13F HOLDINGS REPORT
OBERWEIS ASSET MANAGEMENT INC/
Quarter ended Q4 2025 · Filed February 17, 2026 · Accession 0001213900-26-017101
Total Value
$2.73B
Positions
179
Other Managers
0
Confidential Omitted
No
Holdings (179)
| # | Issuer | Ticker / CUSIP | Shares | Value | % of Filing |
|---|---|---|---|---|---|
| 1 | Lumentum Hldgs, Inc. | LITE | 280,930 | $103.5M | 3.79% |
| 2 | Credo Technology Group | CRDO | 675,388 | $97.2M | 3.55% |
| 3 | Applied Optoelectronics Inc. | AAOI | 2,039,641 | $71.1M | 2.60% |
| 4 | SharkNinja, Inc. | SN | 526,310 | $58.9M | 2.15% |
| 5 | Ambarella, Inc. | AMBA | 617,860 | $43.8M | 1.60% |
| 6 | Rambus, Inc | RMBS | 462,100 | $42.5M | 1.55% |
| 7 | Skywest Inc | SKYW | 382,220 | $38.4M | 1.40% |
| 8 | Encompass Health Corporation | EHC | 358,971 | $38.1M | 1.39% |
| 9 | SiTime Corporation | SITM | 106,396 | $37.6M | 1.37% |
| 10 | Digital Ocean Holdings, Inc. | DOCN | 778,830 | $37.5M | 1.37% |
| 11 | Nova Ltd. | NVMI | 113,285 | $37.2M | 1.36% |
| 12 | Frontdoor, Inc. | FTDR | 610,860 | $35.2M | 1.29% |
| 13 | BrightSpring Health Services | 10950A106 | 908,000 | $34.0M | 1.24% |
| 14 | Macom Technology Solutions | 55405Y100 | 178,960 | $30.7M | 1.12% |
| 15 | Veracyte, Inc. | VCYT | 726,740 | $30.6M | 1.12% |
| 16 | Mercury Systems, Inc. | MRCY | 414,040 | $30.2M | 1.11% |
| 17 | Flowserve Corporation | FLS | 409,941 | $28.4M | 1.04% |
| 18 | Life Time Holdings, Inc. | LTH | 1,059,300 | $28.2M | 1.03% |
| 19 | Waystar Holding Corp. | WAY | 840,600 | $27.5M | 1.01% |
| 20 | Rush Street Interactive, Inc. | RSI | 1,411,710 | $27.4M | 1.00% |
| 21 | Clean Harbors, Inc. | CLH | 116,870 | $27.4M | 1.00% |
| 22 | Carpenter Technology Corp. | CRS | 82,611 | $26.0M | 0.95% |
| 23 | Tutor Perini Corp. | TPC | 387,200 | $26.0M | 0.95% |
| 24 | Osi Systems, Inc. | OSIS | 101,400 | $25.9M | 0.95% |
| 25 | Genedx Holdings Corp. | WGSWW | 198,770 | $25.9M | 0.95% |
| 26 | Pegasystems Inc. | PEGA | 424,840 | $25.4M | 0.93% |
| 27 | Freshworks, Inc. | FRSH | 2,054,470 | $25.2M | 0.92% |
| 28 | Dutch Bros., Inc. | BROS | 404,500 | $24.8M | 0.91% |
| 29 | Genpact Ltd. | G | 521,602 | $24.4M | 0.89% |
| 30 | Q2 Holdings, Inc. | QTWO | 336,860 | $24.3M | 0.89% |
| 31 | Imax Corp. | IMAX | 652,300 | $24.1M | 0.88% |
| 32 | American Superconductor | AMSC | 835,900 | $24.1M | 0.88% |
| 33 | ICU Medical, Inc. | ICUI | 168,040 | $24.0M | 0.88% |
| 34 | Merit Medical System Inc | 589889104 | 268,760 | $23.7M | 0.87% |
| 35 | Globus Medical, Inc.-A | GMED | 270,000 | $23.6M | 0.86% |
| 36 | Arcosa, Inc. | ACA | 221,600 | $23.6M | 0.86% |
| 37 | Arcutis Biotherapeutics, Inc. | ARQT | 808,400 | $23.5M | 0.86% |
| 38 | Camtek, Ltd. | CAMT | 218,880 | $23.3M | 0.85% |
| 39 | Lattice Semiconductor Corporat | LSCC | 314,636 | $23.2M | 0.85% |
| 40 | AAR Corp. | AIR | 272,700 | $22.6M | 0.83% |
| 41 | Everus Construction Group | EVEX-WT | 259,800 | $22.2M | 0.81% |
