Essex Investment Management Co Llc Portfolio Stock Holdings
According to the SEC 13F filed on August 6, 2026, Essex Investment Management Co Llc disclosed 285 stock positions valued at approximately $763.37M as of quarter-end June 30, 2026. The largest holdings include TOWER SEMICONDUCTOR LTD, LINCOLN EDL SVCS CORP, and KINIKSA PHARMACEUTICALS INTL P.
- Report Period
- June 30, 2026
- No. of Stocks
- 285
- Portfolio Value
- $763.37M
Holdings by Sector
Essex Investment Management Co Llc Portfolio Holdings in Q2 2026
| Company | Symbol | Sector | Portfolio % | Shares | Change (Shares) | Change % | Value |
|---|---|---|---|---|---|---|---|
| TOWER SEMICONDUCTOR LTD | TSEM | Other | 3.60% | 105,543 | -10,390 | -8.96% | $27,508,728 |
| LINCOLN EDL SVCS CORP | LINC | Consumer Defensive | 2.22% | 340,366 | -14,938 | -4.20% | $16,984,263 |
| KINIKSA PHARMACEUTICALS INTL P | KNSA | Other | 2.02% | 241,382 | -7,896 | -3.17% | $15,436,379 |
| OUSTER INC | OUST | Technology | 1.85% | 226,028 | +41,443 | +22.45% | $14,131,271 |
| LIGAND PHARMACEUTICALS INC | LGND | Healthcare | 1.80% | 43,567 | -14,893 | -25.48% | $13,771,093 |
| CECO ENVIRONMENTAL CORP | CECO | Industrials | 1.79% | 150,416 | -6,830 | -4.34% | $13,648,748 |
| STERLING INFRASTRUCTURE INC | STRL | Industrials | 1.78% | 16,155 | -15,902 | -49.61% | $13,559,861 |
| ARTERIS INC | AIP | Technology | 1.77% | 277,665 | -12,654 | -4.36% | $13,491,742 |
| MIRUM PHARMACEUTICALS INC | MIRM | Healthcare | 1.62% | 105,669 | -2,669 | -2.46% | $12,370,670 |
| ARGAN INC | AGX | Industrials | 1.62% | 15,467 | -631 | -3.92% | $12,351,173 |
| GRAHAM CORP | GHM | Industrials | 1.51% | 93,405 | -34,889 | -27.19% | $11,562,605 |
| LEONARDO DRS INC | DRS | Industrials | 1.40% | 250,215 | -11,239 | -4.30% | $10,676,674 |
| ADAPTIVE BIOTECHNOLOGIES CORP | ADPT | Healthcare | 1.33% | 472,763 | -20,640 | -4.18% | $10,140,766 |
| WERNER ENTERPRISES INC | WERN | Industrials | 1.32% | 231,625 | +231,625 | +100.00% | $10,101,166 |
| HCI GROUP INC | HCI | Financial Services | 1.29% | 56,260 | -1,374 | -2.38% | $9,859,565 |
| GE VERNOVA INC | GEV | Utilities | 1.27% | 8,283 | -36 | -0.43% | $9,731,365 |
| COHU INC | COHU | Technology | 1.27% | 131,170 | -60,715 | -31.64% | $9,694,775 |
| APPLE INC | AAPL | Technology | 1.23% | 32,427 | -153 | -0.47% | $9,383,077 |
| AMERICAN SUPERCONDUCTOR CORP | AMSC | Industrials | 1.21% | 221,933 | -5,625 | -2.47% | $9,212,439 |
| BRAINSWAY LTD | BWAY | Healthcare | 1.20% | 592,606 | -25,947 | -4.19% | $9,191,319 |
| TETRA TECHNOLOGIES INC DEL | TTI | Energy | 1.10% | 741,007 | -33,092 | -4.27% | $8,395,609 |
| LSI INDS INC OHIO | LYTS | Technology | 1.03% | 295,820 | +21,738 | +7.93% | $7,862,896 |
| MARVELL TECHNOLOGY INC | MRVL | Technology | 1.01% | 25,911 | -10,292 | -28.43% | $7,718,628 |
| KRATOS DEFENSE & SEC SOLUTIONS | KTOS | Industrials | 1.00% | 153,576 | -5,268 | -3.32% | $7,657,299 |
| TRAVERE THERAPEUTICS INC | TVTX | Healthcare | 1.00% | 133,866 | -27,839 | -17.22% | $7,604,927 |
| GOLDMAN SACHS GROUP INC | GS | Financial Services | 1.00% | 7,513 | -43 | -0.57% | $7,598,423 |
| PATRICK INDS INC | PATK | Consumer Cyclical | 0.98% | 82,960 | +36,732 | +79.46% | $7,448,149 |
| ORION GROUP HLDGS INC | ORN | Industrials | 0.98% | 442,603 | -19,169 | -4.15% | $7,444,582 |
| ASML HLDG NV | ASML | Other | 0.92% | 3,538 | -18 | -0.51% | $7,038,639 |
| AMBARELLA INC | AMBA | Other | 0.90% | 79,997 | -2,390 | -2.90% | $6,863,743 |
Showing 30 of 285 holdings in the latest reporting period.