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.
13F holders, Q2 2022
Institutional positions in American Superconductor Corp as of Jun 30, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 93
- −11 vs. Q1 2022
- Shares held
- 13.2M
- −2.44M (−15.6%) vs. Q1 2022
- Total value
- $68.6M
- −$50.5M (−42.4%) vs. Q1 2022
- New holders
- 20
- 21 more added
- Sold out
- 31
- 28 more reduced
3 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2022: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting AMSC on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 277 | $1.47B |
| Q1 2026 | 245 | $1.12B |
| Q4 2025 | 240 | $953.2M |
| Q3 2025 | 273 | $1.94B |
| Q2 2025 | 232 | $1.20B |
| Q1 2025 | 189 | $499.8M |
| Q4 2024 | 191 | $678.1M |
| Q3 2024 | 171 | $642.6M |
| Q2 2024 | 155 | $636.1M |
| Q1 2024 | 128 | $312.0M |
| Q4 2023 | 99 | $178.8M |
| Q3 2023 | 72 | $100.0M |
| Q2 2023 | 77 | $81.9M |
| Q1 2023 | 74 | $64.6M |
| Q4 2022 | 77 | $48.4M |
| Q3 2022 | 82 | $61.0M |
| Q2 2022 | 93 | $68.6M |
| Q1 2022 | 107 | $119.5M |
| Q4 2021 | 107 | $178.2M |
| Q3 2021 | 101 | $243.3M |
| Q2 2021 | 105 | $284.8M |
| Q1 2021 | 104 | $311.2M |
Institutions, Q2 2022
Shares, value and share of portfolio for each institution holding American Superconductor Corp; share changes are against Q1 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Quantbot Technologies LP | 131 | $0 | 0.00% | −17,673−99.3% | Reduced |
| Barclays PLC | 4 | $0 | 0.00% | −4,484−99.9% | Reduced |
| Captrust Financial Advisors | 70 | $0 | 0.00% | 00.0% | Unchanged |
| Whittier Trust Co of Nevada Inc | 40 | $0 | 0.00% | 00.0% | Unchanged |
| Cutler Group LP | 132 | $0 | 0.00% | +100+312.5% | Added |
| Hudock, Inc. | 4 | $0 | 0.00% | 00.0% | Unchanged |
| Bartlett & Co. LLC | 36 | $0 | 0.00% | 00.0% | Unchanged |
| JFS Wealth Advisors, LLC | 10 | $0 | 0.00% | 00.0% | Unchanged |
| Credit Suisse AG | 15 | $0 | 0.00% | +15 | New |
| Bartlett & Co. Wealth Management LLC | 36 | $186 | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 181 | $1.00K | 0.00% | −18,864−99.0% | Reduced |
| FMR LLC | 101 | $1.00K | 0.00% | −386−79.3% | Reduced |
| US Bancorp | 128 | $1.00K | 0.00% | 00.0% | Unchanged |
| CoreCap Advisors, LLC | 220 | $1.00K | 0.00% | +220 | New |
| Federation des caisses Desjardins du Quebec | 300 | $1.55K | 0.00% | 00.0% | Unchanged |
| Federated Hermes, Inc. | 391 | $2.00K | 0.00% | +180+85.3% | Added |
| CWM, LLC | 326 | $2.00K | 0.00% | +326 | New |
| Nisa Investment Advisors, LLC | 540 | $3.00K | 0.00% | 00.0% | Unchanged |
| Johnson Financial Group, Inc. | 591 | $3.00K | 0.00% | +191+47.8% | Added |
| EverSource Wealth Advisors, LLC | 536 | $3.00K | 0.00% | +536 | New |
| First Manhattan Co | 850 | $4.00K | 0.00% | 00.0% | Unchanged |
| Tilia Fiduciary Partners, Inc. | 1,100 | $5.00K | 0.00% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 1,200 | $6.00K | 0.00% | 00.0% | Unchanged |
