Oberweis Asset Management Inc/ Top Holdings and 13F Report (2024) About Oberweis Asset Management Inc/Investment ActivityOberweis Asset Management Inc/ has $1.95 billion in total holdings as of September 30, 2024.Oberweis Asset Management Inc/ owns shares of 206 different stocks, but just 102 companies or ETFs make up 80% of its holdings.Approximately 23.81% of the portfolio was purchased this quarter.About 12.64% of the portfolio was sold this quarter.This quarter, Oberweis Asset Management Inc/ has purchased 197 new stocks and bought additional shares in 77 stocks.Oberweis Asset Management Inc/ sold shares of 33 stocks and completely divested from 27 stocks this quarter.Largest Holdings ADMA Biologics $58,112,529SharkNinja $50,244,675Zeta Global Holdings Corp. $47,851,198Encompass Health $29,630,583Weatherford International $28,593,741 Largest New Holdings this Quarter ICU Medical $23,779,710 HoldingLantheus $21,006,150 HoldingDoximity $20,177,267 HoldingGenpact $17,346,504 HoldingBOX $17,085,060 Holding Largest Purchases this Quarter ICU Medical 130,500 shares (about $23.78M)Lantheus 191,400 shares (about $21.01M)Doximity 463,100 shares (about $20.18M)Genpact 442,400 shares (about $17.35M)ADMA Biologics 866,380 shares (about $17.32M) Largest Sales this Quarter ACI Worldwide 206,950 shares (about $10.53M)Oshkosh 78,537 shares (about $7.87M)ESAB 60,900 shares (about $6.47M)CECO Environmental 193,300 shares (about $5.45M)Limbach 54,000 shares (about $4.09M) Sector Allocation Over TimeMap of 500 Largest Holdings ofOberweis Asset Management Inc/ Selling Neutral Buying Latest 13F Holdings and Changes Since Previous Quarterly FilingIssuer NameHoldings ValueApproximate Purchase/SaleChange in SharesShares Held% of PortfolioSectorADMAADMA Biologics$58,112,529$17,318,936 ▲42.5%2,907,0803.0%MedicalSNSharkNinja$50,244,675$7,341,186 ▲17.1%462,1902.6%Consumer DiscretionaryZeta Global Holdings Corp.$47,851,198$469,823 ▲1.0%1,604,1302.5%COMEHCEncompass Health$29,630,583$1,393,645 ▲4.9%306,6081.5%MedicalWFRDWeatherford International$28,593,741$3,731,723 ▲15.0%336,7141.5%Oils/EnergyPSNParsons$27,757,210$12,296,448 ▲79.5%267,7201.4%Business ServicesONTOOnto Innovation$26,824,017$64,344 ▼-0.2%129,2351.4%Computer and TechnologyTMDXTransMedics Group$26,484,330$2,888,800 ▼-9.8%168,6901.4%MedicalCRDOCredo Technology Group$25,512,071$1,477,907 ▲6.1%828,3141.3%Business ServicesCLHClean Harbors$25,468,983$513,634 ▲2.1%105,3701.3%Business ServicesVCYTVeracyte$24,369,917$2,104,353 ▲9.5%715,9201.2%MedicalICUIICU Medical$23,779,710$23,779,710 ▲New Holding130,5001.2%MedicalSKYWSkyWest$23,605,803$1,139,268 ▼-4.6%277,6501.2%TransportationCROXCrocs$22,141,449$3,736,098 ▲20.3%152,9001.1%Consumer DiscretionaryFLSFlowserve$21,190,946$2,058,710 ▲10.8%409,9621.1%Industrial ProductsLNTHLantheus$21,006,150$21,006,150 ▲New Holding191,4001.1%MedicalOLEDUniversal Display$20,606,375$393,774 ▼-1.9%98,1721.1%Computer