OBERWEIS ASSET MANAGEMENT INC/ Diversified Active

Location: Lisle, IL

CIK: 0000937886 · Show all filings

Period: Q1 2023 (← Previous) (Next →)

Filing Date: May 15, 2023

Total Value: $645M (100.0% shares, 0.0% debt)

Holdings (174)

CSTM Constellium NV Cl A 10.8%
Value $69.58M Shares 4,553,786 Est. Cost Unrealized
ACLS Axcelis Technologies 5.6%
Value $36.24M Shares 271,989 Est. Cost Unrealized
AEHR Aehr Test Systems 3.4%
Value $21.69M Shares 699,108 Est. Cost Unrealized
PI Impinj, Inc. 3.1%
Value $19.82M Shares 146,275 Est. Cost Unrealized
PERI Perion Network, Ltd. 2.4%
Value $15.32M Shares 387,170 Est. Cost Unrealized
LNTH Lantheus Hldgs Inc. 2.3%
Value $14.74M Shares 178,540 Est. Cost Unrealized
CROX Crocs, Inc. 2.1%
Value $13.32M Shares 105,350 Est. Cost Unrealized
DECK Deckers Outdoor Corp. 2.0%
Value $12.71M Shares 28,280 Est. Cost Unrealized
ATEC Alphatec Hldgs Inc. 1.6%
Value $10.59M Shares 678,530 Est. Cost Unrealized
Veritiv Corp. 1.4%
Value $9.121M Shares 67,490 Est. Cost Unrealized
TMDX TransMedics Group, Inc. 1.3%
Value $8.202M Shares 108,300 Est. Cost Unrealized
BDC Belden, Inc. 1.2%
Value $8.041M Shares 92,672 Est. Cost Unrealized
CLH Clean Harbors, Inc. 1.1%
Value $7.247M Shares 50,835 Est. Cost Unrealized
ICFI ICF International, Inc. 1.1%
Value $6.955M Shares 63,400 Est. Cost Unrealized
AMPH Amphastar Pharmaceuticals, Inc 1.0%
Value $6.683M Shares 178,200 Est. Cost Unrealized
OSPN OneSpan, Inc. 1.0%
Value $6.323M Shares 361,300 Est. Cost Unrealized
HALO Halozyme Therapeutics, Inc. 1.0%
Value $6.265M Shares 164,040 Est. Cost Unrealized
CIEN Ciena Corporation 1.0%
Value $6.213M Shares 118,305 Est. Cost Unrealized
VC Visteon Corp. 1.0%
Value $6.179M Shares 39,400 Est. Cost Unrealized
ALGM Allegro MicroSystems, Inc. 0.9%
Value $5.927M Shares 123,500 Est. Cost Unrealized
EVH Evolent Health, Inc. 0.8%
Value $5.442M Shares 167,710 Est. Cost Unrealized
Axonics, Inc. 0.8%
Value $5.224M Shares 95,740 Est. Cost Unrealized
Everi Hldgs, Inc. 0.8%
Value $5.167M Shares 301,300 Est. Cost Unrealized
SeaWorld Entertainment Inc. 0.8%
Value $4.954M Shares 80,800 Est. Cost Unrealized
MXL Maxlinear, Inc. Class A 0.8%
Value $4.946M Shares 140,460 Est. Cost Unrealized
Model N, Inc. 0.8%
Value $4.895M Shares 146,240 Est. Cost Unrealized
FN Fabrinet 0.7%
Value $4.768M Shares 40,145 Est. Cost Unrealized
VCYT Veracyte, Inc. 0.7%
Value $4.732M Shares 212,180 Est. Cost Unrealized
RES RPC, Inc. 0.7%
Value $4.728M Shares 614,785 Est. Cost Unrealized
CBT Cabot Corp. 0.7%
Value $4.625M Shares 60,351 Est. Cost Unrealized
BELFB Bel Fuse, Inc. 0.7%
Value $4.566M Shares 121,500 Est. Cost Unrealized
SYNA Synaptics, Inc. 0.7%
Value $4.475M Shares 40,260 Est. Cost Unrealized
UCTT Ultra Clean Holdings 0.7%
Value $4.4M Shares 132,700 Est. Cost Unrealized
