OBERWEIS ASSET MANAGEMENT INC/ Q3 2025 Filing
Filed November 17, 2025
Portfolio Value
$2.6T
Holdings
183
Report Date
Q3 2025
Filing Type
13F-HR
All Holdings (183 positions)
| # | Stock | Shares | Value | % Portfolio | Type |
|---|---|---|---|---|---|
| 1 | CRDOCredo Technology Group | 643,948 | $93.8B | 3.59% | |
| 2 | LITELumentum Hldgs, Inc. | 328,630 | $53.5B | 2.05% | |
| 3 | RMBS*Rambus, Inc | 507,899 | $52.9B | 2.03% | |
| 4 | AMBAAmbarella, Inc. | 611,360 | $50.4B | 1.93% | |
| 5 | SNSharkNinja, Inc. | 482,810 | $49.8B | 1.91% | |
| 6 | AAOIApplied Optoelectronics Inc. | 1,888,041 | $49.0B | 1.87% | |
| 7 | EHCEncompass Health Corporation | 358,800 | $45.6B | 1.75% | |
| 8 | FTDRFrontdoor, Inc. | 610,860 | $41.1B | 1.57% | |
| 9 | ADMAADMA Biologics, Inc. | 2,712,040 | $39.8B | 1.52% | |
| 10 | AMSCAmerican Superconductor | 665,700 | $39.5B | 1.51% | |
| 11 | SRADSportradar Group | 1,379,100 | $37.1B | 1.42% | |
| 12 | NVMINova Ltd. | 113,285 | $36.2B | 1.39% | |
| 13 | ITRIItron Inc | 284,150 | $35.4B | 1.36% | |
| 14 | SKYWSkywest Inc | 330,790 | $33.3B | 1.27% | |
| 15 | SITMSiTime Corporation | 106,396 | $32.1B | 1.23% | |
| 16 | WAYWaystar Holding Corp. | 836,550 | $31.7B | 1.21% | |
| 17 | MRCYMercury Systems, Inc. | 398,500 | $30.8B | 1.18% | |
| 18 | CLHClean Harbors, Inc. | 116,770 | $27.1B | 1.04% | |
| 19 | LRNStride, Inc. | 181,800 | $27.1B | 1.04% | |
| 20 | BTSGBrightSpring Health Services | 908,000 | $26.8B | 1.03% | |
| 21 | PRIMPrimoris Services Corp. | 192,400 | $26.4B | 1.01% | |
| 22 | DOCNDigital Ocean Holdings, Inc. | 772,000 | $26.4B | 1.01% | |
| 23 | OSISOsi Systems, Inc. | 101,400 | $25.3B | 0.97% | |
| 24 | TPCTutor Perini Corp. | 377,800 | $24.8B | 0.95% | |
| 25 | VCYTVeracyte, Inc. | 721,690 | $24.8B | 0.95% | |
| 26 | RSIRush Street Interactive, Inc. | 1,191,560 | $24.4B | 0.93% | |
| 27 | CVLTCommvault Systems, Inc. | 128,600 | $24.3B | 0.93% | |
| 28 | FRSHFreshworks, Inc. | 2,059,470 | $24.2B | 0.93% | |
| 29 | LTHLife Time Holdings, Inc. | 866,400 | $23.9B | 0.92% | |
| 30 | QRVOQorvo, Inc. | 260,900 | $23.8B | 0.91% | |
| 31 | PSNParsons Corp. | 272,730 | $22.6B | 0.87% | |
| 32 | CAMTCamtek, Ltd. | 213,580 | $22.4B | 0.86% | |
| 33 | PEGAPegasystems Inc. | 389,400 | $22.4B | 0.86% | |
| 34 | ECGEverus Construction Group | 259,800 | $22.3B | 0.85% | |
| 35 | MTSIMacom Technology Solutions | 177,790 | $22.1B | 0.85% | |
| 36 | GKDGrand Canyon Education, Inc. | 99,800 | $21.9B | 0.84% | |
| 37 | SIMOSilicon Motion Techn ADR | 230,600 | $21.9B | 0.84% | |
| 38 | FLSFlowserve Corporation | 409,285 | $21.7B | 0.83% | |
| 39 | GGenpact Ltd. | 516,800 | $21.6B | 0.83% | |
| 40 | BLBDBlue Bird Corporation | 373,400 | $21.5B | 0.82% | |
| 41 | AIRAAR Corp. | 236,500 | $21.2B | 0.81% | |
| 42 | BROSDutch Bros., Inc. | 404,500 | $21.2B | 0.81% | |
| 43 | QTWOQ2 Holdings, Inc. | 292,260 | $21.2B | 0.81% | |
| 44 | LEVILevi Strauss & Co. | 903,500 | $21.1B | 0.81% | |
| 45 | BOXBox, Inc. | 652,320 | $21.1B | 0.81% | |
| 46 | WGSGenedx Holdings Corp. | 193,920 | $20.9B | 0.80% | |
| 47 | ACAArcosa, Inc. | 221,600 | $20.8B | 0.80% | |
| 48 | CRSCarpenter Technology Corp. | 82,611 | $20.3B | 0.78% | |
| 49 | LSCCLattice Semiconductor Corporat | 275,536 | $20.2B | 0.77% | |