and TechnologyDOCSDoximity$20,177,267$20,177,267 ▲New Holding463,1001.0%MedicalMMSIMerit Medical Systems$19,977,496$820,289 ▲4.3%202,1401.0%MedicalITRIItron$19,963,857$3,686,013 ▲22.6%186,9101.0%Computer and TechnologyCCSCentury Communities$19,844,246$267,748 ▲1.4%192,7001.0%ConstructionFTDRFrontdoor$19,743,086$5,562,041 ▲39.2%411,4001.0%ConstructionYOUClear Secure$19,201,316$1,862,468 ▲10.7%579,4001.0%Computer and TechnologyICFIICF International$19,180,850$517,049 ▲2.8%115,0001.0%Business ServicesTNDMTandem Diabetes Care$19,001,801$7,042,181 ▲58.9%448,0501.0%MedicalAVAVAeroVironment$18,594,370$3,348,350 ▲22.0%92,7401.0%AerospaceANFAbercrombie & Fitch$17,977,150$5,288,220 ▲41.7%128,5000.9%Retail/WholesaleFSSFederal Signal$17,732,166$3,215,024 ▲22.1%189,7300.9%Multi-Sector ConglomeratesUCTTUltra Clean$17,573,193$4,811,565 ▲37.7%440,1000.9%Computer and TechnologyHIMSHims & Hers Health$17,381,112$2,921,412 ▲20.2%943,6000.9%MedicalGGenpact$17,346,504$17,346,504 ▲New Holding442,4000.9%Business ServicesBOXBOX$17,085,060$17,085,060 ▲New Holding522,0000.9%Computer and TechnologyCBTCabot$17,078,456$2,045,391 ▲13.6%152,8000.9%Basic MaterialsDigital Ocean Holdings, Inc.$17,052,658$17,052,658 ▲New Holding422,2000.9%COMMTSIMACOM Technology Solutions$17,033,906$17,033,906 ▲New Holding153,1000.9%Computer and TechnologySIMOSilicon Motion Technology$16,843,2020.0%277,3000.9%Computer and TechnologyAMSCAmerican Superconductor$15,679,8400.0%664,4000.8%Computer and TechnologyFORMFormFactor$15,215,880$1,150,000 ▲8.2%330,7800.8%Computer and TechnologyTDWTidewater$15,183,944$4,552,204 ▲42.8%211,5050.8%Oils/EnergyLIVNLivaNova$14,957,350$1,996,520 ▼-11.8%284,6850.8%MedicalBLBDBlue Bird$14,344,8360.0%299,1000.7%Auto/Tires/TrucksHAEHaemonetics$14,291,162$1,004,750 ▲7.6%177,7950.7%MedicalCAMTCamtek$14,227,6730.0%178,1800.7%Computer and TechnologyIBPInstalled Building Products$13,717,2390.0%55,7000.7%ConstructionAIZAssurant$13,602,024$1,292,590 ▲10.5%68,4000.7%FinanceFNFabrinet$13,524,368$6,927,692 ▲105.0%57,2000.7%Computer and TechnologyCOOPMr. Cooper Group$13,329,228$13,329,228 ▲New Holding144,6000.7%FinanceBMIBadger Meter$13,170,123$1,987,531 ▲17.8%60,3000.7%Computer and TechnologyBFAMBright Horizons Family Solutions$13,074,690$13,074,690 ▲New Holding93,3040.7%Consumer DiscretionaryNVMINova$13,000,416$13,000,416 ▲New Holding62,4000.7%Computer and TechnologyVRTVertiv$12,531,814$283,446 ▼-2.2%125,9610.6%Computer and TechnologyBRBRBellRing Brands$12,508,320$12,508,320 ▲New Holding206,0000.6%MedicalACLSAxcelis Technologies$12,453,978$2,828,853 ▲29.4%118,7790.6%Computer and TechnologyAAOIApplied Optoelectronics$12,391,2440.0%865,9150.6%Computer and TechnologyNXTNextracker$12,379,644$1,926,472 ▲18.4%330,3000.6%Oils/EnergyCRSCarpenter Technology$12,326,022$405,335 ▲3.4%77,2400.6%Basic MaterialsOSCROscar Health$12,234,989$3,591,914 ▲41.6%576,8500.6%FinancePRIMPrimoris Services$12,190,9920.0%209,9000.6%ConstructionSFMSprouts Farmers Market$11,979,4850.0%108,5000.6%Retail/WholesaleBOOTBoot Barn$11,609,2320.0%69,4000.6%Retail/WholesaleCLBTCellebrite DI$11,532,200$1,367,576 ▲13.5%684,8100.6%Business ServicesITGRInteger$11,453,000$4,043,000 ▼-26.1%88,1000.6%MedicalFCFSFirstCash$11,238,920$1,802,360 ▲19.1%97,9000.6%Business ServicesPrimo Brands Corp.