Fund Holdings — NEEDHAM INVESTMENT MANAGEMENT LLC

Total Portfolio Value:
$3.33B
Total Bought:
$1.03B
Total Sold:
$393.35M
Net Transaction:
+$638.86M
Notable People:
George Austin Needham
Securities
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SharesValue
Q1 2026
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Q2 2026
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Change
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Q1 2026
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Q2 2026
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Weight (%)
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Change
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Vicor Corporation(VICR)522,000524,000+2,000$84.04M$199.00M5.98%+$114.96M
Arteris, Inc.(AIP)3,952,5003,927,500-25,000$64.98M$190.84M5.74%+$125.86M
Vishay Intertechnology, Inc.(VSH)2,920,0003,035,610+115,610$52.56M$163.26M4.91%+$110.70M
PDF Solutions, Inc.(PDFS)2,022,7002,065,000+42,300$66.16M$146.18M4.40%+$80.02M
nLIGHT, Inc.(LASR)1,922,7401,992,740+70,000$109.63M$138.73M4.17%+$29.10M
Vertiv Holdings Co(VRT)285,250285,750+500$71.48M$95.67M2.88%+$24.20M
Vishay Precision Group, Inc.(VPG)620,000599,000-21,000$26.92M$89.80M2.70%+$62.88M
FormFactor, Inc.(FORM)603,500547,500-56,000$58.53M$87.56M2.63%+$29.03M
CECO Environmental Corp.(CECO)387,500957,500+570,000$23.09M$86.88M2.61%+$63.80M
Oil-Dri Corporation of America(ODC)677,500686,000+8,500$44.10M$70.12M2.11%+$26.02M
THREDUP INC9,275,00010,175,000+900,000$30.42M$69.70M2.10%+$39.28M
LINCOLN EDL SVCS CORP1,277,5001,325,000+47,500$51.97M$66.12M1.99%+$14.15M
Veeco Instruments Inc.(VECO)880,000845,850-34,150$29.80M$64.12M1.93%+$34.32M
TETRA Technologies, Inc.(TTI)3,375,0005,651,500+2,276,500$28.75M$64.03M1.93%+$35.28M
Super Micro Computer, Inc.(SMCI)1,616,5001,858,500+242,000$36.81M$54.51M1.64%+$17.70M
ELMET GROUP CO (THE)02,639,416+2,639,416$0$52.10M1.57%+$52.10M
MKS Inc.(MKSI)120,000112,250-7,750$27.58M$49.93M1.50%+$22.35M
Universal Technical Institute, Inc.(UTI)1,030,0001,130,000+100,000$37.18M$48.33M1.45%+$11.15M
Nova Ltd.(NVMI)92,15088,650-3,500$40.02M$48.13M1.45%+$8.11M
Coherent Corp.(COHR)105,50092,500-13,000$25.13M$36.49M1.10%+$11.36M
KLA Corporation(KLAC)10,250102,500+92,250$15.09M$30.93M0.93%+$15.83M
CRA International, Inc.(CRAI)140,006215,506+75,500$22.66M$30.67M0.92%+$8.00M
GENIUS SPORTS LIMITED
SHARES CL A
4,000,0004,925,000+925,000$17.72M$29.85M0.90%+$12.13M
Viasat, Inc.(VSAT)330,600330,6000$15.14M$29.69M0.89%+$14.55M
Parsons Corporation(PSN)409,000555,000+146,000$22.16M$29.08M0.87%+$6.92M
AMBIQ MICRO INC200,000323,700+123,700$5.08M$28.58M0.86%+$23.50M
