13F HOLDINGS REPORT
OBERWEIS ASSET MANAGEMENT INC/
Quarter ended Q2 2024 · Filed August 14, 2024 · Accession 0001213900-24-068757
Total Value
$1.63B
Positions
197
Other Managers
0
Confidential Omitted
No
Holdings (197)
| # | Issuer | Ticker / CUSIP | Shares | Value | % of Filing |
|---|---|---|---|---|---|
| 1 | Weatherford International PLC | G48833118 | 292,770 | $35.8M | 2.20% |
| 2 | Constellium NV Cl A | CSTM | 1,838,871 | $34.7M | 2.12% |
| 3 | SharkNinja, Inc. | SN | 394,660 | $29.7M | 1.82% |
| 4 | Onto Innovation, Inc. | ONTO | 129,545 | $28.4M | 1.74% |
| 5 | TransMedics Group, Inc. | TMDX | 187,090 | $28.2M | 1.73% |
| 6 | Zeta Global Holdings Corp. | ZETA | 1,588,380 | $28.0M | 1.72% |
| 7 | Encompass Health Corporation | EHC | 292,187 | $25.1M | 1.54% |
| 8 | Credo Technology Group | CRDO | 780,330 | $24.9M | 1.53% |
| 9 | Skywest Inc | SKYW | 291,050 | $23.9M | 1.46% |
| 10 | Clean Harbors, Inc. | CLH | 103,245 | $23.3M | 1.43% |
| 11 | ADMA Biologics, Inc. | ADMA | 2,040,700 | $22.8M | 1.40% |
| 12 | Silicon Motion Techn ADR | SIMO | 277,300 | $22.5M | 1.38% |
| 13 | Camtek, Ltd. | CAMT | 178,180 | $22.3M | 1.37% |
| 14 | Universal Display Corp. | OLED | 100,048 | $21.0M | 1.29% |
| 15 | Oshkosh Corp. | OSK | 182,786 | $19.8M | 1.21% |
| 16 | Crocs, Inc. | CROX | 127,100 | $18.5M | 1.14% |
| 17 | Formfactor Inc. | FORM | 305,780 | $18.5M | 1.13% |
| 18 | Flowserve Corporation | FLS | 370,134 | $17.8M | 1.09% |
| 19 | LivaNova Plc | LIVN | 322,685 | $17.7M | 1.08% |
| 20 | Merit Medical System Inc | 589889104 | 193,840 | $16.7M | 1.02% |
| 21 | ICF International, Inc. | 44925C103 | 111,900 | $16.6M | 1.02% |
| 22 | ACI Worldwide Inc. | ACIW | 412,662 | $16.3M | 1.00% |
| 23 | Abercrombie & Fitch Co. | ANF | 90,700 | $16.1M | 0.99% |
| 24 | Blue Bird Corporation | BLBD | 299,100 | $16.1M | 0.99% |
| 25 | Liveramp Hldgs, Inc. | RAMP | 512,630 | $15.9M | 0.97% |
| 26 | Hims & Hers Health, Inc. | HIMS | 785,000 | $15.8M | 0.97% |
| 27 | Ultra Clean Holdings | UCTT | 319,600 | $15.7M | 0.96% |
| 28 | American Superconductor | AMSC | 664,400 | $15.5M | 0.95% |
| 29 | Century Communities, Inc. | 156504300 | 190,100 | $15.5M | 0.95% |
| 30 | Itron Inc | ITRI | 152,400 | $15.1M | 0.92% |
| 31 | e.l.f. Beauty, Inc. | ELF | 69,920 | $14.7M | 0.90% |
| 32 | ESAB Corporation | ESAB | 150,700 | $14.2M | 0.87% |
| 33 | Woodward, Inc. | WWD | 81,600 | $14.2M | 0.87% |
| 34 | Veracyte, Inc. | VCYT | 654,100 | $14.2M | 0.87% |
| 35 | Tidewater Inc | TDGMW | 148,095 | $14.1M | 0.86% |
