ESSEX INVESTMENT MANAGEMENT CO LLC
Q2 2026 13F filing
Updated 35 days ago306 disclosed positions worth $763.4M
Full holdings
Every line item disclosed in Q2 2026
| # | Stock | Value | Shares | % Portfolio | Change |
|---|---|---|---|---|---|
| 1 | T TSEM TOWER SEMICONDUCTOR LTD | $27.5M | 105.5K | 3.60% | Trimmed(-9.0%) |
| 2 | L LINC LINCOLN EDL SVCS CORP | $17M | 340.4K | 2.22% | Trimmed(-4.2%) |
| 3 | K KNSA KINIKSA PHARMACEUTICALS INTL P | $15.4M | 241.4K | 2.02% | Trimmed(-3.2%) |
| 4 | O OUST OUSTER INC | $14.1M | 226.0K | 1.85% | Added(+22.4%) |
| 5 | L LGNYZ LIGAND PHARMACEUTICALS INC | $13.8M | 43.6K | 1.80% | Trimmed(-25.5%) |
| 6 | C CECO CECO ENVIRONMENTAL CORP | $13.6M | 150.4K | 1.79% | Trimmed(-4.3%) |
| 7 | S STRL STERLING INFRASTRUCTURE INC | $13.6M | 16.2K | 1.78% | Trimmed(-49.6%) |
| 8 | A AIP ARTERIS INC | $13.5M | 277.7K | 1.77% | Trimmed(-4.4%) |
| 9 | M MIRM MIRUM PHARMACEUTICALS INC | $12.4M | 105.7K | 1.62% | Trimmed(-2.5%) |
| 10 | A AGX ARGAN INC | $12.4M | 15.5K | 1.62% | Trimmed(-3.9%) |
| 11 | G GHM GRAHAM CORP | $11.6M | 93.4K | 1.51% | Trimmed(-27.2%) |
| 12 | D DRS LEONARDO DRS INC | $10.7M | 250.2K | 1.40% | Trimmed(-4.3%) |
| 13 | A ADPT ADAPTIVE BIOTECHNOLOGIES CORP | $10.1M | 472.8K | 1.33% | Trimmed(-4.2%) |
| 14 | W WERN WERNER ENTERPRISES INC | $10.1M | 231.6K | 1.32% | — |
| 15 | H HCIIP HCI GROUP INC | $9.9M | 56.3K | 1.29% | Trimmed(-2.4%) |
| 16 | G GEV GE VERNOVA INC | $9.7M | 8.3K | 1.27% | Trimmed(-0.4%) |
| 17 | C COHU COHU INC | $9.7M | 131.2K | 1.27% | Trimmed(-31.6%) |
| 18 | A AAPL APPLE INC | $9.4M | 32.4K | 1.23% | Trimmed(-0.5%) |
| 19 | A AMSC AMERICAN SUPERCONDUCTOR CORP | $9.2M | 221.9K | 1.21% | Trimmed(-2.5%) |
| 20 | B BRSYF BRAINSWAY LTD | $9.2M | 592.6K | 1.20% | Trimmed(-4.2%) |
| 21 | T TTI TETRA TECHNOLOGIES INC DEL | $8.4M | 741.0K | 1.10% | Trimmed(-4.3%) |
| 22 | L LYTS LSI INDS INC OHIO | $7.9M | 295.8K | 1.03% | Added(+7.9%) |
| 23 | M MRVL MARVELL TECHNOLOGY INC | $7.7M | 25.9K | 1.01% | Trimmed(-28.4%) |
| 24 | K KTOS KRATOS DEFENSE & SEC SOLUTIONS | $7.7M | 153.6K | 1.00% | Trimmed(-3.3%) |
| 25 | T TVTX TRAVERE THERAPEUTICS INC | $7.6M | 133.9K | 1.00% | Trimmed(-17.2%) |
| 26 | G GS-PD GOLDMAN SACHS GROUP INC | $7.6M | 7.5K | 1.00% | Trimmed(-0.6%) |
| 27 | P PATK PATRICK INDS INC | $7.4M | 83.0K | 0.98% | Added(+79.5%) |
| 28 | O ORN ORION GROUP HLDGS INC | $7.4M | 442.6K | 0.98% | Trimmed(-4.2%) |
| 29 | A ASMLF ASML HLDG NV | $7M | 3.5K | 0.92% | Trimmed(-0.5%) |
| 30 | A AMBA AMBARELLA INC | $6.9M | 80.0K | 0.90% | Trimmed(-2.9%) |
| 31 | N NVCR NOVOCURE LTD | $6.7M | 439.6K | 0.87% | Trimmed(-2.8%) |
| 32 | A AMZN AMAZON COM INC | $6.4M | 27.1K | 0.84% | Trimmed(-0.5%) |
| 33 | A AVPT AVEPOINT INC | $6.4M | 571.5K | 0.84% | Added(+14.7%) |
| 34 | W WMS ADVANCED DRAIN SYS INC DEL | $6.3M | 40.4K | 0.83% | Trimmed(-0.4%) |
| 35 | S SMTC SEMTECH CORP | $6.2M | 38.2K | 0.81% | Trimmed(-24.5%) |
| 36 | O OII OCEANEERING INTL INC | $6.1M | 151.5K | 0.80% | Trimmed(-4.4%) |
| 37 | E ECG EVERUS CONSTR GROUP | $6M | 36.4K | 0.79% | Trimmed(-4.5%) |
| 38 | A AEM AGNICO EAGLE MINES LTD | $6M | 38.5K | 0.78% | Trimmed(-0.5%) |
| 39 | L LQDA LIQUIDIA CORPORATION | $6M | 74.7K | 0.78% | Trimmed(-4.4%) |
| 40 | W WLDN WILLDAN GROUP INC | $5.9M | 74.9K | 0.78% | Trimmed(-4.3%) |
| 41 | F FEIM FREQUENCY ELECTRS INC | $5.9M | 89.0K | 0.77% | Trimmed(-4.3%) |
| 42 | M MSFT MICROSOFT CORP | $5.9M | 15.7K | 0.77% | Trimmed(-0.5%) |
| 43 | M MAMA MAMAS CREATIONS INC | $5.8M | 326.9K | 0.76% | Trimmed(-4.3%) |
| 44 | X XERS XERIS BIOPHARMA HOLDINGS INC | $5.7M | 715.6K | 0.74% | Trimmed(-4.3%) |
| 45 | P PKE PARK AEROSPACE CORP | $5.5M | 143.7K | 0.72% | Trimmed(-4.2%) |
| 46 | B BDSX BIODESIX INC | $5.5M | 241.9K | 0.71% | Added(+83.2%) |
| 47 | X XMTR XOMETRY INC | $5.4M | 55.9K | 0.71% | — |
| 48 | B BXC BLUELINX HLDGS INC | $5.4M | 86.6K | 0.70% | — |
| 49 | M MITK MITEK SYS INC | $5.3M | 263.9K | 0.70% | Trimmed(-4.2%) |
| 50 | E EXE CREXENDO INC | $5.3M | 710.9K | 0.70% | Trimmed(-4.3%) |