$11,079,700$11,079,700 ▲New Holding438,8000.6%COMVECOVeeco Instruments$10,820,258$1,149,611 ▲11.9%326,6000.6%Computer and TechnologyNEONeoGenomics$10,600,825$737,500 ▲7.5%718,7000.5%MedicalRSIRush Street Interactive$10,545,1150.0%971,9000.5%Consumer DiscretionaryOSISOSI Systems$10,506,6360.0%69,2000.5%Computer and TechnologyPETQPetIQ$10,483,3390.0%340,7000.5%MedicalACIWACI Worldwide$10,470,741$10,533,755 ▼-50.2%205,7120.5%Computer and TechnologyOSKOshkosh$10,446,805$7,870,202 ▼-43.0%104,2490.5%Auto/Tires/TrucksWINGWingstop$10,152,3520.0%24,4000.5%Retail/WholesaleMMSMaximus$9,949,488$354,008 ▼-3.4%106,8000.5%Business ServicesMYGNMyriad Genetics$9,879,5730.0%360,7000.5%MedicalSPXCSPX Technologies$9,854,628$2,025,142 ▼-17.0%61,8000.5%Business ServicesFIXComfort Systems USA$9,836,820$429,385 ▲4.6%25,2000.5%ConstructionLRNStride$9,793,588$725,135 ▼-6.9%114,8000.5%Consumer DiscretionaryLOPEGrand Canyon Education$9,702,540$2,383,080 ▲32.6%68,4000.5%Consumer DiscretionaryINSWInternational Seaways$9,626,252$1,809,756 ▲23.2%186,7000.5%TransportationESABESAB$9,546,638$6,474,279 ▼-40.4%89,8000.5%Industrial ProductsSTRAStrategic Education$9,532,650$1,776,960 ▲22.9%103,0000.5%Consumer DiscretionaryLMATLeMaitre Vascular$9,354,369$93 ▲0.0%100,7040.5%MedicalCDNACareDx$9,195,763$1,377,023 ▲17.6%294,5000.5%MedicalIMAXIMAX$9,167,970$1,456,210 ▲18.9%447,0000.5%Consumer DiscretionaryAMBAAmbarella$9,137,610$9,137,610 ▲New Holding162,0000.5%Computer and TechnologyCPRXCatalyst Pharmaceuticals$9,112,9920.0%458,4000.5%MedicalDuolingo, Inc.$8,742,620$987,070 ▲12.7%31,0000.4%COMKRYSKrystal Biotech$8,519,004$764,526 ▲9.9%46,8000.4%MedicalACMRACM Research$8,454,950$499,989 ▼-5.6%416,5000.4%Computer and TechnologyLMBLimbach$8,394,208$4,091,040 ▼-32.8%110,8000.4%ConstructionEOLSEvolus$8,341,3800.0%514,9000.4%MedicalDECKDeckers Outdoor$8,265,888$6,759,086 ▲448.6%51,8400.4%Retail/WholesaleABCBAmeris Bancorp$7,979,681$7,979,681 ▲New Holding127,9000.4%FinanceQTWOQ2$7,944,294$1,234,840 ▲18.4%99,5900.4%Computer and TechnologyVRNSVaronis Systems$7,898,700$7,898,700 ▲New Holding139,8000.4%Computer and TechnologyAMPHAmphastar Pharmaceuticals$7,820,852$1,266,633 ▲19.3%161,1550.4%MedicalWEAVWeave Communications$7,800,3200.0%609,4000.4%Computer and TechnologyTILEInterface$7,775,803$7,775,803 ▲New Holding409,9000.4%Consumer DiscretionaryEZPWEZCORP$7,684,4550.0%685,5000.4%FinanceAOSLAlpha and Omega Semiconductor$7,598,464$916,864 ▲13.7%204,7000.4%Computer and TechnologyShowing largest 100 holdings. 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