OBERWEIS ASSET MANAGEMENT INC/ Diversified Active

Location: Lisle, IL

CIK: 0000937886 · Show all filings

Period: Q1 2024 (← Previous) (Next →)

Filing Date: May 15, 2024

Total Value: $1.383B (100.0% shares, 0.0% debt)

Holdings (196)

CSTM Constellium NV Cl A 2.9%
Value $39.87M Shares 1,803,271 Est. Cost Unrealized
WFRD Weatherford International PLC 1.9%
Value $25.63M Shares 222,100 Est. Cost Unrealized
ACLS Axcelis Technologies 1.7%
Value $23.35M Shares 209,339 Est. Cost Unrealized
ONTO Onto Innovation, Inc. 1.4%
Value $19.36M Shares 106,930 Est. Cost Unrealized
ATEC Alphatec Hldgs Inc. 1.4%
Value $19.11M Shares 1,385,880 Est. Cost Unrealized
VRT Vertiv Holdings Co. 1.4%
Value $18.76M Shares 229,650 Est. Cost Unrealized
ADMA ADMA Biologics, Inc. 1.3%
Value $18.42M Shares 2,790,700 Est. Cost Unrealized
AMPH Amphastar Pharmaceuticals, Inc 1.3%
Value $18.35M Shares 417,865 Est. Cost Unrealized
SKYW Skywest Inc 1.3%
Value $18.12M Shares 262,360 Est. Cost Unrealized
EHC Encompass Health Corporation 1.2%
Value $16.86M Shares 204,136 Est. Cost Unrealized
SIMO Silicon Motion Techn ADR 1.2%
Value $16.73M Shares 217,400 Est. Cost Unrealized
OSK Oshkosh Corp. 1.2%
Value $16.69M Shares 133,827 Est. Cost Unrealized
CLH Clean Harbors, Inc. 1.2%
Value $16.37M Shares 81,295 Est. Cost Unrealized
AVAV Aerovironment, Inc. 1.1%
Value $15.57M Shares 101,570 Est. Cost Unrealized
CAMT Camtek, Ltd. 1.1%
Value $14.93M Shares 178,180 Est. Cost Unrealized
VCYT Veracyte, Inc. 1.1%
Value $14.88M Shares 671,700 Est. Cost Unrealized
UCTT Ultra Clean Holdings 1.1%
Value $14.68M Shares 319,600 Est. Cost Unrealized
TMDX TransMedics Group, Inc. 1.1%
Value $14.65M Shares 198,200 Est. Cost Unrealized
SN SharkNinja, Inc. 1.1%
Value $14.65M Shares 235,200 Est. Cost Unrealized
ICFI ICF International, Inc. 1.1%
Value $14.6M Shares 96,900 Est. Cost Unrealized
ESAB ESAB Corporation 1.0%
Value $14.29M Shares 129,200 Est. Cost Unrealized
PSN Parsons Corp. 1.0%
Value $14.28M Shares 172,140 Est. Cost Unrealized
CROX Crocs, Inc. 1.0%
Value $13.72M Shares 95,400 Est. Cost Unrealized
NXT Nextracker, Inc. 1.0%
Value $13.26M Shares 235,700 Est. Cost Unrealized
OLED Universal Display Corp. 0.9%
Value $13.05M Shares 77,442 Est. Cost Unrealized
ZETA Zeta Global Holdings Corp. 0.9%
Value $12.92M Shares 1,181,980 Est. Cost Unrealized
ACMR ACM Research, Inc. Class A 0.9%
Value $12.85M Shares 441,130 Est. Cost Unrealized
FLS Flowserve Corporation 0.9%
Value $12.53M Shares 274,378 Est. Cost Unrealized
HAE Haemonetics Corp. 0.9%
Value $12.26M Shares 143,695 Est. Cost Unrealized
ACHC Acadia Healthcare Co., Inc. 0.9%
