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Essex Investment Management Co LLC

Q3 2026 Holdings

Filed 2026-10-19 | 301 holdings | $674.7M | 13F-HR | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↓Shares% Portfolio
Tower Semiconductor LTD(TSEM)COMM87915274$20.8M91,5193.1%
Kiniksa Pharmaceuticals Intl P(KNSA)COMG52694109$15.1M202,0212.2%
Ligand Pharmaceuticals Inc(LGND)COM53220K504$12.2M38,9171.8%
Adaptive Biotechnologies Corp(ADPT)COM00650F109$11.6M401,7351.7%
Apple Inc(AAPL)COM037833100$10.4M31,0841.5%
Ceco Environmental Corp(CECO)COM125141101$10.1M145,7171.5%
HCI Group Inc(HCI)COM40416E103$9.4M54,2821.4%
Leonardo DRS Inc(DRS)COM52661A108$8.9M242,4791.3%
Mirum Pharmaceuticals Inc(MIRM)COM604749101$8.7M101,7161.3%
Cohu Inc(COHU)COM192576106$8.7M127,1801.3%
Avepoint Inc(AVPT)COM053604104$7.8M551,9871.2%
Sterling Infrastructure Inc(STRL)COM859241101$7.6M15,5361.1%
Travere Therapeutics Inc(TVTX)COM89422G107$7.6M129,4931.1%
Brainsway LTD(BWAY)ADR10501L106$7.6M574,8181.1%
GE Vernova Inc(GEV)COM36828A101$7.6M7,9781.1%
Nuvation BIO Inc(NUVB)COM67080N101$7.5M1,344,8711.1%
Werner Enterprises Inc(WERN)COM950755108$7.5M220,5151.1%
Microsoft Corp(MSFT)COM594918104$7.4M14,4691.1%
Frequency Electrs Inc(FEIM)COM358010106$7.3M86,2671.1%
Biodesix Inc(BDSX)COM09075X207$7.0M234,5421.0%
Agnico Eagle Mines LTD(AEM)COM008474108$6.8M37,1951.0%
Novocure LTD(NVCR)COMG6674U108$6.8M424,1331.0%
Xeris Biopharma Holdings Inc(XERS)COM98422E103$6.6M693,2601.0%
Semtech Corp(SMTC)COM816850101$6.6M37,0261.0%
Marvell Technology Inc(MRVL)COM573874104$6.6M24,8451.0%
Graham Corp(GHM)COM384556106$6.5M75,2191.0%
Amazon COM Inc(AMZN)COM023135106$6.4M25,8791.0%
Lantronix Inc(LTRX)COM516548203$6.4M889,9831.0%
Oceaneering Intl Inc(OII)COM675232102$6.4M146,4830.9%
Goldman Sachs Group Inc(GS)COM38141G104$6.4M7,0690.9%
Arteris Inc(AIP)COM04302A104$6.4M268,9870.9%
Kratos Defense & SEC Solutions(KTOS)COM50077B207$6.3M148,2460.9%
Ouster Inc(OUST)COM68989M202$6.2M152,9250.9%
Asml Hldg NV(ASML)ADRN07059210$6.1M3,3940.9%
Lincoln EDL Svcs Corp(LINC)COM533535100$6.1M278,2050.9%
American Superconductor Corp(AMSC)COM030111207$6.0M205,3820.9%
Bluelinx Hldgs Inc(BXC)COM09624H208$6.0M83,9550.9%
LSI Inds Inc Ohio(LYTS)COM50216C108$6.0M287,6810.9%
Riskified LTD(RSKD)COMM8216R109$5.9M745,6210.9%
Precigen Inc(PGEN)COM74017N105$5.9M683,4190.9%
Argan Inc(AGX)COM04010E109$5.7M15,0160.8%
908 Devices Inc(MASS)COM65443P102$5.6M455,7060.8%
Xometry Inc(XMTR)COM98423F109$5.6M54,1620.8%
Sophia Genetics SA(SOPH)COMH82027105$5.4M643,1290.8%
Ambarella Inc(AMBA)COMG037AX101$5.4M77,2450.8%
Willdan Group Inc(WLDN)COM96924N100$5.4M72,5570.8%
Patrick Inds Inc(PATK)COM703343103$5.4M78,9640.8%
Gentherm Inc(THRM)COM37253A103$5.3M158,2430.8%
Mistras Group Inc(MG)COM60649T107$5.2M249,2090.8%
Forum Energy Technologies Inc(FET)COM34984V209$5.2M64,5630.8%
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