| 42 | Silicon Motion Techn ADR | SIMO | 236,300 | $21.9M | 0.80% |
| 43 | Urban Outfitters, Inc. | URBN | 286,400 | $21.6M | 0.79% |
| 44 | American Eagle Outfitters | AEO | 814,500 | $21.5M | 0.79% |
| 45 | Irhythm Holdings, Inc. | IRTC | 119,700 | $21.2M | 0.78% |
| 46 | Alphatec Hldgs Inc. | ATEC | 1,000,400 | $21.0M | 0.77% |
| 47 | New York Times Co. Cl A | NYT | 302,700 | $21.0M | 0.77% |
| 48 | FirstCash Holdings, Inc | FCFS | 131,300 | $20.9M | 0.77% |
| 49 | Levi Strauss & Co. | LEVI | 993,900 | $20.6M | 0.75% |
| 50 | Primoris Services Corp. | 74164F103 | 163,300 | $20.3M | 0.74% |
| 51 | National Vision Holdings, Inc. | EYE | 784,500 | $20.3M | 0.74% |
| 52 | Assurant, Inc. | AIZN | 83,000 | $20.0M | 0.73% |
| 53 | CarGurus, Inc. | CARG | 518,400 | $19.9M | 0.73% |
| 54 | Box, Inc. | BXCAP | 652,320 | $19.5M | 0.71% |
| 55 | Dana Inc. | DAN | 796,500 | $18.9M | 0.69% |
| 56 | Impinj, Inc. | PI | 107,120 | $18.6M | 0.68% |
| 57 | Federal Signal Corp. | FSS | 166,500 | $18.1M | 0.66% |
| 58 | Blue Bird Corporation | BLBD | 382,638 | $18.0M | 0.66% |
| 59 | Sensient Technologies Corp. | SXT | 188,000 | $17.7M | 0.65% |
| 60 | Genius Sports Ltd. | GENI | 1,585,900 | $17.5M | 0.64% |
| 61 | Vistance Networks, Inc. | 20337X109 | 960,912 | $17.4M | 0.64% |
| 62 | Solaris Energy Infrastructur | SEI | 366,900 | $16.9M | 0.62% |
| 63 | Grand Canyon Education, Inc. | LOPE | 99,800 | $16.6M | 0.61% |
| 64 | Ultra Clean Holdings | UCTT | 628,500 | $15.9M | 0.58% |
| 65 | ACI Worldwide Inc. | ACIW | 330,702 | $15.8M | 0.58% |
| 66 | Core Natural Resources, Inc. | CNR | 178,400 | $15.8M | 0.58% |
| 67 | Littelfuse, Inc. | LFUS | 62,300 | $15.8M | 0.58% |
| 68 | Zeta Global Holdings Corp. | ZETA | 767,020 | $15.6M | 0.57% |
| 69 | Powell Industries Inc. | 739128106 | 48,700 | $15.5M | 0.57% |
| 70 | SPX Technologies, Inc. | SPXC | 76,900 | $15.4M | 0.56% |
| 71 | Indivior Plc | INDV | 424,941 | $15.2M | 0.56% |
| 72 | Super Group SGHC Ltd. | SGHC | 1,268,500 | $15.2M | 0.55% |
| 73 | ANI Pharmaceuticals, Inc. | ANIP | 188,830 | $14.9M | 0.55% |
| 74 | Alighnment Healthcare, Inc. | ALHC | 747,500 | $14.8M | 0.54% |
| 75 | Qualys, Inc. | QLYS | 107,800 | $14.3M | 0.52% |
| 76 | Mirion Technologies, Inc. | MIR | 607,800 | $14.2M | 0.52% |
| 77 | Commvault Systems, Inc. | CVLT | 110,900 | $13.9M | 0.51% |
| 78 | Remitly Global, Inc. | RELY | 1,002,800 | $13.8M | 0.51% |
| 79 | Catalyst Pharmaceuticals, Inc. | CPRX | 586,970 | $13.7M | 0.50% |
| 80 | nLIGHT Inc. | LASR | 356,400 | $13.4M | 0.49% |
| 81 | LivaNova Plc | LIVN | 212,300 | $13.1M | 0.48% |
| 82 | Dave, Inc. | 23834J201 | 58,922 | $13.0M | 0.48% |
| 83 | HealthEquity Inc. | HQY | 141,580 | $13.0M | 0.47% |
| 84 | Calix, Inc. | CALX | 244,600 | $12.9M | 0.47% |
| 85 | Kiniksa Pharmaceuticals, Ltd. | G52694109 | 312,800 | $12.9M | 0.47% |
| 86 | The Vita Coco Co., Inc. | COCO | 233,400 | $12.4M | 0.45% |