Value $12.01M Shares 151,650 Est. Cost Unrealized
AEHR Aehr Test Systems 0.9%
Value $12M Shares 967,852 Est. Cost Unrealized
MMSI Merit Medical System Inc 0.9%
Value $11.85M Shares 156,490 Est. Cost Unrealized
AAOI Applied Optoelectronics Inc. 0.9%
Value $11.78M Shares 849,615 Est. Cost Unrealized
CCS Century Communities, Inc. 0.8%
Value $11.7M Shares 121,200 Est. Cost Unrealized
FCFS FirstCash Holdings, Inc 0.8%
Value $11.7M Shares 91,700 Est. Cost Unrealized
ITRI Itron Inc 0.8%
Value $11.62M Shares 125,600 Est. Cost Unrealized
NEO NeoGenomics, Inc. 0.8%
Value $11.59M Shares 737,200 Est. Cost Unrealized
BLBD Blue Bird Corporation 0.8%
Value $11.47M Shares 299,100 Est. Cost Unrealized
ACIW ACI Worldwide Inc. 0.8%
Value $11.44M Shares 344,562 Est. Cost Unrealized
LIVN LivaNova Plc 0.8%
Value $11.33M Shares 202,500 Est. Cost Unrealized
ITGR Integer Holdings Corporation 0.8%
Value $11.28M Shares 96,700 Est. Cost Unrealized
Axonics, Inc. 0.8%
Value $11.28M Shares 163,570 Est. Cost Unrealized
SLAB Silicon Laboratories, Inc. 0.8%
Value $11.21M Shares 78,000 Est. Cost Unrealized
EVH Evolent Health, Inc. 0.8%
Value $11.11M Shares 338,940 Est. Cost Unrealized
Azek Co., Inc. 0.8%
Value $11.09M Shares 220,900 Est. Cost Unrealized
FSS Federal Signal Corp. 0.8%
Value $10.85M Shares 127,830 Est. Cost Unrealized
Informatica Corp. 0.8%
Value $10.81M Shares 309,000 Est. Cost Unrealized
FORM Formfactor Inc. 0.8%
Value $10.8M Shares 236,700 Est. Cost Unrealized
CECO CECO Environmental Corp. 0.8%
Value $10.67M Shares 463,400 Est. Cost Unrealized
STRL Sterling Construction Co., Inc 0.8%
Value $10.66M Shares 96,600 Est. Cost Unrealized
YOU Clear Secure, Inc. 0.8%
Value $10.65M Shares 500,500 Est. Cost Unrealized
INSW International Seaways, Inc. 0.8%
Value $10.57M Shares 198,700 Est. Cost Unrealized
WWD Woodward, Inc. 0.8%
Value $10.54M Shares 68,400 Est. Cost Unrealized
JBI Janus International Group, Inc 0.8%
Value $10.52M Shares 695,400 Est. Cost Unrealized
RAMP Liveramp Hldgs, Inc. 0.7%
Value $10.2M Shares 295,780 Est. Cost Unrealized
VECO Veeco Instruments, Inc. 0.7%
Value $9.464M Shares 269,100 Est. Cost Unrealized
PRIM Primoris Services Corp. 0.6%
Value $8.935M Shares 209,900 Est. Cost Unrealized
DECK Deckers Outdoor Corp. 0.6%
Value $8.867M Shares 9,420 Est. Cost Unrealized
FTDR Frontdoor, Inc. 0.6%
Value $8.578M Shares 263,300 Est. Cost Unrealized
AMSC American Superconductor 0.6%
Value $8.571M Shares 634,400 Est. Cost Unrealized
ELF e.l.f. Beauty, Inc. 0.6%
Value $8.57M Shares 43,720 Est. Cost Unrealized
MSA MSA Safety Inc 0.6%
