American Superconductor Corp
AMSC- Exchange
- Nasdaq
- Industry
- Motors & Generators
- SEC CIK
- 0000880807
No open-market purchases or sales by American Superconductor Corp insiders were filed in the last 90 days; 277 institutions reported holding it in 13F filings for Q2 2026, worth $1.47B in total; no superinvestor holds it.
Q2 2021 vs. Q1 2021
How the institutions holding American Superconductor Corp changed between Q1 2021 and Q2 2021.
All holders in Q2 2021All holders in Q1 2021
| Measure | Q1 2021 | Q2 2021 | Change |
|---|---|---|---|
| Holders | 104 | 105 | +1 |
| Shares | 16.3M | 16.4M | +54.9K (+0.3%) |
| Value | $311.2M | $284.8M | −$26.4M (−8.5%) |
New holders (21)
Institutions that held American Superconductor Corp at the end of Q2 2021 but not at the end of Q1 2021.
| Institution | Shares | Value | % of portfolio |
|---|---|---|---|
| Arosa Capital Management LP | 150,000 | $2.61M | 0.93% |
| Atom Investors LP | 63,921 | $1.11M | 0.23% |
| Assenagon Asset Management S.A. | 45,301 | $788.0K | 0.00% |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 42,925 | $746.0K | 0.00% |
| Parametric Portfolio Associates LLC | 36,365 | $632.0K | 0.00% |
| Walleye Capital LLC | 21,740 | $378.0K | 0.01% |
| Simplex Trading, LLC | 20,197 | $351.0K | 0.01% |
| Gsa Capital Partners LLP | 19,329 | $336.0K | 0.04% |
| Group One Trading, L.P. | 17,996 | $313.0K | 0.01% |
| Norges Bank | 14,400 | $250.0K | 0.00% |
| Quadrature Capital Ltd | 12,478 | $217.0K | 0.01% |
| Centiva Capital, LP | 11,524 | $200.0K | 0.02% |
| Cutler Group LP | 5,738 | $99.0K | 0.01% |
| Parallax Volatility Advisers, L.P. | 3,284 | $57.0K | 0.00% |
| US Bancorp | 1,791 | $31.0K | 0.00% |
| Arcadia Investment Management Corp | 470 | $8.00K | 0.00% |
| TCI Wealth Advisors, Inc. | 235 | $4.00K | 0.00% |
| Concord Wealth Partners | 160 | $3.00K | 0.00% |
| Advisory Services Network, LLC | 10 | $0 | 0.00% |
| Ellevest, Inc. | 26 | $0 | 0.00% |
| Berman Capital Advisors, LLC | 27 | $0 | 0.00% |
Sold out (20)
Institutions that held American Superconductor Corp at the end of Q1 2021 and filed for Q2 2021 without it.
| Institution | Shares, Q1 2021 | Value, Q1 2021 |
|---|---|---|
| Telemark Asset Management, LLC | 460,000 | $8.72M |
| Rafferty Asset Management, LLC | 222,861 | $4.22M |
| Ergoteles LLC | 113,260 | $2.15M |
| California Public Employees Retirement System | 45,700 | $866.0K |
| Old Mission Capital LLC | 23,671 | $449.0K |
| ExodusPoint Capital Management, LP | 23,672 | $449.0K |
| Ameriprise Financial Inc | 20,949 | $397.0K |
| Susquehanna Fundamental Investments, LLC | 20,728 | $393.0K |
| Dynamic Technology Lab Private Ltd | 17,979 | $341.0K |
| Jump Financial, LLC | 17,737 | $337.0K |
| Emerald Advisers, LLC | 15,084 | $286.0K |
| Hussman Strategic Advisors, Inc. | 14,400 | $273.0K |
| Walleye Trading LLC | 13,586 | $258.0K |
| Virtu Financial LLC | 12,679 | $240.0K |
| Qube Research & Technologies Ltd | 11,536 | $219.0K |
| Pinz Capital Management, LP | 7,200 | $137.0K |
| Maven Securities LTD | 5,500 | $104.0K |
| Mesirow Financial Investment Management, Inc. | 961 | $18.0K |
| Panagora Asset Management Inc | 335 | $6.00K |
| Spire Wealth Management | 64 | $1.00K |