TCMD Tactile Sys Technology, Inc. 0.7%
Value $4.262M Shares 259,550 Est. Cost Unrealized
INMD Inmode Ltd. 0.6%
Value $4.123M Shares 129,000 Est. Cost Unrealized
TMCI Treace Medical Concepts, Inc. 0.6%
Value $3.887M Shares 154,300 Est. Cost Unrealized
ADMA ADMA Biologics, Inc. 0.6%
Value $3.871M Shares 1,169,500 Est. Cost Unrealized
EXTR Extreme Networks, Inc. 0.6%
Value $3.843M Shares 201,000 Est. Cost Unrealized
CDNS Cadence Design System, Inc. 0.6%
Value $3.719M Shares 17,700 Est. Cost Unrealized
NRDS NerdWallet, Inc. 0.6%
Value $3.717M Shares 229,700 Est. Cost Unrealized
STRL Sterling Construction Co., Inc 0.6%
Value $3.708M Shares 97,900 Est. Cost Unrealized
Playa Hotels & Resorts N.V. 0.6%
Value $3.679M Shares 383,200 Est. Cost Unrealized
SLAB Silicon Laboratories, Inc. 0.6%
Value $3.644M Shares 20,810 Est. Cost Unrealized
CHEF The Chefs Warehouse, Inc. 0.5%
Value $3.528M Shares 103,600 Est. Cost Unrealized
IPAR Inter Parfums 0.5%
Value $3.471M Shares 24,400 Est. Cost Unrealized
CAMT Camtek, Ltd. 0.5%
Value $3.336M Shares 117,680 Est. Cost Unrealized
Alteryx, Inc. Com Cl A 0.5%
Value $3.316M Shares 56,350 Est. Cost Unrealized
ATEN A10 Networks, Inc. 0.5%
Value $3.31M Shares 213,700 Est. Cost Unrealized
CALX Calix, Inc. 0.5%
Value $3.274M Shares 61,100 Est. Cost Unrealized
AVNW Aviat Networks, Inc. 0.5%
Value $3.257M Shares 94,507 Est. Cost Unrealized
FELE Franklin Electric 0.5%
Value $3.246M Shares 34,500 Est. Cost Unrealized
STKL SunOpta, Inc. 0.5%
Value $3.24M Shares 420,800 Est. Cost Unrealized
MMSI Merit Medical System Inc 0.5%
Value $3.239M Shares 43,800 Est. Cost Unrealized
FORM Formfactor Inc. 0.5%
Value $3.233M Shares 101,500 Est. Cost Unrealized
MMS Maximus, Inc. 0.5%
Value $3.211M Shares 40,800 Est. Cost Unrealized
EZPW EZCorp, Inc. 0.5%
Value $3.195M Shares 371,500 Est. Cost Unrealized
FSS Federal Signal Corp. 0.5%
Value $3.16M Shares 58,300 Est. Cost Unrealized
BOOT Boot Barn Hldgs, Inc. 0.5%
Value $3.158M Shares 41,200 Est. Cost Unrealized
MTSI Macom Technology Solutions 0.5%
Value $3.124M Shares 44,100 Est. Cost Unrealized
CECO CECO Environmental Corp. 0.5%
Value $3.114M Shares 222,600 Est. Cost Unrealized
SITM SiTime Corporation 0.5%
Value $3.101M Shares 21,800 Est. Cost Unrealized
OPCH Option Care Health Inc. 0.5%
Value $3.094M Shares 97,400 Est. Cost Unrealized
VVX V2X, Inc. 0.5%
Value $3.09M Shares 77,800 Est. Cost Unrealized
MGPI MGP Ingredients, Inc. 0.5%
Value $3.09M Shares 31,950 Est. Cost Unrealized
HAE Haemonetics Corp. 0.5%
Value $3.053M Shares 36,900 Est. Cost Unrealized
ALSN Allison Transmission Holdings, 0.5%
Value $3.004M Shares 66,400 Est. Cost Unrealized
CALY Topgolf Callaway Brands Corp. 0.5%
Value $2.99M Shares 138,300 Est. Cost Unrealized
SP Plus Corporation 0.5%