| 36 | Alphatec Hldgs Inc. | ATEC | 1,327,360 | $13.9M | 0.85% |
| 37 | Aerovironment, Inc. | AVAV | 76,040 | $13.9M | 0.85% |
| 38 | Integer Holdings Corporation | ITGR | 119,200 | $13.8M | 0.85% |
| 39 | Haemonetics Corp. | HAE | 165,295 | $13.7M | 0.84% |
| 40 | Veeco Instruments, Inc. | 922417100 | 291,900 | $13.6M | 0.84% |
| 41 | Nextracker, Inc. | NXT | 278,900 | $13.1M | 0.80% |
| 42 | Axcelis Technologies | ACLS | 91,799 | $13.1M | 0.80% |
| 43 | Federal Signal Corp. | FSS | 155,330 | $13.0M | 0.80% |
| 44 | Azek Co., Inc. | 05478C105 | 304,800 | $12.8M | 0.79% |
| 45 | Cabot Corp. | CBT | 134,500 | $12.4M | 0.76% |
| 46 | Parsons Corp. | PSN | 149,120 | $12.2M | 0.75% |
| 47 | Silicon Laboratories, Inc. | SLAB | 109,500 | $12.1M | 0.74% |
| 48 | Informatica Corp. | 45674M101 | 379,800 | $11.7M | 0.72% |
| 49 | Installed Building Products, I | 45780R101 | 55,700 | $11.5M | 0.70% |
| 50 | CECO Environmental Corp. | CECO | 394,700 | $11.4M | 0.70% |
| 51 | Tandem Diabetes Care, Inc. | TNDM | 282,000 | $11.4M | 0.70% |
| 52 | Vertiv Holdings Co. | VRT | 128,810 | $11.2M | 0.68% |
| 53 | SPX Technologies, Inc. | SPXC | 74,500 | $10.6M | 0.65% |
| 54 | Primoris Services Corp. | 74164F103 | 209,900 | $10.5M | 0.64% |
| 55 | Wingstop, Inc. | WING | 24,400 | $10.3M | 0.63% |
| 56 | Assurant, Inc. | AIZN | 61,900 | $10.3M | 0.63% |
| 57 | ACM Research, Inc. Class A | 00108J109 | 441,130 | $10.2M | 0.62% |
| 58 | Frontdoor, Inc. | FTDR | 295,500 | $10.0M | 0.61% |
| 59 | Clear Secure, Inc. | YOU | 523,200 | $9.8M | 0.60% |
| 60 | MSA Safety Inc | MNESP | 51,000 | $9.6M | 0.59% |
| 61 | Badger Meter | BMI | 51,200 | $9.5M | 0.58% |
| 62 | Osi Systems, Inc. | OSIS | 69,200 | $9.5M | 0.58% |
| 63 | Maximus, Inc. | MMS | 110,600 | $9.5M | 0.58% |
| 64 | Limbach Hldgs, Inc. | LMB | 164,800 | $9.4M | 0.58% |
| 65 | Rush Street Interactive, Inc. | RSI | 971,900 | $9.3M | 0.57% |
| 66 | NeoGenomics, Inc. | NEO | 668,700 | $9.3M | 0.57% |
| 67 | Strategic Education, Inc. | STRA | 83,800 | $9.3M | 0.57% |
| 68 | Quaker Chemical Corporation | 747316107 | 54,400 | $9.2M | 0.57% |
| 69 | Deckers Outdoor Corp. | DECK | 9,450 | $9.1M | 0.56% |
| 70 | Sprouts Farmers Markets LLC | 85208M102 | 108,500 | $9.1M | 0.56% |
| 71 | International Seaways, Inc. | INSW | 151,600 | $9.0M | 0.55% |
| 72 | Boot Barn Hldgs, Inc. | BOOT | 69,400 | $8.9M | 0.55% |
| 73 | Myriad Genetics Inc. | MYGN | 360,700 | $8.8M | 0.54% |
| 74 | Stride, Inc. | LRN | 123,300 | $8.7M | 0.53% |
| 75 | FirstCash Holdings, Inc | FCFS | 82,200 | $8.6M | 0.53% |
