Skip to content

13F-HR filed by NEEDHAM INVESTMENT MANAGEMENT LLC

NEEDHAM INVESTMENT MANAGEMENT LLC filed this 13F-HR for the quarter ended 2026-06-30, filed 2026-08-14, with 176 holding rows worth $3,325,608,308.

Accession
0000919574-26-005153
Filed
2026-08-14
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q2 2026

A holdings report, 359 entries on the cover page, a total value of $3,325,608,308 stated on the cover page (in dollars after the unit check, H1), rows summing to $3,325,608,308 with VALUE read as dollars as filed, 13F file number 028-10095. The quarter's positions are built on this report. The resolved quarter.

Other managers

The information table after summing rows of one CUSIP and put or call (H4), with the CUSIP and issuer name as filed. Values in dollars after the unit check (method).

Issuer as filedCUSIPClassAmountValueValue read asType
VICOR CORP925815102COM524,000$199,004,720dollars as filed
ARTERIS INC04302A104COM3,927,500$190,837,225dollars as filed
VISHAY INTERTECHNOLOGY INC COM928298108Stock3,035,610$163,255,106dollars as filed
PDF SOLUTIONS INC693282105COMMON STOCK2,065,000$146,181,350dollars as filed
NLIGHT INC65487K100COM1,992,740$138,734,559dollars as filed
VERTIV HOLDINGS CO COM CL A92537N108Stock285,750$95,674,815dollars as filed
VISHAY PRECISION GROUP INC92835K103COM599,000$89,796,090dollars as filed
FORMFACTOR INC COM346375108Stock547,500$87,561,675dollars as filed
CECO ENVIRONMENTAL CORP125141101COM957,500$86,883,550dollars as filed
OIL DRI CORP AMER COM677864100Stock686,000$70,116,060dollars as filed
THREDUP INC CLASS A88556E102COMMON STOCK10,175,000$69,698,750dollars as filed
LINCOLN EDL SVCS CORP533535100COM1,325,000$66,117,500dollars as filed
VEECO INSTRS INC DEL COM922417100Stock845,850$64,115,430dollars as filed
TETRA TECHNOLOGIES INC DEL88162F105COM5,651,500$64,031,495dollars as filed
SUPER MICRO COMPUTER INC86800U302COM NEW1,858,500$54,509,805dollars as filed
ELMET GROUP CO THE289395105COMMON STOCK2,639,416$52,102,072dollars as filed
MKS INC. COM55306N104Stock112,250$49,928,800dollars as filed
UNIVERSAL TECHNICAL INST INC913915104COM1,130,000$48,330,100dollars as filed
NOVA LTD COMM7516K103Stock88,650$48,131,631dollars as filed
COHERENT CORP COM19247G107Stock92,500$36,488,475dollars as filed
KLA CORP482480100COM102,500$30,925,275dollars as filed
CRA INTL INC12618T105COM215,506$30,666,504dollars as filed
GENIUS SPORTS LIMITED SHARES CL AG3934V109Stock4,925,000$29,845,500dollars as filed
VIASAT INC92552V100COM330,600$29,691,186dollars as filed
PARSONS CORP DEL COM70202L102Stock555,000$29,076,450dollars as filed
AMBIQ MICRO INC023193105COMMON STOCK323,700$28,582,710dollars as filed
CENTURI HOLDINGS INC155923105COM SHS942,628$28,505,071dollars as filed
BRUKER CORP116794108COM459,250$27,637,665dollars as filed
ARLO TECHNOLOGIES INC04206A101COMMON STOCK1,995,000$26,892,600dollars as filed
NVENT ELEC PLC SHSG6700G107Stock154,500$26,204,745dollars as filed
SELECT WATER SOLUTIONS INC81617J301CL A COM1,300,000$25,974,000dollars as filed
GORMAN RUPP CO COM383082104Stock272,500$24,999,150dollars as filed
GENERAC HLDGS INC368736104COM82,000$24,010,420dollars as filed
ASTRONICS CORP COM046433108Stock272,500$22,143,350dollars as filed
