American Superconductor shares owned by Northern Trust
Quarter-by-quarter ownership of American Superconductor (AMSC) shares owned by Northern Trust
from 13F filings
Historical chart of Northern Trust investment in American Superconductor
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Quarterly reported holdings in American Superconductor by Northern Trust
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $23M | 392k | 59.39 |
| 2025-06-30 | $13M | 342k | 36.69 |
| 2025-03-31 | $6.0M | 331k | 18.14 |
| 2024-12-31 | $8.1M | 328k | 24.63 |
| 2024-09-30 | $7.1M | 301k | 23.60 |
| 2024-03-31 | $969k | 72k | 13.51 |
| 2023-09-30 | $406k | 54k | 7.55 |
| 2023-06-30 | $338k | 54k | 6.26 |
| 2023-03-31 | $259k | 53k | 4.91 |
| 2022-12-31 | $185k | 50k | 3.68 |
| 2022-09-30 | $0 | 48k | 0.00 |
| 2022-06-30 | $0 | 48k | 0.00 |
| 2022-03-31 | $1.8M | 230k | 7.62 |
| 2021-12-31 | $2.6M | 240k | 10.86 |
| 2021-09-30 | $3.6M | 247k | 14.60 |
| 2021-06-30 | $4.2M | 244k | 17.37 |
| 2021-03-31 | $4.8M | 255k | 18.95 |
| 2020-12-31 | $6.5M | 276k | 23.43 |
| 2020-09-30 | $3.4M | 237k | 14.48 |
| 2020-06-30 | $2.0M | 244k | 8.18 |
| 2020-03-31 | $1.3M | 239k | 5.46 |
| 2019-12-31 | $1.8M | 233k | 7.85 |
| 2019-09-30 | $1.8M | 228k | 7.84 |
| 2019-06-30 | $509k | 57k | 8.95 |
| 2019-03-31 | $507k | 39k | 12.92 |
| 2018-12-31 | $427k | 39k | 10.93 |
| 2018-09-30 | $318k | 44k | 7.23 |
| 2018-06-30 | $318k | 44k | 7.23 |
| 2018-03-31 | $238k | 44k | 5.42 |
| 2017-12-31 | $155k | 43k | 3.62 |
| 2017-09-30 | $217k | 42k | 5.13 |
| 2017-06-30 | $138k | 27k | 5.13 |
| 2017-03-31 | $803k | 118k | 6.81 |
| 2016-12-31 | $871k | 119k | 7.34 |
| 2016-09-30 | $842k | 119k | 7.07 |
| 2016-06-30 | $360k | 42k | 8.49 |
| 2016-03-31 | $165k | 21k | 7.70 |
| 2015-12-31 | $129k | 20k | 6.42 |
| 2015-09-30 | $77k | 20k | 3.85 |
| 2015-06-30 | $66k | 13k | 5.13 |
| 2015-03-31 | $95k | 15k | 6.35 |