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, Q1 2024
Institutional positions in American Superconductor Corp as of Mar 31, 2024. 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
- 128
- +29 vs. Q4 2023
- Shares held
- 23.1M
- +7.05M (+43.9%) vs. Q4 2023
- Total value
- $312.0M
- +$133.3M (+74.5%) vs. Q4 2023
- New holders
- 43
- 40 more added
- Sold out
- 14
- 23 more reduced
Compare with Q4 2023: 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, Q1 2024
Shares, value and share of portfolio for each institution holding American Superconductor Corp; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Macquarie Group Ltd | 2,143 | $29 | 0.00% | +2,143 | New |
| IFP Advisors, Inc | 10 | $135 | 0.00% | 00.0% | Unchanged |
| JFS Wealth Advisors, LLC | 10 | $136 | 0.00% | 00.0% | Unchanged |
| North Star Investment Management Corp. | 21 | $284 | 0.00% | +21 | New |
| Farther Finance Advisors, LLC | 30 | $405 | 0.00% | 00.0% | Unchanged |
| Whittier Trust Co of Nevada Inc | 40 | $540 | 0.00% | 00.0% | Unchanged |
| Spire Wealth Management | 64 | $865 | 0.00% | 00.0% | Unchanged |
| Private Trust Co NA | 100 | $1.35K | 0.00% | +100 | New |
| GAMMA Investing LLC | 107 | $1.45K | 0.00% | 00.0% | Unchanged |
| GWM Advisors LLC | 115 | $1.55K | 0.00% | +115 | New |
| First Manhattan Co | 150 | $2.03K | 0.00% | 00.0% | Unchanged |
| CoreCap Advisors, LLC | 220 | $2.97K | 0.00% | +220 | New |
| Federation des caisses Desjardins du Quebec | 300 | $4.05K | 0.00% | 00.0% | Unchanged |
| Arrow Financial Corp | 345 | $4.66K | 0.00% | 00.0% | Unchanged |
| Wetzel Investment Advisors, Inc. | 500 | $5.88K | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 540 | $7.29K | 0.00% | 00.0% | Unchanged |
| Northwestern Mutual Wealth Management Co | 550 | $7.43K | 0.00% | +550 | New |
| Stone House Investment Management, LLC | 600 | $8.11K | 0.00% | +600 | New |
| Parallel Advisors, LLC | 835 | $11.3K | 0.00% | +835 | New |
| Walleye Capital LLC | 968 | $13.1K | 0.00% | +968 | New |
| Rhumbline Advisers | 1,388 | $18.8K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 1,567 | $21.2K | 0.00% | 00.0% | Unchanged |
| Global Retirement Partners, LLC | 2,520 | $34.0K | 0.00% | 00.0% | Unchanged |
| Steward Partners Investment Advisory, LLC | 3,000 | $40.5K | 0.00% | +3,000 | New |
| Advisor Group Holdings, Inc. | 3,524 | $47.6K | 0.00% | −4,391−55.5% | Reduced |
| Point72 Asset Management, L.P. | 3,700 | $50.0K | 0.00% | +3,700 | New |
| Tower Research Capital LLC (TRC) | 5,804 | $78.4K | 0.00% | +5,326+1,114.2% | Added |
| National Bank of Canada | 5,950 | $80.3K | 0.00% | +5,950 | New |
| GPS Wealth Strategies Group, LLC | 9,152 | $123.6K | 0.02% | −1,500−14.1% | Reduced |
| Virtu Financial LLC | 11,284 | $152.0K | 0.01% | +11,284 | New |
| Hillsdale Investment Management Inc. | 11,300 | $152.7K | 0.01% | +11,300 | New |
| Greenwich Wealth Management LLC | 11,924 | $161.0K | 0.01% | −2,442−17.0% | Reduced |
| Oppenheimer & Co Inc | 12,200 | $164.8K | 0.00% | −8,000−39.6% | Reduced |
| ProShare Advisors LLC | 12,325 | $166.5K | 0.00% | 00.0% | Unchanged |
| LPL Financial LLC | 12,819 | $173.2K | 0.00% | +1,620+14.5% | Added |
| Corton Capital Inc. | 12,987 | $175.5K | 0.06% | +12,987 | New |
| Wells Fargo & Company | 13,334 | $180.1K | 0.00% | +11,238+536.2% | Added |
| Quadrature Capital Ltd | 15,066 | $203.2K | 0.00% | +15,066 | New |
| Atria Wealth Solutions, Inc. | 15,498 | $209.4K | 0.00% | +1,029+7.1% | Added |
| Charles Schwab Investment Management Inc | 15,966 | $215.7K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 16,250 | $219.5K | 0.00% | +13,535+498.5% | Added |
| TFC Financial Management | 16,471 | $222.5K | 0.04% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 16,911 | $229.0K | 0.00% | 00.0% | Unchanged |
| Occudo Quantitative Strategies LP | 16,961 | $229.1K | 0.04% | +16,961 | New |
| Susquehanna International Group, LLP | 17,067 | $230.6K | 0.00% | −155,158−90.1% | Reduced |
| Bank of New York Mellon Corp | 19,587 | $264.6K | 0.00% | −8,602−30.5% | Reduced |
| Ameriprise Financial Inc | 20,133 | $272.0K | 0.00% | +20,133 | New |
| Joule Financial, LLC | 20,621 | $278.6K | 0.11% | 00.0% | Unchanged |