AKAMAI TECHNOLOGIES INC COM00971T101Stock183,500$21,691,535dollars as filed
BADGER METER INC COM056525108Stock145,000$21,515,100dollars as filed
TENNANT CO880345103COM242,500$21,228,450dollars as filed
EVERUS CONSTR GROUP COM300426103Stock126,500$20,992,675dollars as filed
CLEAN HARBORS INC COM184496107Stock70,106$20,944,168dollars as filed
ASURE SOFTWARE INC04649U102COMMON STOCK2,635,000$20,921,900dollars as filed
ASPEN AEROGELS INC04523Y105COMMON STOCK3,260,800$20,673,472dollars as filed
Matrix Service Company576853105COM1,435,000$19,659,500dollars as filed
MYR GROUP INC55405W104COM39,000$19,515,600dollars as filed
PHOTRONICS INC719405102COM585,500$19,046,315dollars as filed
LANTRONIX INC516548203COMMON STOCK3,150,000$18,522,000dollars as filed
ENTEGRIS INC COM29362U104Stock101,500$18,255,790dollars as filed
EVOLV TECHNOLOGIES HLDNGS IN30049H102COM CL A3,075,000$17,835,000dollars as filed
BWX TECHNOLOGIES INC05605H100COM87,500$17,031,875dollars as filed
SOLS83443Q103COM187,500$16,612,500dollars as filed
FRANKLIN ELEC INC COM353514102Stock154,200$16,528,698dollars as filed
LIGHTPATH TECHNOLOGIES INC532257805COM CL A1,010,000$16,513,500dollars as filed
BENTLEY SYS INC COM CL B08265T208Stock542,300$16,209,348dollars as filed
UNISYS CORP909214306COMMON STOCK4,428,000$16,206,480dollars as filed
UNUSUAL MACHS INC91532F102COM SHS718,500$16,022,550dollars as filed
908 DEVICES INC COM65443P102Stock1,820,620$15,839,394dollars as filed
HUNTINGTON INGALLS INDS INC COM446413106Stock56,500$15,813,785dollars as filed
LABCORP HOLDINGS INC COM SHS504922105Stock56,313$15,767,640dollars as filed
JACOBS SOLUTIONS INC COM46982L108Stock124,500$15,687,000dollars as filed
ENERGY SVCS ACQUISITION CORP29271Q103COM800,000$15,472,000dollars as filed
ATLANTA BRAVES HLDGS INC047726302COM SER C287,100$14,900,491dollars as filed
MARVELL TECHNOLOGY INC573874104COM48,250$14,373,193dollars as filed
WABTEC COM929740108Stock53,000$14,288,800dollars as filed
MARKELGROUPINC570535104STOK7,275$14,208,148dollars as filed
MDU RES GROUP INC552690109COM665,000$14,104,650dollars as filed
VITAL FARMS INC92847W103COM1,210,000$14,072,300dollars as filed
TERADYNE INC COM880770102Stock29,000$14,031,360dollars as filed
EQUINIX INC COM29444U700REIT13,175$13,733,489dollars as filed
TTM TECHNOLOGIES INC87305R109COM72,500$13,558,950dollars as filed
MASTEC INC COM576323109Stock32,250$13,417,935dollars as filed
ECOVYST INC27923Q109COM1,020,000$12,699,000dollars as filed
TRANSCAT INC893529107COM136,720$12,683,514dollars as filed
Thermo Fisher Scientific Inc.883556102COM25,250$12,659,340dollars as filed
COGNEX CORP192422103COM173,000$12,528,660dollars as filed
LIFE TIME GROUP HOLDINGS INC COMMON STOCK53190C102Stock305,000$12,456,200dollars as filed
ASMLHLDGNVFSPONSOREDADR1ADRREPS1ORDSHSN07059210STOK6,150$12,235,056dollars as filed
AMBARELLA INCG037AX101SHS135,000$11,583,000dollars as filed
VAIL RESORTS INC COM91879Q109Stock84,500$11,504,675dollars as filed
HARMONIC INC413160102COM700,000$11,431,000dollars as filed
CRYOPORT INC COM PAR $0.001229050307Stock717,000$11,256,900dollars as filed
SITIME CORP COM82982T106Stock15,000$11,183,400dollars as filed
CORNING INC219350105COM42,500$10,855,775dollars as filed
Lam Research Corporation512807306COM25,000$10,833,250dollars as filed
