Needham Investment Management LLC

Needham Investment Management LLC reported 359 holdings worth US$3.33B as of Jun 30, 2026 (Form 13F)

As of Jun 30, 2026 · Filed Aug 14, 2026

Needham Investment Management LLC reported 359 holdings worth US$3.33B as of Jun 30, 2026. Largest: Vicor Corporation, Arteris, Inc. and Vishay Intertechnology, Inc. Filed Aug 14, 2026 (Form 13F).

Holdings
359
Value as reported
US$3.33B

The filing in full

CompanySharesValue as reported% of portfolio
Vicor Corporation524KUS$199M6.0%
Arteris, Inc.3.93MUS$191M5.7%
Vishay Intertechnology, Inc.3.04MUS$163M4.9%
Pdf Solutions, Inc.2.06MUS$146M4.4%
Nlight, Inc.1.99MUS$139M4.2%
Vertiv Holdings, Llc286KUS$95.7M2.9%
Vishay Precision Group, Inc.599KUS$89.8M2.7%
Formfactor, Inc.548KUS$87.6M2.6%
Ceco Environmental Corp.958KUS$86.9M2.6%
Oil-dri Corporation Of America686KUS$70.1M2.1%
Thredup Inc.10.2MUS$69.7M2.1%
Lincoln Educational Services Corporation1.32MUS$66.1M2.0%
Veeco Instruments Inc.846KUS$64.1M1.9%
Tetra Technologies, Inc.5.65MUS$64M1.9%
Super Micro Computer, Inc.1.86MUS$54.5M1.6%
The Elmet Group Co.2.64MUS$52.1M1.6%
Mks Inc.112KUS$49.9M1.5%
Universal Technical Institute Inc1.13MUS$48.3M1.5%
Coherent Corp.92,500US$36.5M1.1%
Kla Corporation103KUS$30.9M0.93%
Cra International,inc.216KUS$30.7M0.92%
Viasat, Inc.331KUS$29.7M0.89%
Parsons Corporation555KUS$29.1M0.87%
Ambiq Micro, Inc.324KUS$28.6M0.86%
Centuri Holdings, Inc.943KUS$28.5M0.86%
Bruker Corporation459KUS$27.6M0.83%
Arlo Technologies, Inc.2MUS$26.9M0.81%
Select Water Solutions, Inc.1.3MUS$26M0.78%
Gorman-rupp Company (the)273KUS$25M0.75%
Generac Holdings Inc.82,000US$24M0.72%
Astronics Corporation273KUS$22.1M0.67%
Akamai Technologies, Inc.184KUS$21.7M0.65%
Badger Meter, Inc.145KUS$21.5M0.65%
Tennant Company243KUS$21.2M0.64%
Everus Construction Group, Inc.127KUS$21M0.63%
Clean Harbors, Inc.70,106US$20.9M0.63%
Asure Software Inc2.63MUS$20.9M0.63%
Aspen Aerogels, Inc.3.26MUS$20.7M0.62%
Matrix Service Company1.44MUS$19.7M0.59%
Myr Group, Inc.39,000US$19.5M0.59%
Photronics, Inc.586KUS$19M0.57%
Lantronix, Inc.3.15MUS$18.5M0.56%
Entegris, Inc.102KUS$18.3M0.55%
Evolv Technologies Holdings, Inc.3.08MUS$17.8M0.54%
Bwx Technologies, Inc.87,500US$17M0.51%
Solstice Advanced Materials Inc.188KUS$16.6M0.50%
Franklin Electric Co., Inc.154KUS$16.5M0.50%
Lightpath Technologies, Inc.1.01MUS$16.5M0.50%
Bentley Systems, Incorporated542KUS$16.2M0.49%
Unisys Corporation New4.43MUS$16.2M0.49%
Unusual Machines, Inc.719KUS$16M0.48%
908 Devices Inc.1.82MUS$15.8M0.48%
Huntington Ingalls Industries, Inc.56,500US$15.8M0.48%
Labcorp Holdings Inc.56,313US$15.8M0.47%
Jacobs Solutions Inc.125KUS$15.7M0.47%
Energy Services Of America Corporation800KUS$15.5M0.47%
Atlanta Braves Holdings, Inc. - Series A287KUS$14.9M0.45%
Marvell Technology, Inc.48,250US$14.4M0.43%
Westinghouse Air Brake Technologies Corporation53,000US$14.3M0.43%
Markel Group Inc.7,275US$14.2M0.43%
Mdu Resources Group, Inc.665KUS$14.1M0.42%
Vital Farms, Inc.1.21MUS$14.1M0.42%
Teradyne, Inc.29,000US$14M0.42%
Equinix, Inc.13,175US$13.7M0.41%
Ttm Technologies, Inc.72,500US$13.6M0.41%
Mastec, Inc.32,250US$13.4M0.40%
Ecovyst Inc.1.02MUS$12.7M0.38%
Transcat, Inc.137KUS$12.7M0.38%
Thermo Fisher Scientific Inc25,250US$12.7M0.38%
Cognex Corporation173KUS$12.5M0.38%
Life Time Group Holdings, Inc.305KUS$12.5M0.37%
Asml Holding Nv6,150US$12.2M0.37%
Ambarella, Inc.135KUS$11.6M0.35%
Vail Resorts, Inc.84,500US$11.5M0.35%
Harmonic Inc.700KUS$11.4M0.34%
Cryoport, Inc.717KUS$11.3M0.34%
Sitime Corporation15,000US$11.2M0.34%
Corning Incorporated42,500US$10.9M0.33%
Lam Research Corporation25,000US$10.8M0.33%
3d Systems Corporation3.53MUS$10.6M0.32%
Calix, Inc275KUS$10.3M0.31%
Modine Manufacturing Company38,000US$10.1M0.31%
Aerovironment, Inc.61,000US$10.1M0.30%
Ceva, Inc.210KUS$9.9M0.30%
Rogers Corporation55,000US$9.01M0.27%
Precision Optics Corporation, Inc.1.67MUS$8.52M0.26%
Matthews International Corporation300KUS$8.08M0.24%
Red Cat Holdings, Inc.688KUS$7.32M0.22%
Research Solutions, Inc3.15MUS$7.32M0.22%
Gilead Sciences, Inc.55,000US$6.95M0.21%
Northern Technologies International Corporation800KUS$6.85M0.21%
Draganfly Inc1.25MUS$6.78M0.20%
Carmax Inc128KUS$6.74M0.20%
Axcelis Technologies, Inc.35,500US$6.73M0.20%
Smith-midland Corporation225KUS$6.53M0.20%
Bright Horizons Family Solutions Inc.90,000US$6.38M0.19%
Primoris Services Corporation64,250US$6.37M0.19%
Adtran Holdings, Inc.450KUS$6.25M0.19%
Applied Materials, Inc.8,250US$5.96M0.18%
Legence Corp.67,500US$5.75M0.17%

Every holding of Needham Investment Management LLC

Source

View original at SEC

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