American Superconductor shares owned by Essex Investment Management
Quarter-by-quarter ownership of American Superconductor (AMSC) shares owned by Essex Investment Management
from 13F filings
Historical chart of Essex Investment Management investment in American Superconductor
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Quarterly reported holdings in American Superconductor by Essex Investment Management
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2024-09-30 | $11M | 465k | 23.60 |
| 2024-06-30 | $14M | 578k | 23.39 |
| 2024-03-31 | $7.9M | 584k | 13.51 |
| 2023-12-31 | $7.0M | 624k | 11.14 |
| 2023-09-30 | $5.3M | 701k | 7.55 |
| 2020-12-31 | $3.8M | 162k | 23.42 |
| 2020-09-30 | $2.6M | 181k | 14.48 |
| 2020-06-30 | $1.4M | 175k | 8.13 |
| 2020-03-31 | $1.3M | 240k | 5.48 |
| 2019-12-31 | $1.8M | 224k | 7.85 |
| 2017-09-30 | $78k | 17k | 4.54 |
More positions owned by Essex Investment Management
View all positions for Essex Investment Management