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, Q4 2023
Institutional positions in American Superconductor Corp as of Dec 31, 2023. 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
- 99
- +27 vs. Q3 2023
- Shares held
- 16.0M
- +2.82M (+21.3%) vs. Q3 2023
- Total value
- $178.8M
- +$78.8M (+78.8%) vs. Q3 2023
- New holders
- 34
- 23 more added
- Sold out
- 7
- 27 more reduced
Compare with Q3 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, Q4 2023
Shares, value and share of portfolio for each institution holding American Superconductor Corp; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| IFP Advisors, Inc | 10 | $111 | 0.00% | 00.0% | Unchanged |
| Advisory Services Network, LLC | 10 | $111 | 0.00% | +10 | New |
| JFS Wealth Advisors, LLC | 10 | $112 | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 30 | $334 | 0.00% | +30 | New |
| Whittier Trust Co of Nevada Inc | 40 | $445 | 0.00% | 00.0% | Unchanged |
| Spire Wealth Management | 64 | $619 | 0.00% | +64 | New |
| GAMMA Investing LLC | 107 | $1.18K | 0.00% | +107 | New |
| US Bancorp | 128 | $1.43K | 0.00% | 00.0% | Unchanged |
| First Manhattan Co | 150 | $1.67K | 0.00% | +150 | New |
| Federation des caisses Desjardins du Quebec | 300 | $3.34K | 0.00% | 00.0% | Unchanged |
| Arrow Financial Corp | 345 | $3.84K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 478 | $5.33K | 0.00% | +478 | New |
| Wetzel Investment Advisors, Inc. | 500 | $6.00K | 0.00% | +500 | New |
| Nisa Investment Advisors, LLC | 540 | $6.02K | 0.00% | 00.0% | Unchanged |
| Rhumbline Advisers | 1,388 | $15.5K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 1,567 | $17.5K | 0.00% | −100−6.0% | Reduced |
| M&R Capital Management Inc | 2,000 | $22.3K | 0.01% | 00.0% | Unchanged |
| Wells Fargo & Company | 2,096 | $23.3K | 0.00% | −1,394−39.9% | Reduced |
| Global Retirement Partners, LLC | 2,520 | $24.5K | 0.00% | −250−9.0% | Reduced |
| UBS Group AG | 2,715 | $30.2K | 0.00% | +2,472+1,017.3% | Added |
| Psagot Value Holdings Ltd. / (Israel) | 2,917 | $33.0K | 0.01% | +2,917 | New |
| Cutler Group LP | 3,306 | $36.0K | 0.01% | −4,131−55.5% | Reduced |
| Point72 Asia (Singapore) Pte. Ltd. | 5,962 | $66.4K | 0.02% | +5,962 | New |
| AJOVista, LLC | 6,221 | $69.3K | 0.09% | +6,221 | New |
| Advisor Group Holdings, Inc. | 7,915 | $88.2K | 0.00% | −2,130−21.2% | Reduced |
| GPS Wealth Strategies Group, LLC | 10,652 | $118.7K | 0.02% | −6,835−39.1% | Reduced |
| Mirabella Financial Services LLP | 11,180 | $124.5K | 0.02% | +11,180 | New |
| LPL Financial LLC | 11,199 | $124.8K | 0.00% | −177−1.6% | Reduced |
| Raymond James Financial Services Advisors, Inc. | 11,845 | $132.0K | 0.00% | −561−4.5% | Reduced |
| ProShare Advisors LLC | 12,325 | $137.3K | 0.00% | +12,325 | New |
| Greenwich Wealth Management LLC | 14,366 | $160.0K | 0.02% | 00.0% | Unchanged |
| Atria Wealth Solutions, Inc. | 14,469 | $161.2K | 0.00% | +2,294+18.8% | Added |
| Charles Schwab Investment Management Inc | 15,966 | $177.9K | 0.00% | 00.0% | Unchanged |
| TFC Financial Management | 16,471 | $183.5K | 0.04% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 16,911 | $189.0K | 0.00% | 00.0% | Unchanged |
| XTX Topco Ltd | 17,289 | $192.6K | 0.04% | +17,289 | New |
| Schonfeld Strategic Advisors LLC | 17,456 | $194.5K | 0.00% | +17,456 | New |
| Two Sigma Investments, LP | 18,000 | $200.5K | 0.00% | −146,572−89.1% | Reduced |
| Oppenheimer & Co Inc | 20,200 | $225.0K | 0.00% | +20,200 | New |
| Joule Financial, LLC | 20,621 | $229.7K | 0.11% | −1,425−6.5% | Reduced |
| Jefferies Financial Group Inc. | 21,300 | $237.3K | 0.00% | 00.0% | Unchanged |
| Bailard, Inc. | 22,200 | $247.3K | 0.01% | +22,200 | New |
| 683 Capital Management, LLC | 23,650 | $263.5K | 0.03% | +23,650 | New |
| Acadian Asset Management LLC | 25,044 | $278.0K | 0.00% | +25,044 | New |
| Assenagon Asset Management S.A. | 25,406 | $283.0K | 0.00% | −23,776−48.3% | Reduced |
| Harel Insurance Investments & Financial Services Ltd. | 26,312 | $293.0K | 0.01% | +26,312 | New |
| Landscape Capital Management, L.L.C. | 27,754 | $309.2K | 0.03% | +27,754 | New |