Centuri Holdings, Inc.(CTRI)817,628942,628+125,000$23.88M$28.51M0.86%+$4.62M
Bruker Corporation(BRKR)424,250459,250+35,000$15.32M$27.64M0.83%+$12.31M
Arlo Technologies, Inc.(ARLO)1,760,0001,995,000+235,000$25.04M$26.89M0.81%+$1.85M
nVent Electric plc(NVT)154,500154,5000$18.27M$26.20M0.79%+$7.93M
Select Water Solutions, Inc.(WTTR)1,155,0001,300,000+145,000$17.67M$25.97M0.78%+$8.30M
The Gorman-Rupp Company(GRC)272,500272,5000$16.93M$25.00M0.75%+$8.07M
Generac Holdings Inc.(GNRC)72,45082,000+9,550$14.15M$24.01M0.72%+$9.86M
ASTRONICS CORP272,500272,5000$18.18M$22.14M0.67%+$3.96M
Akamai Technologies, Inc.(AKAM)178,500183,500+5,000$20.50M$21.69M0.65%+$1.19M
BADGER METER INC30,000145,000+115,000$4.57M$21.52M0.65%+$16.94M
Tennant Company(TNC)229,000242,500+13,500$15.21M$21.23M0.64%+$6.02M
Everus Construction Group, Inc.(ECG)126,500126,5000$14.93M$20.99M0.63%+$6.06M
Clean Harbors, Inc.(CLH)68,85670,106+1,250$19.74M$20.94M0.63%+$1.20M
ASURE SOFTWARE INC2,607,5002,635,000+27,500$22.42M$20.92M0.63%-$1.50M
ASPEN AEROGELS INC4,518,7753,260,800-1,257,975$15.45M$20.67M0.62%+$5.22M
MATRIX SVC CO1,435,0001,435,0000$16.47M$19.66M0.59%+$3.19M
MYR Group Inc.(MYRG)38,60039,000+400$10.90M$19.52M0.59%+$8.62M
Photronics, Inc.(PLAB)605,000585,500-19,500$24.45M$19.05M0.57%-$5.40M
LANTRONIX INC03,150,000+3,150,000$0$18.52M0.56%+$18.52M
Entegris, Inc.(ENTG)117,000101,500-15,500$13.72M$18.26M0.55%+$4.54M
Evolv Technologies Holdings, Inc.(EVLV)1,250,0003,075,000+1,825,000$7.56M$17.84M0.54%+$10.27M
BWX Technologies, Inc.(BWXT)59,00087,500+28,500$12.06M$17.03M0.51%+$4.97M
Solstice Advanced Materials, Inc.(SOLS)187,500187,5000$14.28M$16.61M0.50%+$2.33M
Franklin Electric Co., Inc.(FELE)0154,200+154,200$0$16.53M0.50%+$16.53M
LIGHTPATH TECHNOLOGIES INC527,5001,010,000+482,500$5.29M$16.51M0.50%+$11.22M
Bentley Systems, Incorporated(BSY)215,000542,300+327,300$7.55M$16.21M0.49%+$8.66M
UNISYS CORP4,428,0004,428,0000$9.17M$16.21M0.49%+$7.04M
Unusual Machines, Inc.(UMAC)485,000718,500+233,500$6.01M$16.02M0.48%+$10.01M
908 DEVICES INC1,240,0001,820,620+580,620$7.59M$15.84M0.48%+$8.25M
Huntington Ingalls Industries, Inc.(HII)55,25056,500+1,250$20.99M$15.81M0.48%-$5.18M
Labcorp Holdings Inc.(LH)56,31356,3130$15.02M$15.77M0.47%+$742.8K
Jacobs Solutions Inc.(J)96,000124,500+28,500$12.22M$15.69M0.47%+$3.47M
ENERGY SERVICES OF AMER CORP800,000800,0000$10.50M$15.47M0.47%+$4.97M
ATLANTA BRAVES HLDGS INC145,000287,100+142,100$6.19M$14.90M0.45%+$8.71M
Marvell Technology, Inc.(MRVL)48,25048,2500$4.78M$14.37M0.43%+$9.59M
Westinghouse Air Brake Technologies Corporation(WAB)55,75053,000-2,750$13.93M$14.29M0.43%+$356.3K
Markel Group Inc.(MKL)6,7007,275+575$12.82M$14.21M0.43%+$1.38M
