American Superconductor shares owned by Wellington Management Company
Quarter-by-quarter ownership of American Superconductor (AMSC) shares owned by Wellington Management Company
from 13F filings
Historical chart of Wellington Management Company investment in American Superconductor
Tip: Access up to 7 years of quarterly data
All positions including American Superconductor held by Wellington Management Company consolidated in one spreadsheet with up to 7 years of data
Download as csv
Download as Excel
Quarterly reported holdings in American Superconductor by Wellington Management Company
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $24M | 399k | 59.39 |
| 2025-06-30 | $16M | 432k | 36.69 |
| 2025-03-31 | $5.2M | 289k | 18.14 |
| 2024-12-31 | $11M | 461k | 24.63 |
More positions owned by Wellington Management Company
View all positions for Wellington Management Company