| 76 | LeMaitre Vascular, Inc. | LMAT | 100,703 | $8.3M | 0.51% |
| 77 | Carpenter Technology Corp. | CRS | 74,700 | $8.2M | 0.50% |
| 78 | Krystal Biotech, Inc. | KRYS | 42,600 | $7.8M | 0.48% |
| 79 | RxSight, Inc. | RXST | 126,640 | $7.6M | 0.47% |
| 80 | PetlQ Inc | 71639T106 | 340,700 | $7.5M | 0.46% |
| 81 | Comfort Systems USA Inc. | 199908104 | 24,100 | $7.3M | 0.45% |
| 82 | Artivion, Inc | AORT | 282,400 | $7.2M | 0.44% |
| 83 | Grand Canyon Education, Inc. | LOPE | 51,600 | $7.2M | 0.44% |
| 84 | Cellebrite DI Ltd. | CLBT | 603,600 | $7.2M | 0.44% |
| 85 | Applied Optoelectronics Inc. | AAOI | 865,915 | $7.2M | 0.44% |
| 86 | EZCorp, Inc. | EZPW | 685,500 | $7.2M | 0.44% |
| 87 | Preferred Bank | 740367404 | 95,000 | $7.2M | 0.44% |
| 88 | Catalyst Pharmaceuticals, Inc. | CPRX | 458,400 | $7.1M | 0.44% |
| 89 | Janus International Group, Inc | JBI | 560,900 | $7.1M | 0.43% |
| 90 | Primo Water Corp. | 74167P108 | 323,500 | $7.1M | 0.43% |
| 91 | Fabrinet | FN | 27,900 | $6.8M | 0.42% |
| 92 | Alpha & Omega Semiconductor | AOSL | 180,000 | $6.7M | 0.41% |
| 93 | Magnolia Oil & Gas Corp. | MGY | 263,500 | $6.7M | 0.41% |
| 94 | Trex Company, Inc. | TREX | 89,500 | $6.6M | 0.41% |
| 95 | Matador Resources Company | MTDR | 111,100 | $6.6M | 0.41% |
| 96 | Photronics, Inc. | PLAB | 266,000 | $6.6M | 0.40% |
| 97 | Playa Hotels & Resorts N.V. | N70544106 | 772,500 | $6.5M | 0.40% |
| 98 | OneSpaWorld Holdings Limited | OSW | 420,400 | $6.5M | 0.40% |
| 99 | Oscar Health, Inc. | OSCR | 407,500 | $6.4M | 0.40% |
| 100 | Allegro MicroSystems, Inc. | ALGM | 226,100 | $6.4M | 0.39% |
| 101 | Dutch Bros., Inc. | BROS | 152,700 | $6.3M | 0.39% |
| 102 | Imax Corp. | IMAX | 376,000 | $6.3M | 0.39% |
| 103 | Gibraltar Inds | 374689107 | 88,100 | $6.0M | 0.37% |
| 104 | SPS Comm Inc. | SPSC | 31,800 | $6.0M | 0.37% |
| 105 | Aehr Test Systems | AEHR | 534,400 | $6.0M | 0.37% |
| 106 | Liberty Energy, Inc. | LBRT | 281,100 | $5.9M | 0.36% |
| 107 | VSE Corp. | VSECU | 66,300 | $5.9M | 0.36% |
| 108 | Light & Wonder Inc. | LAWIL | 55,300 | $5.8M | 0.36% |
| 109 | Duolingo, Inc. | DUOL | 27,500 | $5.7M | 0.35% |
| 110 | Aviat Networks, Inc. | AVNW | 199,307 | $5.7M | 0.35% |
| 111 | Exlservice Holdings | EXLS | 181,000 | $5.7M | 0.35% |
| 112 | Evolus, Inc. | EOLS | 514,900 | $5.6M | 0.34% |
| 113 | HealthEquity Inc. | HQY | 64,600 | $5.6M | 0.34% |
| 114 | Addus Homecare Corp. | ADUS | 47,500 | $5.5M | 0.34% |
| 115 | Weave Communications, Inc. | WEAV | 609,400 | $5.5M | 0.34% |
| 116 | Clearwater Paper Corp | CLW | 112,200 | $5.4M | 0.33% |