3D SYSTEMS CORP88554D205COMMON STOCK3,525,200$10,646,104dollars as filed
CAMTEK LTD ORDM20791105Stock64,000$10,439,680dollars as filed
CALIX INC13100M509COM275,000$10,263,000dollars as filed
MODINE MFG CO COM607828100Stock38,000$10,146,760dollars as filed
AEROVIRONMENT INC COM008073108Stock61,000$10,069,270dollars as filed
CEVA INC157210105COMMON STOCK210,000$9,903,600dollars as filed
ROGERS CORP COM775133101Stock55,000$9,005,150dollars as filed
TEKLA LIFE SCIENCES INVESTORS87911K100SH BEN INT443,041$8,865,250dollars as filed
PRECISION OPTICS CORP INC MA740294400COM NEW1,670,550$8,519,805dollars as filed
MATTHEWS INTL CORP CLASS A577128101COMMON STOCK300,000$8,076,000dollars as filed
CRH PLC ORDG25508105Stock70,700$7,564,900dollars as filed
RED CAT HLDGS INC75644T100COM687,500$7,321,875dollars as filed
RESEARCH SOLUTIONS INC761025105CMN3,155,000$7,319,600dollars as filed
ABRDN HEALTHCARE INVESTORS87911J103SH BEN INT320,825$7,051,734dollars as filed
Gilead Sciences,Inc.375558103COM55,000$6,948,700dollars as filed
NORTHERN TECHNOLOGIES INTL C665809109COM800,000$6,848,000dollars as filed
DRAGANFLY INC.26142Q304COM1,250,000$6,775,000dollars as filed
CARMAX INC COM143130102Stock127,500$6,743,475dollars as filed
AXCELIS TECHNOLOGIES INC054540208COM NEW35,500$6,725,475dollars as filed
SMITH MIDLAND CORP832156103COMMON STOCK225,000$6,525,000dollars as filed
BRIGHT HORIZONS FAM SOL IN DEL COM109194100Stock90,000$6,379,200dollars as filed
PRIMORIS SVCS CORP COM74164F103Stock64,250$6,368,460dollars as filed
ADTRAN HOLDINGS INC00486H105COM450,000$6,255,000dollars as filed
Applied Materials,Inc.038222105COM8,250$5,964,750dollars as filed
LEGENCE CORP52476L109CL A67,500$5,753,025dollars as filed
CORE MOLDING TECHNOLOGIES IN218683100COMMON STOCK242,600$5,725,360dollars as filed
Comcast Corp20030N101COM231,500$5,683,325dollars as filed
NETSKOPE INC CL A64119N608COMMON STOCK500,000$5,470,000dollars as filed
SURO CAP CORP86887Q109COM NEW426,594$5,349,488dollars as filed
Apple Inc037833100COM18,450$5,338,692dollars as filed
NAVIGATOR HLDGS LTD SHSY62132108Stock286,000$5,328,180dollars as filed
QNITY ELECTRONICS INC COMMON STOCK74743L100Stock32,500$5,307,575dollars as filed
BOX INC CL A10316T104Stock195,000$5,175,300dollars as filed
OCTAVE INTELLIGENCE PLC ORD SHS CL BG22845104Stock300,000$4,890,000dollars as filed
Boeing Company097023105COM22,500$4,870,575dollars as filed
ENCOMPASS HEALTH CORP COM29261A100Stock45,000$4,548,600dollars as filed
COSTAR GROUP INC COM22160N109Stock159,500$4,517,040dollars as filed
FIREFLY AEROSPACE INC31816X106COM152,500$4,483,500dollars as filed
HONEYWELL INTL INC COM438516205Stock20,000$4,478,000dollars as filed
HONEYWELL AEROSPACE INC COM43849R105Stock20,000$4,421,600dollars as filed
Analog Devices,Inc.032654105COM10,500$4,170,285dollars as filed
Medtronic PlcG5960L103COM53,041$4,149,397dollars as filed
MAYVILLE ENGINEERING CO INC578605107COMMON STOCK110,000$4,120,600dollars as filed
WATERBRIDGE INFRASTRUCTURE L940923105CL A SHS REPSTG112,500$3,855,375dollars as filed
LEMAITRE VASCULAR INC525558201COM40,000$3,838,400dollars as filed
ALLEGRO MICROSYSTEMS INC01749D105COM55,000$3,829,100dollars as filed
KVH INDS INC482738101COM385,000$3,815,350dollars as filed
