Essex Investment Management
BOSTON, MAfiles as ESSEX INVESTMENT MANAGEMENT CO LLC
$763m in 306 US stocks at the end of 30 June 2026. The top 10 are 20.1% of the money. It changed about 19.9% of the portfolio this quarter.
Value
$763m
Stocks
306
Top 10 share
20.1%
Turnover
19.9%
What changed this quarter
New
Bought for the first time this quarter.
- Werner EnterprisesWERN1.3% of the fund
- XometryXMTR0.7% of the fund
- BlueLinx HoldingsBXC0.7% of the fund
- InterfaceTILE0.6% of the fund
- PrecigenPGEN0.5% of the fund
- Nuvation BioNUVB0.5% of the fund
- Forum Energy TechnologiesFET0.4% of the fund
- CrowdStrike HoldingsCRWD0.4% of the fund
- BRCBRCC0.4% of the fund
- KVH IndustriesKVHI0.4% of the fund
- TheRealRealREAL0.4% of the fund
- EverpureP0.3% of the fund
- Tonix Pharmaceuticals HoldingTNXP0.3% of the fund
- Contemporary Amperex TechnoCTATF0.1% of the fund
- MP MaterialsMP0.1% of the fund
- Edap TMS S AFOCL<0.1% of the fund
- ElectrovayaELVA<0.1% of the fund
- Solaredge TechnologiesSEDG<0.1% of the fund
- CamecoCCJ<0.1% of the fund
- Eos Energy EnterprisesEOSE<0.1% of the fund
- Optical CableOCC<0.1% of the fund
- Precision OpticsPOCI<0.1% of the fund
- Alarum TechnologiesALAR<0.1% of the fund
- FatpipeFATN<0.1% of the fund
- Neuroone Medical TechnologiesNMTC<0.1% of the fund
Added
Bought more of a stock they already held.
- OusterOUST1.9% of the fund+22%
- LSI IndustriesLYTS1.0% of the fund+8%
- Patrick IndustriesPATK1.0% of the fund+79%
- AvePointAVPT0.8% of the fund+15%
- BiodesixBDSX0.7% of the fund+83%
- Red VioletRDVT0.7% of the fund+35%
- Apyx MedicalAPYX0.7% of the fund+26%
- Ocular TherapeutixOCUL0.6% of the fund+23%
- Sprouts Farmers MarketSFM0.6% of the fund+430%
- Lightpath TechnologiesLPTH0.6% of the fund+32%
- Si-BoneSIBN0.6% of the fund+28%
- Johnson OutdoorsJOUT0.6% of the fund+50%
- DaktronicsDAKT0.6% of the fund+19%
- Columbus MckinnonCMCO0.6% of the fund+31%
- Badger MeterBMI0.5% of the fund+206%
- LantronixLTRX0.5% of the fund+93%
- Legacy EducationLGCY0.5% of the fund+130%
- Octave Specialty GroupOSG0.4% of the fund+29%
- Information Services GroupIII0.4% of the fund+111%
- Coda Octopus GroupCODA0.4% of the fund+70%
- IbexIBEX0.4% of the fund+70%
- Ishares TRIWO0.4% of the fund+227%
- TrimbleTRMB0.3% of the fund+17%
- Blend LabsBLND0.3% of the fund+65%
- Alfen NV0.2% of the fund+75%
Cut
Sold some of their stake.
- Tower SemiconductorTSEM3.6% of the fund-9%
- Lincoln Educational ServicesLINC2.2% of the fund-4%
- Kiniksa Pharmaceuticals InternationalKNSA2.0% of the fund-3%
- Ligand PharmaceuticalsLGND1.8% of the fund-25%
- Ceco EnvironmentalCECO1.8% of the fund-4%
- Sterling InfrastructureSTRL1.8% of the fund-50%
- ArterisAIP1.8% of the fund-4%
- Mirum PharmaceuticalsMIRM1.6% of the fund-2%
- ArganAGX1.6% of the fund-4%
- GrahamGHM1.5% of the fund-27%
- Leonardo DRSDRS1.4% of the fund-4%
- Adaptive BiotechnologiesADPT1.3% of the fund-4%
- HCI GroupHCI1.3% of the fund-2%
- CohuCOHU1.3% of the fund-32%
- American SuperconductorAMSC1.2% of the fund-2%
- BrainswayBWAY1.2% of the fund-4%
- Tetra TechnologiesTTI1.1% of the fund-4%
- Marvell TechnologyMRVL1.0% of the fund-28%
- Kratos Defense & Security SolutionsKTOS1.0% of the fund-3%
- Travere TherapeuticsTVTX1.0% of the fund-17%
- Orion Group HoldingsORN1.0% of the fund-4%
- AmbarellaAMBA0.9% of the fund-3%
- NovoCureNVCR0.9% of the fund-3%
- SemtechSMTC0.8% of the fund-25%
- Oceaneering InternationalOII0.8% of the fund-4%
Sold out
Sold their entire stake.
- GlobalstarGSAT-100%
- Primoris ServicesPRIM-100%
- BioventusBVS-100%
- Syndax PharmaceuticalsSNDX-100%
- Agios PharmaceuticalsAGIO-100%
- EverQuoteEVER-100%
- SalesforceCRM-100%
- Varex ImagingVREX-100%
- InfuSystem HoldingsINFU-100%
- CareCloudCCLD-100%
- OnterrisONT-100%
- Extreme NetworksEXTR-100%
- CS DiscoLAW-100%
- Gencor IndustriesGENC-100%
- ZscalerZS-100%
- AllotALLT-100%
- Energy RecoveryERII-100%
- Fluence EnergyFLNC-100%
- BYD CO LTD Funsponsored ADR 1 ADR Reps 1 ORD SHSBYDDY-100%
- Neuroone MED Technologies Corp.com-100%
- InspireMDNSPR-100%
- Geospace TechnologiesGEOS-100%
- AwareAWRE-100%
- DuPont de NemoursDD-100%
- Trane TechnologiesTT-100%
Holdings
- BrainswayBWAY
- Share
- 1.2%
- Value
- $9m
- Shares
- 592,606
-4%
- Agnico Eagle MinesAEM
- Share
- 0.8%
- Value
- $6m
- Shares
- 38,462
Held
- DoceboDCBO
- Share
- 0.4%
- Value
- $3m
- Shares
- 165,095
-4%
Showing the largest 100 of 306.
Over time and by industry
Value over time
Jun '25
Dec '25
Jun '26
Value is up 38.8% since 30 June 2025.
Where the money is
Industrials28.4%
Technology27.1%
Health care19.6%
Retail & consumer8.4%
Financial services4.7%
Energy3.3%
Everyday goods2.7%
Materials1.8%
Media & telecom1.6%
Utilities0.2%
Other2.2%
From the fund's 13F filings. They list US stocks and options only, 45 days after each quarter, and leave out cash, bonds, shorts and foreign shares.