Value $2.976M Shares 86,800 Est. Cost Unrealized
Dada Nexus Limited 0.5%
Value $2.971M Shares 350,712 Est. Cost Unrealized
ATI ATI, Inc. 0.4%
Value $2.877M Shares 72,900 Est. Cost Unrealized
KWR Quaker Chemical Corporation 0.4%
Value $2.85M Shares 14,400 Est. Cost Unrealized
PFBC Preferred Bank 0.4%
Value $2.823M Shares 51,500 Est. Cost Unrealized
PLAB Photronics, Inc. 0.4%
Value $2.807M Shares 169,300 Est. Cost Unrealized
OI O-I Glass, Inc. 0.4%
Value $2.725M Shares 120,000 Est. Cost Unrealized
Applied Industrial 0.4%
Value $2.672M Shares 18,800 Est. Cost Unrealized
MCRI Monarch Casino & Resort, Inc. 0.4%
Value $2.625M Shares 35,400 Est. Cost Unrealized
FC Franklin Covey Co. 0.4%
Value $2.624M Shares 68,200 Est. Cost Unrealized
ABM ABM Industries, Inc. 0.4%
Value $2.602M Shares 57,900 Est. Cost Unrealized
BLBD Blue Bird Corporation 0.4%
Value $2.601M Shares 127,300 Est. Cost Unrealized
OXM Oxford Inds, Inc. 0.4%
Value $2.598M Shares 24,600 Est. Cost Unrealized
PDC Energy, Inc. 0.4%
Value $2.565M Shares 39,960 Est. Cost Unrealized
Haynes Intl, Inc. 0.4%
Value $2.55M Shares 50,900 Est. Cost Unrealized
ACMR ACM Research, Inc. Class A 0.4%
Value $2.523M Shares 215,600 Est. Cost Unrealized
LYTS LSI Industries Inc. 0.4%
Value $2.517M Shares 180,700 Est. Cost Unrealized
ACHC Acadia Healthcare Co., Inc. 0.4%
Value $2.514M Shares 34,800 Est. Cost Unrealized
Earthstone Energy Inc. 0.4%
Value $2.497M Shares 191,900 Est. Cost Unrealized
H&E Equipment Services, Inc. 0.4%
Value $2.468M Shares 55,800 Est. Cost Unrealized
CPRX Catalyst Pharmaceuticals, Inc. 0.4%
Value $2.444M Shares 147,400 Est. Cost Unrealized
EIG Employers Holdings, Inc. 0.4%
Value $2.414M Shares 57,900 Est. Cost Unrealized
IMXI International Money Express, I 0.4%
Value $2.367M Shares 91,800 Est. Cost Unrealized
HXL Hexcel Corporation 0.4%
Value $2.361M Shares 34,600 Est. Cost Unrealized
NSP Insperity, Inc. 0.4%
Value $2.322M Shares 19,100 Est. Cost Unrealized
ZETA Zeta Global Holdings Corp. 0.4%
Value $2.31M Shares 213,300 Est. Cost Unrealized
DXLG Destination XL Group, Inc. 0.4%
Value $2.263M Shares 410,617 Est. Cost Unrealized
MNSO MINISO Group Holding Limited 0.3%
Value $2.249M Shares 126,800 Est. Cost Unrealized
KTB Kontoor Brands, Inc. 0.3%
Value $2.24M Shares 46,300 Est. Cost Unrealized
VPG Vishay Precision Group 0.3%
Value $2.23M Shares 53,400 Est. Cost Unrealized
ALIT Alight, Inc. 0.3%
Value $2.227M Shares 241,756 Est. Cost Unrealized
HLIT Harmonic, Inc. 0.3%
Value $2.225M Shares 152,500 Est. Cost Unrealized
SCSC Scansource, Inc. 0.3%
Value $2.219M Shares 72,900 Est. Cost Unrealized
MOD Modine Mfg Co Com 0.3%
Value $2.208M Shares 95,800 Est. Cost Unrealized
New Relic, Inc. 0.3%
Value $2.206M Shares 29,300 Est. Cost Unrealized
ALNT Allied Motion Technologies 0.3%