| Leonteq Securities AG | 1,250 | $6.47K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 1,401 | $7.00K | 0.00% | −5,536−79.8% | Reduced |
| Patriot Financial Group Insurance Agency, LLC | 1,728 | $9.00K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 2,058 | $10.7K | 0.00% | −27,614−93.1% | Reduced |
| Advisor Group Holdings, Inc. | 3,525 | $18.0K | 0.00% | −4,993−58.6% | Reduced |
| Global Retirement Partners, LLC | 3,530 | $18.0K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 5,152 | $27.0K | 0.00% | −745−12.6% | Reduced |
| Investors Asset Management of Georgia Inc | 9,200 | $48.0K | 0.02% | +9,200 | New |
| UBS Group AG | 10,041 | $52.0K | 0.00% | −6,156−38.0% | Reduced |
| Simplex Trading, LLC | 10,057 | $52.0K | 0.00% | +10,057 | New |
| ExodusPoint Capital Management, LP | 10,698 | $55.0K | 0.00% | −4,562−29.9% | Reduced |
| Two Sigma Advisers, LP | 11,300 | $59.0K | 0.00% | +11,300 | New |
| Group One Trading, L.P. | 13,313 | $69.0K | 0.00% | −69,501−83.9% | Reduced |
| AQR Capital Management LLC | 13,928 | $72.0K | 0.00% | +13,928 | New |
| Vontobel Holding Ltd. | 14,000 | $73.0K | 0.00% | 00.0% | Unchanged |
| Atria Wealth Solutions, Inc. | 15,935 | $83.0K | 0.00% | +15,935 | New |
| Raymond James Financial Services Advisors, Inc. | 16,489 | $85.0K | 0.00% | 00.0% | Unchanged |
| Caxton Associates LP | 17,832 | $92.0K | 0.01% | 00.0% | Unchanged |
| Cubist Systematic Strategies, LLC | 20,079 | $104.0K | 0.00% | +20,079 | New |
| Joule Financial, LLC | 21,010 | $109.0K | 0.09% | +21,010 | New |
| TFC Financial Management | 22,550 | $117.0K | 0.03% | 00.0% | Unchanged |
| PDT Partners, LLC | 23,702 | $123.0K | 0.01% | +7,202+43.6% | Added |
| Price T Rowe Associates Inc | 24,000 | $124.0K | 0.00% | −2,359−8.9% | Reduced |
| Qube Research & Technologies Ltd | 25,950 | $134.0K | 0.00% | +25,950 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 26,749 | $139.0K | 0.00% | +5,045+23.2% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 27,667 | $143.0K | 0.00% | +27,667 | New |
| Bank of New York Mellon Corp | 29,689 | $153.0K | 0.00% | −96,167−76.4% | Reduced |
| Jump Financial, LLC | 30,800 | $159.0K | 0.01% | +30,800 | New |
| Journey Strategic Wealth LLC | 35,000 | $181.0K | 0.02% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 41,689 | $216.0K | 0.00% | −38,200−47.8% | Reduced |
| Goldman Sachs Group Inc | 42,378 | $220.0K | 0.00% | −21,579−33.7% | Reduced |
| Royal Bank of Canada | 45,373 | $236.0K | 0.00% | −4,675−9.3% | Reduced |
| Northern Trust Corp | 47,488 | $246.0K | 0.00% | −182,187−79.3% | Reduced |
| Two Sigma Investments, LP | 51,205 | $265.0K | 0.00% | +51,205 | New |
| XTX Topco Ltd | 51,770 | $268.0K | 0.11% | +38,306+284.5% | Added |
| Bank of America Corp | 56,541 | $293.0K | 0.00% | −90,019−61.4% | Reduced |
| Jane Street Group, LLC | 56,977 | $295.0K | 0.00% | +56,977 | New |
| Citadel Advisors LLC | 60,159 | $312.0K | 0.00% | −37,743−38.6% | Reduced |
| Harel Insurance Investments & Financial Services Ltd. | 60,178 | $312.0K | 0.01% | −676−1.1% | Reduced |