| Royal Bank of Canada | 27,920 | $311.0K | 0.00% | −17,698−38.8% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 28,121 | $313.3K | 0.00% | +2,369+9.2% | Added |
| Bank of New York Mellon Corp | 28,189 | $314.0K | 0.00% | −275−1.0% | Reduced |
| IMC-Chicago, LLC | 32,369 | $360.6K | 0.01% | +32,369 | New |
| Squarepoint Ops LLC | 37,347 | $416.0K | 0.00% | +37,347 | New |
| Citigroup Inc | 37,353 | $416.1K | 0.00% | +25,212+207.7% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 40,333 | $440.0K | 0.00% | +40,333 | New |
| Cetera Advisors LLC | 41,021 | $457.0K | 0.01% | +41,021 | New |
| GTS Securities LLC | 43,153 | $480.7K | 0.01% | +24,391+130.0% | Added |
| Goldman Sachs Group Inc | 49,978 | $556.8K | 0.00% | +29,313+141.8% | Added |
| Bank of America Corp | 51,577 | $574.6K | 0.00% | +11,289+28.0% | Added |
| Jump Financial, LLC | 55,409 | $617.3K | 0.02% | −29,891−35.0% | Reduced |
| Barclays PLC | 55,609 | $619.5K | 0.00% | +30,001+117.2% | Added |
| Gsa Capital Partners LLP | 57,784 | $644.0K | 0.05% | −61,091−51.4% | Reduced |
| Northern Trust Corp | 59,093 | $658.3K | 0.00% | +5,363+10.0% | Added |
| EAM Investors, LLC | 59,538 | $663.3K | 0.12% | −96,619−61.9% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 60,250 | $671.0K | 0.00% | −4,607−7.1% | Reduced |
| Man Group plc | 63,248 | $704.6K | 0.00% | +63,248 | New |
| ExodusPoint Capital Management, LP | 65,373 | $728.0K | 0.01% | +65,373 | New |
| Cubist Systematic Strategies, LLC | 71,117 | $792.2K | 0.01% | −27,498−27.9% | Reduced |
| Graham Capital Management, L.P. | 77,330 | $861.5K | 0.03% | +77,330 | New |
| Prescott Group Capital Management, L.L.C. | 81,091 | $903.0K | 0.16% | +81,091 | New |
| Merit Financial Group, LLC | 82,389 | $917.8K | 0.03% | +4,490+5.8% | Added |
| Legato Capital Management LLC | 89,667 | $998.9K | 0.13% | 00.0% | Unchanged |
| Marshall Wace, LLP | 105,909 | $1.18M | 0.00% | +105,909 | New |
| Trexquant Investment LP | 111,825 | $1.25M | 0.03% | −59,055−34.6% | Reduced |
| Balyasny Asset Management LLC | 114,047 | $1.27M | 0.00% | +114,047 | New |
| Connor, Clark & Lunn Investment Management Ltd. | 121,834 | $1.36M | 0.01% | −286−0.2% | Reduced |
| Bridgeway Capital Management, LLC | 144,700 | $1.61M | 0.03% | +73,500+103.2% | Added |
| Morgan Stanley | 161,385 | $1.80M | 0.00% | +75,069+87.0% | Added |
| Susquehanna International Group, LLP | 172,225 | $1.92M | 0.00% | +79,360+85.5% | Added |
| CM Management, LLC | 195,000 | $2.17M | 1.75% | −5,000−2.5% | Reduced |
| Jane Street Group, LLC | 213,499 | $2.38M | 0.00% | +213,499 | New |
| Qube Research & Technologies Ltd | 231,634 | $2.58M | 0.01% | +113,091+95.4% | Added |
| First Trust Advisors LP | 237,235 | $2.64M | 0.00% | −27,545−10.4% | Reduced |
| Citadel Advisors LLC | 262,230 | $2.92M | 0.00% | +141,902+117.9% | Added |
| Geode Capital Management, LLC | 294,961 | $3.29M | 0.00% | +5,598+1.9% | Added |
| Laurion Capital Management LP | 300,323 | $3.35M | 0.12% | +300,323 | New |
| State Street Corp | 339,357 | $3.78M | 0.00% | +230,865+212.8% | Added |
| Oberweis Asset Management Inc | 375,800 | $4.19M | 0.39% | +375,800 | New |
| Millennium Management LLC | 412,767 | $4.60M | 0.00% | −121,348−22.7% | Reduced |
| ArrowMark Colorado Holdings LLC | 431,432 | $4.81M | 0.05% | +50,000+13.1% | Added |
| D. E. Shaw & Co., Inc. | 435,744 | $4.85M | 0.01% | +61,616+16.5% | Added |
| BlackRock Inc. | 613,300 | $6.83M | 0.00% | +35,555+6.2% | Added |
| Essex Investment Management Co LLC | 624,018 | $6.95M | 1.37% | −76,815−11.0% | Reduced |
| Dimensional Fund Advisors LP | 683,698 | $7.62M | 0.00% | −8,395−1.2% | Reduced |
| Invesco Ltd. | 864,914 | $9.64M | 0.00% | −8,092−0.9% | Reduced |
| Royce & Associates LP | 1,245,860 | $13.9M | 0.13% | −4000.0% | Reduced |
| Vanguard Group Inc | 1,302,120 | $14.5M | 0.00% | +14,855+1.2% | Added |
| Baillie Gifford & Co | 2,086,279 | $23.2M | 0.02% | +594,909+39.9% | Added |
| AWM Investment Company, Inc. | 2,228,301 | $24.8M | 3.27% | +374,060+20.2% | Added |
| Creative Planning | 550 | – | – | +550 | New |
| GMT Capital Corp | 0 | $0 | 0.00% | −108,066−100.0% | Sold out |