§ 13F · FUND PROFILE
ESSEX INVESTMENT MANAGEMENT CO LLC.
Institutional filer · behavioral pattern: Other. Summary pending.
AUM · $653M (13F)Positions · 299Turnover · — · Q1Filed · May 11, 2026
CONCENTRATION
—
Top 10 holdings
NEW BUYS
0
+$54M deployed
EXITS
0
No exits
SECTOR SHIFT
—
No prior quarter data
3YR HIT RATE
—
Top-5 overlap
§ 01 · TOP HOLDINGS
The book · Q1 2026
FILED MAY 11, 2026
| # | Ticker | Name | Shares | $ value | % port | Δ Q1 |
|---|---|---|---|---|---|---|
| 1 | TSEM | TOWER SEMICONDUCTOR LTD | 116K | $20M | 3.2% | −40% |
| 2 | LINC | LINCOLN EDL SVCS CORP | 355K | $14M | 2.3% | −9% |
| 3 | STRL | STERLING INFRASTRUCTURE INC | 32K | $13M | 2.1% | −28% |
| 4 | KNSA | KINIKSA PHARMACEUTICALS INTL P | 249K | $12M | 1.9% | −1% |
| 5 | LGND | LIGAND PHARMACEUTICALS INC | 58K | $12M | 1.8% | −3% |
| 6 | DRS | LEONARDO DRS INC | 261K | $12M | 1.8% | +2% |
| 7 | KTOS | KRATOS DEFENSE & SEC SOLUTIONS | 159K | $11M | 1.8% | −16% |
| 8 | GSAT | GLOBALSTAR INC | 166K | $11M | 1.7% | −1% |
| 9 | INSM | INSMED INC | 63K | $10M | 1.6% | ±0% |
| 10 | GHM | GRAHAM CORP | 128K | $10M | 1.6% | −9% |
§ 02 · SECTOR ALLOCATION
Where the money is
Sector data pending
§ 03 · THE ESSEX SIGNAL
AC read
ESSEX INVESTMENT MANAGEMENT CO LLC is a Other fund managing $653 million in assets. The fund runs a broad portfolio of 299 positions.
Read the full dossier →§ 04 · FILING HISTORY
Q-by-Q deltas
2 FILINGS
Q1 2026
Steady book
+0 buys · −0 exits · 0 changed
Q4 2025
Steady book
+0 buys · −0 exits · 0 changed
Q3 2025
Steady book
+0 buys · −0 exits · 0 changed
Q2 2025
Steady book
+0 buys · −0 exits · 0 changed