SYNAPTICS INC COM87157D109Stock30,000$3,726,900dollars as filed
COHU INC192576106COM50,000$3,695,500dollars as filed
ALPHA PRO TECH LTD020772109COM642,500$3,610,850dollars as filed
TWIN DISC INC901476101COMMON STOCK150,000$3,480,000dollars as filed
EAGLEROCK LAND LLC -CL A27005A105Common Stock160,000$3,400,000dollars as filed
HEICO CORP NEW COM422806109Stock9,500$3,383,805dollars as filed
KOPIN CORP500600101COMMON STOCK750,000$3,360,000dollars as filed
HEWLETT PACKARD ENTERPRISE CO COM42824C109Stock74,000$3,338,140dollars as filed
Alphabet Inc. Reg. Shares A02079K305COM9,000$3,216,330dollars as filed
BROOKFIELD CORP CL A LTD VT SH11271J107Stock69,440$2,957,449dollars as filed
FLOTEK INDUSTRIES INC343389409COMMON STOCK120,000$2,822,400dollars as filed
CLEANSPARK INC18452B209COM NEW175,000$2,546,250dollars as filed
BECTON DICKINSON & CO075887109COM16,750$2,534,778dollars as filed
COMTECH TELECOMMUNICATIONS C205826209COM NEW906,360$1,903,358dollars as filed
HINGE HEALTH INC A433313103COMMON STOCK22,500$1,867,500dollars as filed
UnitedHealth Group Inc91324P102COM4,000$1,662,520dollars as filed
CROWDSTRIKE HLDGS INC22788C105COM2,000$1,526,280dollars as filed
Raytheon Technologies Corporation75513E101COM8,000$1,517,840dollars as filed
LINDBLAD EXPEDITIONS HLDGS I535219109COM52,223$1,474,778dollars as filed
Chevron Corporation166764100COM8,250$1,367,520dollars as filed
MERCURY SYS INC COM589378108Stock10,000$1,223,300dollars as filed
EDUCATIONAL DEV CORP281479105COM800,000$1,208,000dollars as filed
Lockheed Martin Corporation539830109COM2,250$1,146,285dollars as filed
KLAVIYO INC COM SER A49845K101Stock65,000$981,500dollars as filed
QUEST DIAGNOSTICS INC COM74834L100Stock4,500$953,775dollars as filed
Waste Management, Inc.94106L109COM4,000$891,520dollars as filed
FRP HOLDINGS INC30292L107COMMON STOCK35,000$874,651dollars as filed
WATERS CORP COM941848103Stock2,266$849,841dollars as filed
Verizon Communications Inc92343V104COM20,000$846,800dollars as filed
Salesforce.com, Inc79466L302COM5,000$783,300dollars as filed
QUANTA SVCS INC74762E102COM1,000$720,040dollars as filed
Netflix, Inc64110L106COM10,000$714,000dollars as filed
THETRADEDESKINCCLASSCLASSA88339J105STOK34,000$614,720dollars as filed
FREQUENCY ELECTRONICS INC358010106COMMON STOCK9,000$597,150dollars as filed
BROOKFIELD ASSET MANAGMT LTD CL A LMT VTG SHS113004105Stock12,570$563,727dollars as filed
Microsoft Corp594918104COM1,500$559,530dollars as filed
CAREDX INC14167L103COM15,000$427,500dollars as filed
MOBILEYE GLOBAL INC60741F104COMMON CLASS A40,000$387,200dollars as filed
KIMBELL RTY PARTNERS LP49435R102UNIT25,424$369,411dollars as filed
COMMERCE.COM INC08975P108COM SER 1120,000$355,200dollars as filed
UGI CORP NEW COM902681105Stock10,000$345,400dollars as filed
VSNT925283103COM9,260$333,453dollars as filed
Schlumberger Limited806857108COM6,500$302,185dollars as filed
BELLRING BRANDS INC COMMON STOCK07831C103Stock15,000$194,100dollars as filed
KINDERCARE LEARNING COMPANIES COM49456W105Stock40,810$173,442dollars as filed
ALIGHT INC01626W101COM CL A300,000$168,000dollars as filed
STANDARD BIOTOOLS INC34385P108COM34,435$28,330dollars as filed

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0000919574-26-005153this filing2026-08-14acceptance time not in the bulk data set