| 50 | FSSFederal Signal Corp. | 166,500 | $19.8B | 0.76% | |
| 51 | PIImpinj, Inc. | 107,120 | $19.4B | 0.74% | |
| 52 | MMSIMerit Medical System Inc | 232,010 | $19.3B | 0.74% | |
| 53 | CARGCarGurus, Inc. | 518,400 | $19.3B | 0.74% | |
| 54 | IMAImax Corp. | 579,600 | $19.0B | 0.73% | |
| 55 | AIZAssurant, Inc. | 83,000 | $18.0B | 0.69% | |
| 56 | ICUIICU Medical, Inc. | 149,130 | $17.9B | 0.68% | |
| 57 | TSAACI Worldwide Inc. | 330,702 | $17.5B | 0.67% | |
| 58 | EYENational Vision Holdings, Inc. | 594,900 | $17.4B | 0.66% | |
| 59 | FNFabrinet | 45,900 | $16.7B | 0.64% | |
| 60 | URBNUrban Outfitters, Inc. | 234,300 | $16.7B | 0.64% | |
| 61 | UCTTUltra Clean Holdings | 613,300 | $16.7B | 0.64% | |
| 62 | AGXArgan, Inc | 60,571 | $16.4B | 0.63% | |
| 63 | RELYRemitly Global, Inc. | 1,002,800 | $16.3B | 0.63% | |
| 64 | LFUSLittelfuse, Inc. | 62,300 | $16.1B | 0.62% | |
| 65 | SFMSprouts Farmers Markets LLC | 145,500 | $15.8B | 0.61% | |
| 66 | FCFSFirstCash Holdings, Inc | 97,800 | $15.5B | 0.59% | |
| 67 | ZETAZeta Global Holdings Corp. | 761,200 | $15.1B | 0.58% | |
| 68 | SEISolaris Energy Infrastructur | 366,900 | $14.7B | 0.56% | |
| 69 | POWLPowell Industries Inc. | 47,500 | $14.5B | 0.55% | |
| 70 | NYTNew York Times Co. Cl A | 252,000 | $14.5B | 0.55% | |
| 71 | SPXCSPX Technologies, Inc. | 76,900 | $14.4B | 0.55% | |
| 72 | IRTCIrhythm Technologies Inc | 81,200 | $14.0B | 0.53% | |
| 73 | HQYHealthEquity Inc. | 140,080 | $13.3B | 0.51% | |
| 74 | EZPWEZCorp, Inc. | 685,500 | $13.1B | 0.50% | |
| 75 | GDOTGreen Dot Corp. Cl A | 970,300 | $13.0B | 0.50% | |
| 76 | BMIBadger Meter | 72,610 | $13.0B | 0.50% | |
| 77 | BSFAANI Pharmaceuticals, Inc. | 138,900 | $12.7B | 0.49% | |
| 78 | SSFSensient Technologies Corp. | 134,200 | $12.6B | 0.48% | |
| 79 | GENIGenius Sports Ltd. | 1,015,100 | $12.6B | 0.48% | |
| 80 | ZWSZurn Elkay Water Solutions Cor | 266,000 | $12.5B | 0.48% | |
| 81 | TILEInterface, Inc. | 425,300 | $12.3B | 0.47% | |
| 82 | VISNCommScope Holding Company, Inc | 790,912 | $12.2B | 0.47% | |
| 83 | AEISAdvanced Energy Industry, Inc. | 69,700 | $11.9B | 0.45% | |
| 84 | KNSAKiniksa Pharmaceuticals, Ltd. | 305,200 | $11.9B | 0.45% | |
| 85 | IDIInterdigital, Inc. | 34,100 | $11.8B | 0.45% | |
| 86 | DIODDiodes, Inc. | 218,700 | $11.6B | 0.45% | |
| 87 | ABCBAmeris Bancorp | 156,400 | $11.5B | 0.44% | |
| 88 | MTDRMatador Resources Company | 253,900 | $11.4B | 0.44% | |
| 89 | MGNIMagnite, Inc. | 514,000 | $11.2B | 0.43% | |
| 90 | QLYSQualys, Inc. | 84,000 | $11.1B | 0.43% | |
| 91 | SKWDSkyward Specialty Ins Group | 231,800 | $11.0B | 0.42% | |
| 92 | ADPTAdaptive Biotechnologies | 726,500 | $10.9B | 0.42% | |
| 93 | MHOM/I Homes, Inc. | 73,200 | $10.6B | 0.40% | |
| 94 | CBSHCommerce Bancshares, Inc. | 176,890 | $10.6B | 0.40% | |
| 95 | CPRXCatalyst Pharmaceuticals, Inc. | 528,560 | $10.4B | 0.40% | |
| 96 | OSPNOneSpan, Inc. | 640,450 | $10.2B | 0.39% | |
| 97 | VRNSVaronis Sys, Inc. | 176,600 | $10.1B | 0.39% | |
| 98 | TPBTurning PT Brands, Inc. | 101,000 | $10.0B | 0.38% | |
| 99 | LMATLeMaitre Vascular, Inc. | 113,767 | $10.0B | 0.38% | |
| 100 | OSWOneSpaWorld Holdings Limited | 465,400 | $9.8B | 0.38% |
Page 1 of 2Next