Value $2.188M Shares 56,600 Est. Cost Unrealized
CRK Comstock Res 0.3%
Value $2.186M Shares 202,624 Est. Cost Unrealized
INSW International Seaways, Inc. 0.3%
Value $2.142M Shares 51,400 Est. Cost Unrealized
JBI Janus International Group, Inc 0.3%
Value $2.09M Shares 212,000 Est. Cost Unrealized
ADTN Adtran, Inc. 0.3%
Value $2.082M Shares 131,300 Est. Cost Unrealized
Avid Technology, Inc. 0.3%
Value $2.079M Shares 65,000 Est. Cost Unrealized
HFWA Heritage Financial Corporation 0.3%
Value $2.052M Shares 95,896 Est. Cost Unrealized
FCFS FirstCash Holdings, Inc 0.3%
Value $2.041M Shares 21,400 Est. Cost Unrealized
UNM UNUM Group 0.3%
Value $2.018M Shares 51,000 Est. Cost Unrealized
GVA Granite Construction 0.3%
Value $1.951M Shares 47,500 Est. Cost Unrealized
PTEN Patterson-Uti Energy, Inc. 0.3%
Value $1.918M Shares 163,894 Est. Cost Unrealized
PDD Pinduoduo Inc. 0.3%
Value $1.897M Shares 25,000 Est. Cost Unrealized
CLW Clearwater Paper Corp 0.3%
Value $1.888M Shares 56,500 Est. Cost Unrealized
Guess, Inc 0.3%
Value $1.872M Shares 96,200 Est. Cost Unrealized
MBWM Mercantile Bank Corp. 0.3%
Value $1.836M Shares 60,034 Est. Cost Unrealized
TITN Titan Machinery, Inc. 0.3%
Value $1.83M Shares 60,100 Est. Cost Unrealized
PDFS Pdf Solutions, Inc. 0.3%
Value $1.823M Shares 43,000 Est. Cost Unrealized
2U, Inc. 0.3%
Value $1.81M Shares 264,300 Est. Cost Unrealized
Univar Solutions, Inc. 0.3%
Value $1.808M Shares 51,600 Est. Cost Unrealized
MTDR Matador Resources Company 0.3%
Value $1.782M Shares 37,400 Est. Cost Unrealized
AMLX Amylyx Pharmaceuticals, Inc. 0.3%
Value $1.769M Shares 60,305 Est. Cost Unrealized
WAFD Washington Federal, Inc. 0.3%
Value $1.753M Shares 58,200 Est. Cost Unrealized
WFRD Weatherford International PLC 0.3%
Value $1.739M Shares 29,300 Est. Cost Unrealized
Dynavax Technologies Corp. 0.3%
Value $1.735M Shares 176,900 Est. Cost Unrealized
VSEC VSE Corp. 0.3%
Value $1.729M Shares 38,500 Est. Cost Unrealized
ALTG Alta Equipment Group, Inc. 0.3%
Value $1.712M Shares 108,000 Est. Cost Unrealized
MRC Global, Inc. 0.3%
Value $1.704M Shares 175,300 Est. Cost Unrealized
MGY Magnolia Oil & Gas Corp. 0.3%
Value $1.694M Shares 77,400 Est. Cost Unrealized
NOV NOV, Inc. 0.3%
Value $1.675M Shares 90,475 Est. Cost Unrealized
FLL Full House Resorts, Inc. 0.3%
Value $1.613M Shares 223,143 Est. Cost Unrealized
Brookline Bancorp, Inc. 0.2%
Value $1.578M Shares 150,300 Est. Cost Unrealized
MHO M/I Homes, Inc. 0.2%
Value $1.527M Shares 24,200 Est. Cost Unrealized
ShockWave Medical, Inc. 0.2%
Value $1.485M Shares 6,850 Est. Cost Unrealized
MP MP Materials Corp. 0.2%
Value $1.483M Shares 52,600 Est. Cost Unrealized
LMAT LeMaitre Vascular, Inc. 0.2%
Value $1.477M Shares 28,700 Est. Cost Unrealized
SPY SPDR S&P 500 ETF Trust 0.2%
