.1 $1.4M 38k 35.65
Alta Equipment Group (ALTG) 0.1 $1.3M 110k 12.06
Cadre Hldgs (CDRE) 0.1 $1.3M 47k 26.65
Legend Biotech 2 Adr Rep Ord (LEGN) 0.1 $1.1M 16k 67.17
Taiwan Semiconductor Mfg (TSM) 0.1 $1.0M 12k 86.90
Full House Resorts (FLL) 0.1 $953k 223k 4.27
Amtech Systems (ASYS) 0.1 $906k 119k 7.62
Microsoft Corporation (MSFT) 0.1 $895k 2.8k 315.75
Apple (AAPL) 0.1 $834k 4.9k 171.22
Cvd Equipment Corp equity (CVV) 0.1 $685k 103k 6.65
JPMorgan Chase & Co. (JPM) 0.1 $581k 4.0k 145.02
Johnson & Johnson (JNJ) 0.0 $395k 2.5k 155.78
Travelers Companies (TRV) 0.0 $358k 2.2k 163.30
Amgen (AMGN) 0.0 $329k 1.2k 268.67
MasterCard Incorporated (MA) 0.0 $327k 825.00 396.05
Grupo Aeroportuario del Centro Nort (OMAB) 0.0 $235k 2.7k 86.91
McDonald's Corporation (MCD) 0.0 $222k 842.00 263.36
Arcos Dorados Holdings (ARCO) 0.0 $220k 23k 9.46
Amazon (AMZN) 0.0 $216k 1.7k 127.12
Wal-Mart Stores (WMT) 0.0 $216k 1.3k 159.99
ResMed (RMD) 0.0 $214k 1.5k 147.87
Dada Nexus 1 Ads Rep 4 Ord (DADA) 0.0 $102k 23k 4.45
Avatar Ventures (ATAR) 0.0 $1.000000 10k 0.00
Titan Oil & Gas 0.0 $0 10k 0.00
American Power Corp 0.0 $0 10k 0.00
Xenacare Hldgs 0.0 $0 140k 0.00
A M R Corporation Xxx res 0.0 $0 18k 0.00