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Essex Investment Management Co LLC

Q2 2026 Holdings

Filed 2026-08-06 | 306 holdings | $763.4M | 13F-HR | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↓Shares% Portfolio
Tower Semiconductor LTD(TSEM)COMM87915274$27.5M105,5433.6%
Lincoln EDL Svcs Corp(LINC)COM533535100$17.0M340,3662.2%
Kiniksa Pharmaceuticals Intl P(KNSA)COMG52694109$15.4M241,3822.0%
Ouster Inc(OUST)COM68989M202$14.1M226,0281.9%
Ligand Pharmaceuticals Inc(LGND)COM53220K504$13.8M43,5671.8%
Ceco Environmental Corp(CECO)COM125141101$13.6M150,4161.8%
Sterling Infrastructure Inc(STRL)COM859241101$13.6M16,1551.8%
Arteris Inc(AIP)COM04302A104$13.5M277,6651.8%
Mirum Pharmaceuticals Inc(MIRM)COM604749101$12.4M105,6691.6%
Argan Inc(AGX)COM04010E109$12.4M15,4671.6%
Graham Corp(GHM)COM384556106$11.6M93,4051.5%
Leonardo DRS Inc(DRS)COM52661A108$10.7M250,2151.4%
Adaptive Biotechnologies Corp(ADPT)COM00650F109$10.1M472,7631.3%
Werner Enterprises Inc(WERN)COM950755108$10.1M231,6251.3%
HCI Group Inc(HCI)COM40416E103$9.9M56,2601.3%
GE Vernova Inc(GEV)COM36828A101$9.7M8,2831.3%
Cohu Inc(COHU)COM192576106$9.7M131,1701.3%
Apple Inc(AAPL)COM037833100$9.4M32,4271.2%
American Superconductor Corp(AMSC)COM030111207$9.2M221,9331.2%
Brainsway LTD(BWAY)ADR10501L106$9.2M592,6061.2%
Tetra Technologies Inc del(TTI)COM88162F105$8.4M741,0071.1%
LSI Inds Inc Ohio(LYTS)COM50216C108$7.9M295,8201.0%
Marvell Technology Inc(MRVL)COM573874104$7.7M25,9111.0%
Kratos Defense & SEC Solutions(KTOS)COM50077B207$7.7M153,5761.0%
Travere Therapeutics Inc(TVTX)COM89422G107$7.6M133,8661.0%
Goldman Sachs Group Inc(GS)COM38141G104$7.6M7,5131.0%
Patrick Inds Inc(PATK)COM703343103$7.4M82,9601.0%
Orion Group Hldgs Inc(ORN)COM68628V308$7.4M442,6031.0%
Asml Hldg NV(ASML)ADRN07059210$7.0M3,5380.9%
Ambarella Inc(AMBA)COMG037AX101$6.9M79,9970.9%
Novocure LTD(NVCR)COMG6674U108$6.7M439,6480.9%
Amazon COM Inc(AMZN)COM023135106$6.4M27,0620.8%
Avepoint Inc(AVPT)COM053604104$6.4M571,5410.8%
Advanced Drain SYS Inc del(WMS)COM00790R104$6.3M40,4130.8%
Semtech Corp(SMTC)COM816850101$6.2M38,2260.8%
Oceaneering Intl Inc(OII)COM675232102$6.1M151,4630.8%
Everus Constr Group(ECG)COM300426103$6.0M36,3770.8%
Agnico Eagle Mines LTD(AEM)COM008474108$6.0M38,4620.8%
Liquidia Corporation(LQDA)COM53635D202$6.0M74,7430.8%
Willdan Group Inc(WLDN)COM96924N100$5.9M74,8900.8%
Frequency Electrs Inc(FEIM)COM358010106$5.9M89,0430.8%
Microsoft Corp(MSFT)COM594918104$5.9M15,7140.8%
Mamas Creations Inc(MAMA)COM56146T103$5.8M326,9380.8%
Xeris Biopharma Holdings Inc(XERS)COM98422E103$5.7M715,6080.7%
Park Aerospace Corp(PKE)COM70014A104$5.5M143,6630.7%
Biodesix Inc(BDSX)COM09075X207$5.5M241,9150.7%
Xometry Inc(XMTR)COM98423F109$5.4M55,9190.7%
Bluelinx Hldgs Inc(BXC)COM09624H208$5.4M86,5930.7%
Mitek SYS Inc(MITK)COM606710200$5.3M263,9130.7%
Crexendo Inc(CXDO)COM226552107$5.3M710,8740.7%
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