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Needham Investment Management LLC

Q1 2026 Holdings

Filed 2026-05-15 | 348 holdings | $2.0B | 13F-HR | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↓Shares% Portfolio
Nlight Inc(LASR)COM65487K100$109.6M1,922,7405.6%
Vicor Corp(VICR)COM925815102$84.0M522,0004.3%
Vertiv Holdings Co(VRT)COM CL A92537N108$71.5M285,2503.7%
PDF Solutions Inc(PDFS)COM693282105$66.2M2,022,7003.4%
Arteris Inc(AIP)COM04302A104$65.0M3,952,5003.3%
Formfactor Inc(FORM)COM346375108$58.5M603,5003.0%
Vishay Intertechnology Inc(VSH)COM928298108$52.6M2,920,0002.7%
Lincoln EDL Svcs Corp(LINC)COM533535100$52.0M1,277,5002.7%
Oil DRI Corp Amer(ODC)COM677864100$44.1M677,5002.3%
Nova LTD(NVMI)COMM7516K103$40.0M92,1502.0%
Universal Technical Inst Inc(UTI)COM913915104$37.2M1,030,0001.9%
Super Micro Computer Inc(SMCI)COM NEW86800U302$36.8M1,616,5001.9%
Thermon Group Hldgs Inc(THR)COM88362T103$31.9M632,5001.6%
Thredup Inc(TDUP)CL A88556E102$30.4M9,275,0001.6%
Veeco Instrs Inc del(VECO)COM922417100$29.8M880,0001.5%
Tetra Technologies Inc del(TTI)COM88162F105$28.8M3,375,0001.5%
MKS Inc.(MKSI)COM55306N104$27.6M120,0001.4%
Vishay Precision Group Inc(VPG)COM92835K103$26.9M620,0001.4%
Coherent Corp(COHR)COM19247G107$25.1M105,5001.3%
Arlo Technologies Inc(ARLO)COM04206A101$25.0M1,760,0001.3%
Photronics Inc(PLAB)COM719405102$24.4M605,0001.2%
Centuri Holdings Inc(CTRI)COM SHS155923105$23.9M817,6281.2%
Ceco Environmental Corp(CECO)COM125141101$23.1M387,5001.2%
CRA Intl Inc(CRAI)COM12618T105$22.7M140,0061.2%
Asure Software Inc(ASUR)COM04649U102$22.4M2,607,5001.1%
Parsons Corp del(PSN)COM70202L102$22.2M409,0001.1%
Huntington Ingalls Inds Inc(HII)COM446413106$21.0M55,2501.1%
Akamai Technologies Inc(AKAM)COM00971T101$20.5M178,5001.0%
Clean Harbors Inc(CLH)COM184496107$19.7M68,8561.0%
Nvent Elec PLC(NVT)SHSG6700G107$18.3M154,5000.9%
Astronics Corp(ATRO)COM046433108$18.2M272,5000.9%
Genius Sports Limited(GENI)SHARES CL AG3934V109$17.7M4,000,0000.9%
Select Water Solutions Inc(WTTR)CL A COM81617J301$17.7M1,155,0000.9%
Gorman Rupp Co(GRC)COM383082104$16.9M272,5000.9%
Matrix SVC Co(MTRX)COM576853105$16.5M1,435,0000.8%
Vital Farms Inc(VITL)COM92847W103$16.2M1,150,0000.8%
Adtran Holdings Inc(ADTN)COM00486H105$15.5M1,228,5000.8%
Aspen Aerogels Inc(ASPN)COM04523Y105$15.5M4,518,7750.8%
Bruker Corp(BRKR)COM116794108$15.3M424,2500.8%
Tennant Co(TNC)COM880345103$15.2M229,0000.8%
Viasat Inc(VSAT)COM92552V100$15.1M330,6000.8%
KLA Corp(KLAC)COM NEW482480100$15.1M10,2500.8%
Labcorp Holdings Inc(LH)COM SHS504922105$15.0M56,3130.8%
Everus Constr Group(ECG)COM300426103$14.9M126,5000.8%
Solstice Advanced Matls Inc(SOLS)COM SHS83443Q103$14.3M187,5000.7%
Generac Hldgs Inc(GNRC)COM368736104$14.2M72,4500.7%
Wabtec(WAB)COM929740108$13.9M55,7500.7%
Entegris Inc(ENTG)COM29362U104$13.7M117,0000.7%
Ecovyst Inc(ECVT)COM27923Q109$13.1M1,020,0000.7%
Markel Group Inc(MKL)COM570535104$12.8M6,7000.7%
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