| 117 | Amphastar Pharmaceuticals, Inc | AMPH | 135,055 | $5.4M | 0.33% |
| 118 | Kirby Corp. | KEX | 44,350 | $5.3M | 0.33% |
| 119 | Blackbaud | BLKB | 67,800 | $5.2M | 0.32% |
| 120 | Vital Energy, Inc. | 516806205 | 113,900 | $5.1M | 0.31% |
| 121 | Q2 Holdings, Inc. | QTWO | 84,110 | $5.1M | 0.31% |
| 122 | Upwork, Inc. | UPWK | 469,200 | $5.0M | 0.31% |
| 123 | M/I Homes, Inc. | MHO | 40,300 | $4.9M | 0.30% |
| 124 | ATI, Inc. | ATI | 88,700 | $4.9M | 0.30% |
| 125 | Helix Energy Solutions Group, | 42330P107 | 407,500 | $4.9M | 0.30% |
| 126 | Verint Sys Inc. | 92343x100 | 150,000 | $4.8M | 0.30% |
| 127 | OneSpan, Inc. | OSPN | 370,700 | $4.8M | 0.29% |
| 128 | The Vita Coco Co., Inc. | COCO | 165,400 | $4.6M | 0.28% |
| 129 | Skyward Specialty Ins Group | 830940102 | 126,600 | $4.6M | 0.28% |
| 130 | Gentherm, Inc. | THRM | 92,100 | $4.5M | 0.28% |
| 131 | Precision Drilling Corp. | PDS | 59,700 | $4.2M | 0.26% |
| 132 | Mannkind Corp. | MNKD | 798,800 | $4.2M | 0.26% |
| 133 | First Merchants Corporation | FRMEP | 123,400 | $4.1M | 0.25% |
| 134 | Hawkins, Inc. | HWKN | 44,000 | $4.0M | 0.25% |
| 135 | Huron Consulting Group, Inc. | HURN | 40,500 | $4.0M | 0.24% |
| 136 | RPC, Inc. | RES | 638,163 | $4.0M | 0.24% |
| 137 | Navitas Semiconductor Corp. | NVTS | 1,013,200 | $4.0M | 0.24% |
| 138 | Employers Holdings, Inc. | EIG | 92,500 | $3.9M | 0.24% |
| 139 | Cadence Design System, Inc. | CDNS | 12,800 | $3.9M | 0.24% |
| 140 | CareDx, Inc. | CDNA | 250,400 | $3.9M | 0.24% |
| 141 | Dynavax Technologies Corp. | 268158201 | 331,300 | $3.7M | 0.23% |
| 142 | Mercantile Bank Corp. | 587376104 | 89,891 | $3.6M | 0.22% |
| 143 | Despegar Com Corp. | G27358103 | 275,600 | $3.6M | 0.22% |
| 144 | SI-BONE, Inc. | SIBN | 275,900 | $3.6M | 0.22% |
| 145 | Arlo Technologies, Inc. | ARLO | 273,400 | $3.6M | 0.22% |
| 146 | Dorian LPG Ltd. | LPG | 84,800 | $3.6M | 0.22% |
| 147 | Aris Water Solutions, Inc. | 04041L106 | 225,200 | $3.5M | 0.22% |
| 148 | Transcat, Inc. | TRNS | 29,100 | $3.5M | 0.21% |
| 149 | 1st Source Corp. | SRCE | 63,900 | $3.4M | 0.21% |
| 150 | Backblaze, Inc. | BLZE | 538,700 | $3.3M | 0.20% |
| 151 | Sterling Construction Co., Inc | STRL | 27,300 | $3.2M | 0.20% |
| 152 | Taiwan Semiconductor ADR | 874039100 | 18,500 | $3.2M | 0.20% |
| 153 | Genedx Holdings Corp. | WGSWW | 122,000 | $3.2M | 0.20% |
| 154 | AvePoint, Inc. | AVPT | 296,300 | $3.1M | 0.19% |
| 155 | Proto Labs Inc. | PRLB | 97,500 | $3.0M | 0.18% |
| 156 | Enerpac Tool Group Corp. | EPAC | 77,300 | $3.0M | 0.18% |