| 87 | Zurn Elkay Water Solutions Cor | 98983L108 | 266,000 | $12.4M | 0.45% |
| 88 | EZCorp, Inc. | EZPW | 627,900 | $12.2M | 0.45% |
| 89 | Interface, Inc. | TILE | 435,800 | $12.2M | 0.44% |
| 90 | Skyward Specialty Ins Group | 830940102 | 237,500 | $12.1M | 0.44% |
| 91 | Adaptive Biotechnologies | ADTI | 744,500 | $12.1M | 0.44% |
| 92 | Pediatrix Medical Group, Inc. | MD | 559,987 | $12.0M | 0.44% |
| 93 | Ameris Bancorp | ABCB | 156,400 | $11.6M | 0.42% |
| 94 | Fabrinet | FN | 25,200 | $11.5M | 0.42% |
| 95 | Liquidia Corp. | LQDA | 329,200 | $11.4M | 0.42% |
| 96 | Turning PT Brands, Inc. | 90041L105 | 103,500 | $11.2M | 0.41% |
| 97 | AxoGen Inc. | AXGN | 336,200 | $11.0M | 0.40% |
| 98 | Workiva, Inc. | WK | 127,500 | $11.0M | 0.40% |
| 99 | Matador Resources Company | MTDR | 253,900 | $10.8M | 0.39% |
| 100 | Argan, Inc | AGX | 32,971 | $10.3M | 0.38% |
| 101 | Magnite, Inc. | MGNI | 635,800 | $10.3M | 0.38% |
| 102 | Artivion, Inc | AORT | 217,060 | $9.9M | 0.36% |
| 103 | OneSpaWorld Holdings Limited | OSW | 476,890 | $9.9M | 0.36% |
| 104 | Green Dot Corp. Cl A | GDOT | 765,000 | $9.8M | 0.36% |
| 105 | EPlus, Inc. | PLUS | 110,898 | $9.7M | 0.36% |
| 106 | M/I Homes, Inc. | MHO | 75,000 | $9.6M | 0.35% |
| 107 | Boot Barn Hldgs, Inc. | BOOT | 53,800 | $9.5M | 0.35% |
| 108 | LeMaitre Vascular, Inc. | LMAT | 116,301 | $9.4M | 0.34% |
| 109 | CorMedix, Inc. | CRMD | 805,115 | $9.4M | 0.34% |
| 110 | Ducommun Inc. | DCO | 98,100 | $9.3M | 0.34% |
| 111 | IBEX Ltd. | IBEX | 241,800 | $9.2M | 0.34% |
| 112 | Viavi Solutions, Inc. | VIAV | 508,100 | $9.1M | 0.33% |
| 113 | ProPetro Holding Corp. | PUMP | 947,900 | $9.0M | 0.33% |
| 114 | Interdigital, Inc. | IDCC | 28,300 | $9.0M | 0.33% |
| 115 | FB Financial Corp. | 30257X104 | 159,200 | $8.9M | 0.32% |
| 116 | CECO Environmental Corp. | CECO | 145,508 | $8.7M | 0.32% |
| 117 | Atricure, Inc. | ATRC | 217,992 | $8.6M | 0.32% |
| 118 | Benchmark Electronics Inc | 08160H101 | 198,300 | $8.5M | 0.31% |
| 119 | Addus Homecare Corp. | ADUS | 78,200 | $8.4M | 0.31% |
| 120 | Rev Group, Inc. | 749527107 | 137,800 | $8.4M | 0.31% |
| 121 | Advanced Energy Industry, Inc. | 007973100 | 39,700 | $8.3M | 0.30% |
| 122 | Magnolia Oil & Gas Corp. | MGY | 376,300 | $8.2M | 0.30% |
| 123 | Build A Bear | BBW | 134,100 | $8.2M | 0.30% |
| 124 | Halozyme Therapeutics, Inc. | HALO | 117,580 | $7.9M | 0.29% |
| 125 | Phibro Animal Health Corp | PAHC | 209,800 | $7.8M | 0.29% |
| 126 | Evolv Technologies Holdings | EVLVW | 1,077,900 | $7.7M | 0.28% |
| 127 | Weave Communications, Inc. | WEAV | 999,080 | $7.6M | 0.28% |
| 128 | Diodes, Inc. | DIOD | 151,900 | $7.5M | 0.27% |
| 129 | Nicolet Bankshares, Inc. | NIC | 61,700 | $7.5M | 0.27% |
| 130 | Lincoln EDL Svcs | 533535100 | 309,100 | $7.5M | 0.27% |
| 131 | First Merchants Corporation | FRMEP | 196,000 | $7.3M | 0.27% |
| 132 | Eton Pharmaceuticals, Inc. | ETON | 431,300 | $7.3M | 0.27% |