Value $8.557M Shares 44,200 Est. Cost Unrealized
GO Grocery Outlet Hldg Corp. 0.6%
Value $8.519M Shares 296,000 Est. Cost Unrealized
SPXC SPX Technologies, Inc. 0.6%
Value $8.496M Shares 69,000 Est. Cost Unrealized
CBT Cabot Corp. 0.6%
Value $8.492M Shares 92,100 Est. Cost Unrealized
AIZ Assurant, Inc. 0.6%
Value $8.471M Shares 45,000 Est. Cost Unrealized
KWR Quaker Chemical Corporation 0.6%
Value $8.313M Shares 40,500 Est. Cost Unrealized
OSIS Osi Systems, Inc. 0.6%
Value $7.898M Shares 55,300 Est. Cost Unrealized
IBP Installed Building Products, I 0.6%
Value $7.865M Shares 30,400 Est. Cost Unrealized
EZPW EZCorp, Inc. 0.6%
Value $7.767M Shares 685,500 Est. Cost Unrealized
AVNW Aviat Networks, Inc. 0.6%
Value $7.641M Shares 199,307 Est. Cost Unrealized
MMS Maximus, Inc. 0.5%
Value $7.526M Shares 89,700 Est. Cost Unrealized
WING Wingstop, Inc. 0.5%
Value $7.328M Shares 20,000 Est. Cost Unrealized
CPRX Catalyst Pharmaceuticals, Inc. 0.5%
Value $7.307M Shares 458,400 Est. Cost Unrealized
PFBC Preferred Bank 0.5%
Value $7.293M Shares 95,000 Est. Cost Unrealized
Playa Hotels & Resorts N.V. 0.5%
Value $7.29M Shares 751,500 Est. Cost Unrealized
ATI ATI, Inc. 0.5%
Value $7.261M Shares 141,900 Est. Cost Unrealized
PLAB Photronics, Inc. 0.5%
Value $7.253M Shares 256,100 Est. Cost Unrealized
WEAV Weave Communications, Inc. 0.5%
Value $6.996M Shares 609,400 Est. Cost Unrealized
LMB Limbach Hldgs, Inc. 0.5%
Value $6.826M Shares 164,800 Est. Cost Unrealized
CRDO Credo Technology Group 0.5%
Value $6.821M Shares 321,900 Est. Cost Unrealized
IPAR Inter Parfums 0.5%
Value $6.787M Shares 48,300 Est. Cost Unrealized
RXST RxSight, Inc. 0.5%
Value $6.532M Shares 126,640 Est. Cost Unrealized
RES RPC, Inc. 0.5%
Value $6.49M Shares 838,476 Est. Cost Unrealized
MCRI Monarch Casino & Resort, Inc. 0.5%
Value $6.464M Shares 86,200 Est. Cost Unrealized
GIII G-III Apparel Group Ltd. 0.5%
Value $6.408M Shares 220,900 Est. Cost Unrealized
KRYS Krystal Biotech, Inc. 0.5%
Value $6.352M Shares 35,700 Est. Cost Unrealized
FIX Comfort Systems USA Inc. 0.5%
Value $6.291M Shares 19,800 Est. Cost Unrealized
PetlQ Inc 0.5%
Value $6.228M Shares 340,700 Est. Cost Unrealized
MOD Modine Mfg Co Com 0.4%
Value $6.14M Shares 64,500 Est. Cost Unrealized
ANF Abercrombie & Fitch Co. 0.4%
Value $6.028M Shares 48,100 Est. Cost Unrealized
TREX Trex Company, Inc. 0.4%
Value $5.995M Shares 60,100 Est. Cost Unrealized
AORT Artivion, Inc 0.4%
Value $5.976M Shares 282,400 Est. Cost Unrealized
ALGM Allegro MicroSystems, Inc. 0.4%
Value $5.966M Shares 221,280 Est. Cost Unrealized
Primo Water Corp. 0.4%