| Ergoteles LLC | 63,100 | $327.0K | 0.01% | +63,100 | New |
| Man Group plc | – | $329.0K | 0.00% | – | – |
| Formula Growth Ltd | 65,000 | $337.0K | 0.09% | 00.0% | Unchanged |
| Gsa Capital Partners LLP | 67,259 | $348.0K | 0.05% | +28,443+73.3% | Added |
| Deutsche Bank AG | 67,870 | $352.0K | 0.00% | −14,985−18.1% | Reduced |
| Marshall Wace, LLP | 71,912 | $372.0K | 0.00% | +71,912 | New |
| Cambridge Investment Research Advisors, Inc. | 81,666 | $423.0K | 0.00% | −1,603−1.9% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 83,698 | $434.0K | 0.00% | +1,147+1.4% | Added |
| GMT Capital Corp | 108,066 | $560.0K | 0.04% | 00.0% | Unchanged |
| HRT Financial LP | 113,751 | $589.0K | 0.01% | +113,751 | New |
| State of Wisconsin Investment Board | 123,800 | $641.0K | 0.00% | +65,100+110.9% | Added |
| Engineers Gate Manager LP | 130,573 | $676.0K | 0.02% | +130,573 | New |
| Morgan Stanley | 141,344 | $732.0K | 0.00% | +54,687+63.1% | Added |
| JPMorgan Chase & Co | 176,150 | $913.0K | 0.00% | +37,976+27.5% | Added |
| Susquehanna International Group, LLP | 202,885 | $1.05M | 0.00% | +140,945+227.6% | Added |
| CM Management, LLC | 220,000 | $1.14M | 1.21% | +100,000+83.3% | Added |
| Geode Capital Management, LLC | 258,399 | $1.34M | 0.00% | −236,325−47.8% | Reduced |
| KBC Group NV | 278,414 | $1.44M | 0.01% | +143,530+106.4% | Added |
| First Trust Advisors LP | 286,662 | $1.49M | 0.00% | −17,673−5.8% | Reduced |
| Dimensional Fund Advisors LP | 341,666 | $1.77M | 0.00% | +22,781+7.1% | Added |
| Arosa Capital Management LP | 389,786 | $2.02M | 0.89% | +89,786+29.9% | Added |
| BlackRock Inc. | 522,946 | $2.71M | 0.00% | −1,324,276−71.7% | Reduced |
| ArrowMark Colorado Holdings LLC | 545,000 | $2.82M | 0.03% | +30,000+5.8% | Added |
| Millennium Management LLC | 579,500 | $3.00M | 0.00% | +490,379+550.2% | Added |
| State Street Corp | 603,653 | $3.13M | 0.00% | −446,659−42.5% | Reduced |
| D. E. Shaw & Co., Inc. | 650,858 | $3.37M | 0.01% | +50,926+8.5% | Added |
| Royce & Associates LP | 826,600 | $4.28M | 0.04% | +47,000+6.0% | Added |
| Invesco Ltd. | 1,095,321 | $5.67M | 0.00% | −1,021,374−48.3% | Reduced |
| Vanguard Group Inc | 1,121,070 | $5.81M | 0.00% | −108,381−8.8% | Reduced |
| Baillie Gifford & Co | 1,491,370 | $7.72M | 0.01% | 00.0% | Unchanged |
| AWM Investment Company, Inc. | 1,511,497 | $7.83M | 1.23% | +549,255+57.1% | Added |
| Erste Asset Management GmbH | 0 | $0 | 0.00% | −375,390−100.0% | Sold out |
| Alps Advisors Inc | 0 | $0 | 0.00% | −174,911−100.0% | Sold out |
| Eaton Vance Management | 0 | $0 | 0.00% | −149,088−100.0% | Sold out |
| Nuveen Asset Management, LLC | 0 | $0 | 0.00% | −108,469−100.0% | Sold out |
| Charles Schwab Investment Management Inc | 0 | $0 | 0.00% | −70,125−100.0% | Sold out |
| Assenagon Asset Management S.A. | 0 | $0 | 0.00% | −61,269−100.0% | Sold out |
| PEAK6 Investments LLC | 0 | $0 | 0.00% | −36,310−100.0% | Sold out |