| 157 | Sweetgreen, Inc. | SG | 92,251 | $2.8M | 0.17% |
| 158 | ANI Pharmaceuticals, Inc. | ANIP | 43,500 | $2.8M | 0.17% |
| 159 | Ardelyx, Inc. | ARDX | 371,800 | $2.8M | 0.17% |
| 160 | Rev Group, Inc. | 749527107 | 110,100 | $2.7M | 0.17% |
| 161 | Magnite, Inc. | MGNI | 200,000 | $2.7M | 0.16% |
| 162 | The Gorman-Rupp Co. | GRC | 68,900 | $2.5M | 0.16% |
| 163 | Universal Logistics Holdings | ULH | 62,200 | $2.5M | 0.15% |
| 164 | BJ's Restaurants, Inc. | BJRI | 72,600 | $2.5M | 0.15% |
| 165 | Powell Industries Inc. | 739128106 | 16,800 | $2.4M | 0.15% |
| 166 | Oxford Inds, Inc. | 691497309 | 23,400 | $2.3M | 0.14% |
| 167 | Willdan Group Inc. | WLDN | 79,100 | $2.3M | 0.14% |
| 168 | AXT Inc | AXTI | 659,021 | $2.2M | 0.14% |
| 169 | Universal Stainless And Alloy | 913837100 | 80,900 | $2.2M | 0.14% |
| 170 | Liquidia Corp. | LQDA | 183,200 | $2.2M | 0.13% |
| 171 | Bioventus, Inc. | BVS | 380,914 | $2.2M | 0.13% |
| 172 | Semrush Holdings, Inc. | SEMR | 159,200 | $2.1M | 0.13% |
| 173 | Matrix Service Co. | 576853105 | 211,075 | $2.1M | 0.13% |
| 174 | SPDR S&P 500 ETF Trust | SPY | 3,585 | $2.0M | 0.12% |
| 175 | PDD Holdings Inc. ADR | PDD | 12,000 | $1.6M | 0.10% |
| 176 | MakeMyTrip Ltd. | MMYT | 17,400 | $1.5M | 0.09% |
| 177 | Microsoft Corp. | MSFT | 2,725 | $1.2M | 0.07% |
| 178 | Tencent Music Entertainment AD | XHLD | 80,000 | $1.1M | 0.07% |
| 179 | JP Morgan Chase & Company Inc. | VYLD | 3,807 | $769,949 | 0.05% |
| 180 | Apple, Inc. | AAPL | 3,382 | $712,266 | 0.04% |
| 181 | DiDi Global Inc. ADR | DIDIY | 130,000 | $538,200 | 0.03% |
| 182 | Kanzhun Limited ADR | BZ | 24,000 | $451,440 | 0.03% |
| 183 | The Travelers Co., Inc. | TRV | 2,040 | $414,798 | 0.03% |
| 184 | Micron Technology | MU | 3,000 | $394,590 | 0.02% |
| 185 | Mastercard, Inc. | MA | 776 | $342,230 | 0.02% |
| 186 | Amgen, Inc. | AMGN | 1,071 | $334,571 | 0.02% |
| 187 | Johnson & Johnson | JNJ | 2,171 | $317,252 | 0.02% |
| 188 | VTEX | VTEX | 42,200 | $306,372 | 0.02% |
| 189 | Resmed Inc. | RSMDF | 1,450 | $277,559 | 0.02% |
| 190 | Arcos Dorados Holdings, Inc. | ARCO | 30,000 | $270,000 | 0.02% |
| 191 | Embraer Embraer S.A. Spon Adr | EMBJ | 10,300 | $265,740 | 0.02% |
| 192 | BBB Foods, Inc. | TBBB | 11,000 | $262,460 | 0.02% |
| 193 | Wal Mart Stores Inc. | WMT | 3,233 | $218,876 | 0.01% |
| 194 | McDonald's Corporation | MCD | 846 | $215,480 | 0.01% |
| 195 | Merck & Co. | MRK | 1,730 | $214,174 | 0.01% |
| 196 | Xenacare Hldgs, Inc. | 98401A106 | 140,000 | $0 | 0.00% |
| 197 | AMR Corp Escrow | 001ESC102 | 18,000 | $0 | 0.00% |