Value $5.891M Shares 323,500 Est. Cost Unrealized
LOPE Grand Canyon Education, Inc. 0.4%
Value $5.884M Shares 43,200 Est. Cost Unrealized
UPWK Upwork, Inc. 0.4%
Value $5.752M Shares 469,200 Est. Cost Unrealized
Vital Energy, Inc. 0.4%
Value $5.748M Shares 109,400 Est. Cost Unrealized
Dynavax Technologies Corp. 0.4%
Value $5.742M Shares 462,700 Est. Cost Unrealized
EOLS Evolus, Inc. 0.4%
Value $5.562M Shares 397,300 Est. Cost Unrealized
OSW OneSpaWorld Holdings Limited 0.4%
Value $5.562M Shares 420,400 Est. Cost Unrealized
MTDR Matador Resources Company 0.4%
Value $5.502M Shares 82,400 Est. Cost Unrealized
LMAT LeMaitre Vascular, Inc. 0.4%
Value $5.309M Shares 80,001 Est. Cost Unrealized
VSEC VSE Corp. 0.4%
Value $5.304M Shares 66,300 Est. Cost Unrealized
BOOT Boot Barn Hldgs, Inc. 0.4%
Value $5.176M Shares 54,400 Est. Cost Unrealized
SSD Simpson Manufacturing 0.4%
Value $5.088M Shares 24,800 Est. Cost Unrealized
SIBN SI-BONE, Inc. 0.4%
Value $5.081M Shares 310,400 Est. Cost Unrealized
RSI Rush Street Interactive, Inc. 0.4%
Value $5.056M Shares 776,700 Est. Cost Unrealized
MHO M/I Homes, Inc. 0.4%
Value $4.934M Shares 36,200 Est. Cost Unrealized
SNCY Sun Country Airlines Holdings, 0.4%
Value $4.913M Shares 325,600 Est. Cost Unrealized
CLW Clearwater Paper Corp 0.4%
Value $4.907M Shares 112,200 Est. Cost Unrealized
LBRT Liberty Energy, Inc. 0.4%
Value $4.896M Shares 236,300 Est. Cost Unrealized
MGY Magnolia Oil & Gas Corp. 0.3%
Value $4.79M Shares 184,600 Est. Cost Unrealized
HURN Huron Consulting Group, Inc. 0.3%
Value $4.754M Shares 49,200 Est. Cost Unrealized
RPD Rapid7, Inc. 0.3%
Value $4.634M Shares 94,500 Est. Cost Unrealized
H&E Equipment Services, Inc. 0.3%
Value $4.461M Shares 69,500 Est. Cost Unrealized
HLX Helix Energy Solutions Group, 0.3%
Value $4.417M Shares 407,500 Est. Cost Unrealized
CRS Carpenter Technology Corp. 0.3%
Value $4.414M Shares 61,800 Est. Cost Unrealized
CLBT Cellebrite DI Ltd. 0.3%
Value $4.409M Shares 397,900 Est. Cost Unrealized
OSCR Oscar Health, Inc. 0.3%
Value $4.387M Shares 295,000 Est. Cost Unrealized
LNWO Light & Wonder Inc. 0.3%
Value $4.349M Shares 42,600 Est. Cost Unrealized
SKWD Skyward Specialty Ins Group 0.3%
Value $4.328M Shares 115,700 Est. Cost Unrealized
FRME First Merchants Corporation 0.3%
Value $4.307M Shares 123,400 Est. Cost Unrealized
AAON AAON, Inc. 0.3%
Value $4.264M Shares 48,400 Est. Cost Unrealized
ROCK Gibraltar Inds 0.3%
Value $4.252M Shares 52,800 Est. Cost Unrealized
BLKB Blackbaud 0.3%
Value $4.248M Shares 57,300 Est. Cost Unrealized
EXLS Exlservice Holdings 0.3%
Value $4.236M Shares 133,200 Est. Cost Unrealized