| 133 | CRA Int'l Inc. | 12618T105 | 35,770 | $7.2M | 0.26% |
| 134 | Huron Consulting Group, Inc. | HURN | 41,500 | $7.2M | 0.26% |
| 135 | Precision Drilling Corp. | PDS | 99,500 | $7.2M | 0.26% |
| 136 | Fastly, Inc. | FSLY | 689,800 | $7.0M | 0.26% |
| 137 | Malibu Boats, Inc. | MBUU | 244,100 | $6.9M | 0.25% |
| 138 | Radware, Ltd. | RDWR | 281,500 | $6.8M | 0.25% |
| 139 | Hawkins, Inc. | HWKN | 46,800 | $6.6M | 0.24% |
| 140 | Pagaya Technologies Ltd. | PGYWW | 305,600 | $6.4M | 0.23% |
| 141 | NPK International, Inc. | NPKI | 508,750 | $6.1M | 0.22% |
| 142 | Expro Group Holdings N.V. | XPRO | 446,300 | $6.0M | 0.22% |
| 143 | Coursera, Inc. | COUR | 806,800 | $5.9M | 0.22% |
| 144 | Red Violet, Inc. | RDVT | 102,800 | $5.9M | 0.21% |
| 145 | Powerfleet, Inc. | AIOT | 1,095,252 | $5.8M | 0.21% |
| 146 | Tactile Sys Technology, Inc. | 87357P100 | 199,100 | $5.8M | 0.21% |
| 147 | VSE Corp. | VSECU | 33,400 | $5.8M | 0.21% |
| 148 | Climb Global Solutions, Inc. | CLMB | 51,960 | $5.3M | 0.20% |
| 149 | 1st Source Corp. | SRCE | 84,700 | $5.3M | 0.19% |
| 150 | Bioventus, Inc. | BVS | 616,614 | $4.6M | 0.17% |
| 151 | The Gorman-Rupp Co. | GRC | 93,200 | $4.5M | 0.16% |
| 152 | Lindblad Expeditions Holdings, | LIND | 306,800 | $4.4M | 0.16% |
| 153 | LSI Industries Inc. | 50216C108 | 173,400 | $3.2M | 0.12% |
| 154 | Matrix Service Co. | 576853105 | 226,575 | $2.7M | 0.10% |
| 155 | Backblaze, Inc. | BLZE | 552,023 | $2.6M | 0.09% |
| 156 | Shopify, Inc. | SHOP | 13,100 | $2.1M | 0.08% |
| 157 | Futu Holdings Ltd. | FUTU | 11,000 | $1.8M | 0.07% |
| 158 | SPDR S&P 500 ETF Trust | SPY | 2,055 | $1.4M | 0.05% |
| 159 | Microsoft Corp. | MSFT | 2,665 | $1.3M | 0.05% |
| 160 | Micron Technology | MU | 4,500 | $1.3M | 0.05% |
| 161 | H World Group Ltd. | HWLDF | 24,000 | $1.1M | 0.04% |
| 162 | JP Morgan Chase & Company Inc. | VYLD | 3,052 | $983,387 | 0.04% |
| 163 | Apple, Inc. | AAPL | 3,476 | $944,879 | 0.03% |
| 164 | Alphabet, Inc. Cl A | GOOG | 1,900 | $594,721 | 0.02% |
| 165 | Alphabet, Inc. Cl C | GOOG | 1,620 | $508,356 | 0.02% |
| 166 | The Travelers Co., Inc. | TRV | 1,581 | $458,603 | 0.02% |
| 167 | Johnson & Johnson | JNJ | 2,050 | $424,199 | 0.02% |
| 168 | Mastercard, Inc. | MA | 662 | $377,663 | 0.01% |
| 169 | Resmed Inc. | RSMDF | 1,450 | $349,262 | 0.01% |
| 170 | Amgen, Inc. | AMGN | 1,035 | $338,811 | 0.01% |
| 171 | Bank of New York Mellon Corp. | 064058100 | 2,553 | $296,327 | 0.01% |
| 172 | Newmont Mining | NEMCL | 2,873 | $286,887 | 0.01% |
| 173 | Wells Fargo Co New Perp Pfd | 949746804 | 225 | $272,700 | 0.01% |
| 174 | SPDR Gold Shares ETF | GLD | 675 | $267,509 | 0.01% |
| 175 | McDonald's Corporation | MCD | 853 | $260,783 | 0.01% |
| 176 | Caterpillar, Inc. | CAT | 448 | $256,365 | 0.01% |
| 177 | Wal Mart Stores Inc. | WMT | 2,187 | $243,614 | 0.01% |
| 178 | Aflac Inc. | AFL | 2,000 | $220,540 | 0.01% |
| 179 | Xenacare Hldgs, Inc. | 98401A106 | 140,000 | $0 | 0.00% |