| Jefferies Financial Group Inc. | 21,500 | $290.5K | 0.01% | +200+0.9% | Added |
| Bailard, Inc. | 22,438 | $303.1K | 0.01% | +238+1.1% | Added |
| Harel Insurance Investments & Financial Services Ltd. | 22,924 | $310.0K | 0.01% | −3,388−12.9% | Reduced |
| Options Solutions, LLC | 23,201 | $313.4K | 0.18% | +23,201 | New |
| Verition Fund Management LLC | 23,985 | $324.0K | 0.00% | +23,985 | New |
| Engineers Gate Manager LP | 24,155 | $326.3K | 0.01% | +24,155 | New |
| Cannon Global Investment Management, LLC | 25,500 | $344.5K | 0.93% | +25,500 | New |
| Graham Capital Management, L.P. | 26,892 | $363.3K | 0.01% | −50,438−65.2% | Reduced |
| Landscape Capital Management, L.L.C. | 27,754 | $375.0K | 0.03% | 00.0% | Unchanged |
| Royal Bank of Canada | 28,649 | $388.0K | 0.00% | +729+2.6% | Added |
| GoalVest Advisory LLC | 29,930 | $404.4K | 0.13% | +29,930 | New |
| JPMorgan Chase & Co | 31,068 | $419.7K | 0.00% | +31,068 | New |
| Y-Intercept (Hong Kong) Ltd | 32,662 | $441.3K | 0.03% | +32,662 | New |
| Bank of America Corp | 32,811 | $443.3K | 0.00% | −18,766−36.4% | Reduced |
| Barclays PLC | 34,279 | $463.1K | 0.00% | −21,330−38.4% | Reduced |
| Point72 Asia (Singapore) Pte. Ltd. | 34,326 | $463.7K | 0.12% | +28,364+475.7% | Added |
| Marathon Trading Investment Management LLC | 34,400 | $464.7K | 0.18% | +34,400 | New |
| Two Sigma Investments, LP | 35,929 | $485.4K | 0.00% | +17,929+99.6% | Added |
| Bank of Montreal | 37,253 | $503.7K | 0.00% | +37,253 | New |
| Boothbay Fund Management, LLC | 37,290 | $503.8K | 0.01% | +37,290 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 38,318 | $517.7K | 0.00% | +10,197+36.3% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 39,926 | $539.4K | 0.00% | −407−1.0% | Reduced |
| Citigroup Inc | 40,405 | $545.9K | 0.00% | +3,052+8.2% | Added |
| Brevan Howard Capital Management LP | 41,831 | $565.1K | 0.05% | +41,831 | New |
| Cambridge Investment Research Advisors, Inc. | 45,367 | $613.0K | 0.00% | −14,883−24.7% | Reduced |
| IMC-Chicago, LLC | 47,219 | $637.9K | 0.02% | +14,850+45.9% | Added |
| Acadian Asset Management LLC | 48,218 | $649.0K | 0.00% | +23,174+92.5% | Added |
| GTS Securities LLC | 50,149 | $677.5K | 0.02% | +6,996+16.2% | Added |
| Balyasny Asset Management LLC | 52,150 | $704.5K | 0.00% | −61,897−54.3% | Reduced |
| Simplex Trading, LLC | 53,662 | $724.0K | 0.02% | +53,662 | New |
| New York State Common Retirement Fund | 55,700 | $752.5K | 0.00% | +55,700 | New |
| ExodusPoint Capital Management, LP | 59,499 | $804.0K | 0.01% | −5,874−9.0% | Reduced |
| EAM Investors, LLC | 63,098 | $852.5K | 0.13% | +3,560+6.0% | Added |
| Schonfeld Strategic Advisors LLC | 68,294 | $922.6K | 0.01% | +50,838+291.2% | Added |
| Northern Trust Corp | 71,713 | $968.8K | 0.00% | +12,620+21.4% | Added |
| Ardsley Advisory Partners LP | 75,000 | $1.01M | 0.15% | +75,000 | New |
| Merit Financial Group, LLC | 77,951 | $1.04M | 0.02% | −4,438−5.4% | Reduced |
| Man Group plc | 85,445 | $1.15M | 0.00% | +22,197+35.1% | Added |
| ClariVest Asset Management LLC | 87,257 | $1.18M | 0.12% | +87,257 | New |
| Alps Advisors Inc | 88,090 | $1.19M | 0.01% | +88,090 | New |
| Legato Capital Management LLC | 89,667 | $1.21M | 0.15% | 00.0% | Unchanged |
| Squarepoint Ops LLC | 91,427 | $1.24M | 0.01% | +54,080+144.8% | Added |
| Hussman Strategic Advisors, Inc. | 105,000 | $1.42M | 0.33% | +105,000 | New |
| GMT Capital Corp | 108,066 | $1.46M | 0.06% | +108,066 | New |
| Prescott Group Capital Management, L.L.C. | 111,091 | $1.50M | 0.24% | +30,000+37.0% | Added |
| Renaissance Technologies LLC | 113,489 | $1.53M | 0.00% | +113,489 | New |
| Jump Financial, LLC | 115,844 | $1.57M | 0.04% | +60,435+109.1% | Added |
| Andrew Hill Investment Advisors, Inc. | 116,218 | $1.57M | 1.39% | +116,218 | New |
| Trexquant Investment LP | 116,797 | $1.58M | 0.03% | +4,972+4.4% | Added |
| Bridgeway Capital Management, LLC | 129,700 | $1.75M | 0.04% | −15,000−10.4% | Reduced |
| Arrowstreet Capital, Limited Partnership | 133,903 | $1.81M | 0.00% | +133,903 | New |
| Assenagon Asset Management S.A. | 142,192 | $1.92M | 0.01% | +116,786+459.7% | Added |