NOV NOV, Inc. 0.3%
Value $4.234M Shares 216,900 Est. Cost Unrealized
THRM Gentherm, Inc. 0.3%
Value $4.232M Shares 73,500 Est. Cost Unrealized
HQY HealthEquity Inc. 0.3%
Value $4.188M Shares 51,300 Est. Cost Unrealized
SFM Sprouts Farmers Markets LLC 0.3%
Value $4.172M Shares 64,700 Est. Cost Unrealized
DUOL Duolingo, Inc. 0.3%
Value $4.169M Shares 18,900 Est. Cost Unrealized
DY Dycom Industries, Inc. 0.3%
Value $4.162M Shares 29,000 Est. Cost Unrealized
LRN Stride, Inc. 0.3%
Value $4.161M Shares 66,000 Est. Cost Unrealized
FN Fabrinet 0.3%
Value $4.14M Shares 21,900 Est. Cost Unrealized
JELD JELD-WEN Holding, Inc. 0.3%
Value $4.089M Shares 192,600 Est. Cost Unrealized
CDNS Cadence Design System, Inc. 0.3%
Value $4.078M Shares 13,100 Est. Cost Unrealized
COCO The Vita Coco Co., Inc. 0.3%
Value $4.041M Shares 165,400 Est. Cost Unrealized
PDS Precision Drilling Corp. 0.3%
Value $4.017M Shares 59,700 Est. Cost Unrealized
EIG Employers Holdings, Inc. 0.3%
Value $3.908M Shares 86,100 Est. Cost Unrealized
NVTS Navitas Semiconductor Corp. 0.3%
Value $3.851M Shares 807,400 Est. Cost Unrealized
IMAX Imax Corp. 0.3%
Value $3.819M Shares 236,200 Est. Cost Unrealized
HNI HNI Corp. 0.3%
Value $3.764M Shares 83,400 Est. Cost Unrealized
BLZE Backblaze, Inc. 0.3%
Value $3.66M Shares 357,800 Est. Cost Unrealized
MNKD Mannkind Corp. 0.3%
Value $3.619M Shares 798,800 Est. Cost Unrealized
PRLB Proto Labs Inc. 0.3%
Value $3.486M Shares 97,500 Est. Cost Unrealized
ARLO Arlo Technologies, Inc. 0.3%
Value $3.459M Shares 273,400 Est. Cost Unrealized
MBWM Mercantile Bank Corp. 0.2%
Value $3.438M Shares 89,328 Est. Cost Unrealized
SRCE 1st Source Corp. 0.2%
Value $3.35M Shares 63,900 Est. Cost Unrealized
TRNS Transcat, Inc. 0.2%
Value $3.243M Shares 29,100 Est. Cost Unrealized
ANIP ANI Pharmaceuticals, Inc. 0.2%
Value $3.007M Shares 43,500 Est. Cost Unrealized
LPG Dorian LPG Ltd. 0.2%
Value $2.904M Shares 75,500 Est. Cost Unrealized
HWKN Hawkins, Inc. 0.2%
Value $2.857M Shares 37,200 Est. Cost Unrealized
Rev Group, Inc. 0.2%
Value $2.79M Shares 126,300 Est. Cost Unrealized
Aris Water Solutions, Inc. 0.2%
Value $2.762M Shares 195,200 Est. Cost Unrealized
EPAC Enerpac Tool Group Corp. 0.2%
Value $2.757M Shares 77,300 Est. Cost Unrealized
GRC The Gorman-Rupp Co. 0.2%
Value $2.725M Shares 68,900 Est. Cost Unrealized
OXM Oxford Inds, Inc. 0.2%
Value $2.63M Shares 23,400 Est. Cost Unrealized
MTRX Matrix Service Co. 0.2%
Value $2.586M Shares 198,500 Est. Cost Unrealized
TSM Taiwan Semiconductor ADR 0.2%
Value $2.517M Shares 18,500 Est. Cost Unrealized