MDU Resources Group, Inc.(MDU)557,500665,000+107,500$11.55M$14.10M0.42%+$2.55M
VITAL FARMS INC1,150,0001,210,000+60,000$16.24M$14.07M0.42%-$2.17M
Teradyne, Inc.(TER)29,00029,0000$8.60M$14.03M0.42%+$5.43M
Equinix, Inc.(EQIX)11,20013,175+1,975$10.98M$13.73M0.41%+$2.75M
TTM Technologies, Inc.(TTMI)87,50072,500-15,000$8.52M$13.56M0.41%+$5.03M
MasTec, Inc.(MTZ)20,10032,250+12,150$6.47M$13.42M0.40%+$6.95M
Ecovyst Inc.(ECVT)1,020,0001,020,0000$13.12M$12.70M0.38%-$418.2K
Transcat, Inc.(TRNS)130,500136,720+6,220$9.59M$12.68M0.38%+$3.10M
Thermo Fisher Scientific Inc.(TMO)25,25025,2500$12.41M$12.66M0.38%+$248.2K
Cognex Corporation(CGNX)173,000173,0000$8.48M$12.53M0.38%+$4.05M
Life Time Group Holdings, Inc.(LTH)240,000305,000+65,000$6.47M$12.46M0.37%+$5.99M
ASML HLDG NV
N Y REGISTRY SHS
5,8006,150+350$7.66M$12.24M0.37%+$4.57M
Ambarella, Inc.(AMBA)20,000135,000+115,000$1.03M$11.58M0.35%+$10.55M
Vail Resorts, Inc.(MTN)59,00084,500+25,500$7.57M$11.50M0.35%+$3.93M
Harmonic Inc.(HLIT)668,000700,000+32,000$6.00M$11.43M0.34%+$5.43M
Cryoport, Inc.(CYRX)360,000717,000+357,000$2.98M$11.26M0.34%+$8.28M
SiTime Corporation(SITM)15,00015,0000$5.18M$11.18M0.34%+$6.00M
Corning Incorporated(GLW)42,00042,500+500$5.71M$10.86M0.33%+$5.15M
Lam Research Corporation(LRCX)25,00025,0000$5.34M$10.83M0.33%+$5.49M
3D SYS CORP DEL03,525,200+3,525,200$0$10.65M0.32%+$10.65M
Camtek Ltd.(CAMT)66,50064,000-2,500$10.08M$10.44M0.31%+$357.6K
Calix, Inc.(CALX)0275,000+275,000$0$10.26M0.31%+$10.26M
Modine Manufacturing Company(MOD)34,50038,000+3,500$7.48M$10.15M0.31%+$2.67M
AEROVIRONMENT INC6,25061,000+54,750$1.14M$10.07M0.30%+$8.93M
CEVA, Inc.(CEVA)230,000210,000-20,000$4.30M$9.90M0.30%+$5.61M
Rogers Corporation(ROG)58,00055,000-3,000$6.23M$9.01M0.27%+$2.78M
Abrdn Life Sciences Investors(HQL)429,573443,041+13,468$6.99M$8.87M0.27%+$1.88M
PRECISION OPTICS CORP INC MA1,670,5501,670,5500$7.33M$8.52M0.26%+$1.19M
MATTHEWS INTL CORP115,000300,000+185,000$2.97M$8.08M0.24%+$5.11M
CRH PLC
ORD
64,70070,700+6,000$6.80M$7.56M0.23%+$763.6K
Red Cat Holdings, Inc.(RCAT)380,000687,500+307,500$4.97M$7.32M0.22%+$2.35M
RESEARCH SOLUTIONS INC3,155,0003,155,0000$7.13M$7.32M0.22%+$189.3K
Abrdn Healthcare Investors(HQH)311,284320,825+9,541$5.54M$7.05M0.21%+$1.51M
Gilead Sciences, Inc.(GILD)55,00055,0000$7.67M$6.95M0.21%-$716.6K
NORTHERN TECHNOLOGIES INTL C765,000800,000+35,000$6.30M$6.85M0.21%+$544.4K
DRAGANFLY INC.60,0001,250,000+1,190,000$294.6K$6.78M0.20%+$6.48M
CarMax, Inc.(KMX)128,500127,500-1,000$5.34M$6.74M0.20%+$1.40M
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NEEDHAM INVESTMENT MANAGEMENT LLC — 13F Holdings — Q2 2026 | TickerTrail