American Superconductor Corporation
Ayer, MA, 01432
- Plans
- 2
- Total participants
- 2,187
- Filing years
- 2024, 2023, 2022, 2021, 2020
- NAICS
- 335310
Benefit plans on file
| Year | Form | Plan # | Plan name | Participants |
|---|---|---|---|---|
| 2024 | Form 5500 | 001 | Amsc 401(K) Savings Plan | 292 |
| 2024 | Form 5500 | 501 | American Superconductor Health And Welfare Plan | 216 |
| 2023 | Form 5500 | 001 | Amsc 401(K) Savings Plan | 293 |
| 2023 | Form 5500 | 501 | American Superconductor Health And Welfare Plan | 231 |
| 2022 | Form 5500 | 001 | Amsc 401(K) Savings Plan | 314 |
| 2022 | Form 5500 | 501 | American Superconductor Health And Welfare Plan | 200 |
| 2021 | Form 5500 | 001 | Amsc 401(K) Savings Plan | 188 |
| 2021 | Form 5500 | 501 | American Superconductor Health And Welfare Plan | 178 |
| 2020 | Form 5500 | 001 | Amsc 401(K) Savings Plan | 145 |
| 2020 | Form 5500 | 501 | American Superconductor Health And Welfare Plan | 130 |
Data shown as filed with the U.S. Department of Labor (EBSA), filing years 2020–2025; not validated by OpenERISA. View official filings for this EIN on the DOL EFAST2 search.
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