SG Sweetgreen, Inc. 0.2%
Value $2.472M Shares 97,851 Est. Cost Unrealized
POWL Powell Industries Inc. 0.2%
Value $2.391M Shares 16,800 Est. Cost Unrealized
QTRX Quanterix Corp. 0.2%
Value $2.349M Shares 99,700 Est. Cost Unrealized
AXGN AxoGen Inc. 0.2%
Value $2.311M Shares 286,400 Est. Cost Unrealized
Couchbase, Inc. 0.2%
Value $2.31M Shares 87,800 Est. Cost Unrealized
BJRI BJ's Restaurants, Inc. 0.2%
Value $2.301M Shares 63,600 Est. Cost Unrealized
LQDA Liquidia Corp. 0.2%
Value $2.212M Shares 150,000 Est. Cost Unrealized
AVPT AvePoint, Inc. 0.2%
Value $2.113M Shares 266,800 Est. Cost Unrealized
SPY SPDR S&P 500 ETF Trust 0.1%
Value $1.87M Shares 3,576 Est. Cost Unrealized
PDD PDD Holdings Inc. ADR 0.1%
Value $1.686M Shares 14,500 Est. Cost Unrealized
MSFT Microsoft Corp. 0.1%
Value $1.146M Shares 2,725 Est. Cost Unrealized
TME Tencent Music Entertainment AD 0.1%
Value $895K Shares 80,000 Est. Cost Unrealized
ARCO Arcos Dorados Holdings, Inc. 0.1%
Value $874K Shares 78,600 Est. Cost Unrealized
JPM JP Morgan Chase & Company Inc. 0.1%
Value $762K Shares 3,804 Est. Cost Unrealized
LI Li Auto, Inc. ADR 0.1%
Value $696K Shares 23,000 Est. Cost Unrealized
MNSO MINISO Group Holding Limited A 0.0%
Value $615K Shares 30,000 Est. Cost Unrealized
MMYT MakeMyTrip Ltd. 0.0%
Value $611K Shares 8,600 Est. Cost Unrealized
AAPL Apple, Inc. 0.0%
Value $580K Shares 3,381 Est. Cost Unrealized
VTEX VTEX 0.0%
Value $543K Shares 66,500 Est. Cost Unrealized
TRV The Travelers Co., Inc. 0.0%
Value $469K Shares 2,036 Est. Cost Unrealized
BZ Kanzhun Limited ADR 0.0%
Value $438K Shares 25,000 Est. Cost Unrealized
MA Mastercard, Inc. 0.0%
Value $374K Shares 776 Est. Cost Unrealized
JNJ Johnson & Johnson 0.0%
Value $343K Shares 2,167 Est. Cost Unrealized
LEGN Legend Biotech Corp. ADR 0.0%
Value $337K Shares 6,000 Est. Cost Unrealized
AMGN Amgen, Inc. 0.0%
Value $304K Shares 1,070 Est. Cost Unrealized
RMD Resmed Inc. 0.0%
Value $287K Shares 1,450 Est. Cost Unrealized
TAL Tal Education Group ADR 0.0%
Value $284K Shares 25,000 Est. Cost Unrealized
Despegar Com Corp. 0.0%
Value $269K Shares 22,500 Est. Cost Unrealized
TBBB BBB Foods, Inc. 0.0%
Value $262K Shares 11,000 Est. Cost Unrealized
CELH Celsius Hldgs Inc. 0.0%
Value $249K Shares 3,000 Est. Cost Unrealized
AS Amer Sports, Inc. 0.0%
Value $245K Shares 15,000 Est. Cost Unrealized
MCD McDonald's Corporation 0.0%
Value $238K Shares 844 Est. Cost Unrealized
MRK Merck & Co. 0.0%
Value $228K Shares 1,730 Est. Cost Unrealized
TM Toyota Motor Corp. ADR 0.0%
Value $203K Shares 805 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