ESSEX INVESTMENT MANAGEMENT CO LLC
Holdings in AMSC
Position Over Time
| Report Date | Value (USD) | Shares | Type | Discretion | Filed |
|---|---|---|---|---|---|
| 2025-12-31 | $6,192,132 | 215,154 | Shares | Sole | 2026-02-13 |
| 2025-09-30 | $14,585,055 | 245,581 | Shares | Sole | 2025-11-06 |
| 2025-06-30 | $12,696,280 | 346,042 | Shares | Sole | 2025-08-12 |
| 2025-03-31 | $6,752,088 | 372,221 | Shares | Sole | 2025-05-07 |
| 2024-12-31 | $10,587,845 | 429,876 | Shares | Sole | 2025-02-07 |
| 2024-09-30 | $10,962,341 | 464,506 | Shares | Sole | 2024-10-10 |
| 2024-06-30 | $13,510,672 | 577,626 | Shares | Sole | 2024-08-12 |
| 2024-03-31 | $7,888,813 | 583,924 | Shares | Sole | 2024-05-03 |
| 2023-12-31 | $6,951,560 | 624,018 | Shares | Sole | 2024-02-08 |
| 2023-09-30 | $5,291,289 | 700,833 | Shares | Sole | 2023-11-09 |
| 2020-12-31 | $3,793,899 | 161,994 | Shares | Sole | 2021-02-12 |
| 2020-09-30 | $2,622,429 | 181,107 | Shares | Sole | 2020-11-12 |
| 2020-06-30 | $1,425,847 | 175,381 | Shares | Sole | 2020-08-04 |
| 2020-03-31 | $1,317,002 | 240,329 | Shares | Sole | 2020-05-04 |