Value $1.468M Shares 3,587 Est. Cost Unrealized
TXRH Texas Roadhouse 0.2%
Value $1.437M Shares 13,300 Est. Cost Unrealized
LBRT Liberty Energy, Inc. 0.2%
Value $1.408M Shares 109,900 Est. Cost Unrealized
INSP Inspire Medical Systems, Inc. 0.2%
Value $1.393M Shares 5,950 Est. Cost Unrealized
FRME First Merchants Corporation 0.2%
Value $1.387M Shares 42,100 Est. Cost Unrealized
TME Tencent Music Entertainment 0.2%
Value $1.283M Shares 155,000 Est. Cost Unrealized
NINEQ Nine Energy Service, Inc. 0.2%
Value $1.252M Shares 225,200 Est. Cost Unrealized
CAL Caleres Inc. 0.2%
Value $1.246M Shares 57,600 Est. Cost Unrealized
ASYS Amtech Systems, Inc. 0.2%
Value $1.134M Shares 118,900 Est. Cost Unrealized
NOVT Novanta, Inc. 0.2%
Value $1.114M Shares 7,000 Est. Cost Unrealized
KVHI KVH Industries, Inc. 0.2%
Value $1.036M Shares 91,000 Est. Cost Unrealized
MUSA Murphy USA, Inc. 0.2%
Value $1.032M Shares 4,000 Est. Cost Unrealized
AAPL Apple, Inc. 0.1%
Value $904K Shares 5,479 Est. Cost Unrealized
MSFT Microsoft Corp. 0.1%
Value $881K Shares 3,055 Est. Cost Unrealized
RCKY Rocky Brands, Inc. 0.1%
Value $833K Shares 36,100 Est. Cost Unrealized
BEKE KE Holdings, Inc. 0.1%
Value $754K Shares 40,000 Est. Cost Unrealized
JPM JP Morgan Chase & Company Inc. 0.1%
Value $533K Shares 4,092 Est. Cost Unrealized
CVV CVD Equipment Corp. 0.1%
Value $430K Shares 32,300 Est. Cost Unrealized
JNJ Johnson & Johnson 0.1%
Value $420K Shares 2,708 Est. Cost Unrealized
TRV The Travelers Co., Inc. 0.1%
Value $382K Shares 2,229 Est. Cost Unrealized
MA Mastercard, Inc. 0.1%
Value $351K Shares 965 Est. Cost Unrealized
AMGN Amgen, Inc. 0.1%
Value $334K Shares 1,382 Est. Cost Unrealized
RMD Resmed Inc. 0.0%
Value $318K Shares 1,450 Est. Cost Unrealized
NEM Newmont Mining 0.0%
Value $289K Shares 5,896 Est. Cost Unrealized
RFIL RF Industries Ltd. 0.0%
Value $278K Shares 63,100 Est. Cost Unrealized
OMAB Grupo Aeroportuario del Centro 0.0%
Value $269K Shares 3,000 Est. Cost Unrealized
PRSU Viad Corp. 0.0%
Value $248K Shares 11,886 Est. Cost Unrealized
MCD McDonald's Corporation 0.0%
Value $235K Shares 840 Est. Cost Unrealized
WMT Wal Mart Stores Inc. 0.0%
Value $234K Shares 1,587 Est. Cost Unrealized
VLRS Controladora Vuela Comp de Avi 0.0%
Value $231K Shares 18,600 Est. Cost Unrealized
LLY Eli Lilly & Company 0.0%
Value $209K Shares 609 Est. Cost Unrealized
AMZN Amazon.com 0.0%
Value $207K Shares 2,000 Est. Cost Unrealized
American Power Corp 0.0%
Value $0 Shares 10,000 Est. Cost Unrealized
ATAR Avatar Ventures 0.0%
Value $0 Shares 10,000 Est. Cost Unrealized
Titan Oil & Gas, Inc. 0.0%
Value $0 Shares 10,000 Est. Cost Unrealized
Xenacare Hldgs, Inc. 0.0%
Value $0 Shares 140,000 Est. Cost Unrealized
AMR Corp Escrow 0.0%
Value $0 Shares 18,000 Est. Cost Unrealized