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 2024
Institutional positions in American Superconductor Corp as of Dec 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
- 191
- +24 vs. Q3 2024
- Shares held
- 27.5M
- +671.1K (+2.5%) vs. Q3 2024
- Total value
- $678.1M
- +$44.4M (+7.0%) vs. Q3 2024
- New holders
- 55
- 59 more added
- Sold out
- 31
- 51 more reduced
4 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2024: 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 2024
Shares, value and share of portfolio for each institution holding American Superconductor Corp; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Corebridge Financial, Inc. | 17,378 | $428.0K | 0.00% | −1,312−7.0% | Reduced |
| Advisory Services Network, LLC | 16,560 | $407.9K | 0.01% | +3,304+24.9% | Added |
| TFC Financial Management | 16,471 | $405.7K | 0.06% | 00.0% | Unchanged |
| Stifel Financial Corp | 16,073 | $395.9K | 0.00% | +16,073 | New |
| Janus Henderson Group PLC | 15,800 | $388.9K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 15,315 | $377.2K | 0.00% | −15,526−50.3% | Reduced |
| Sowell Financial Services LLC | 15,075 | $371.3K | 0.02% | +3,675+32.2% | Added |
| Intech Investment Management LLC | 14,408 | $354.9K | 0.00% | +14,408 | New |
| Advisor Group Holdings, Inc. | 14,165 | $348.9K | 0.00% | −8,538−37.6% | Reduced |
| American Century Companies Inc | 13,008 | $320.4K | 0.00% | +13,008 | New |
| Itau Unibanco Holding S.A. | 12,447 | $313.7K | 0.01% | +12,447 | New |
| Manufacturers Life Insurance Company, The | 12,607 | $310.5K | 0.00% | −193−1.5% | Reduced |
| Oppenheimer & Co Inc | 12,500 | $307.9K | 0.00% | −300−2.3% | Reduced |
| Atria Wealth Solutions, Inc. | 12,475 | $307.3K | 0.00% | +500+4.2% | Added |
| BNP Paribas Arbitrage, SA | 12,339 | $303.9K | 0.00% | −10,340−45.6% | Reduced |
| ProShare Advisors LLC | 12,324 | $303.5K | 0.00% | +173+1.4% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 12,197 | $300.4K | 0.00% | +442+3.8% | Added |
| Man Group plc | 12,051 | $296.8K | 0.00% | −22,167−64.8% | Reduced |
| Commonwealth Equity Services, LLC | 11,855 | $292.0K | 0.00% | +11,855 | New |
| Quantum Private Wealth, LLC | 11,423 | $281.3K | 0.09% | +11,423 | New |
| PFG Investments, LLC | 11,350 | $279.6K | 0.02% | +11,350 | New |
| Arizona State Retirement System | 11,092 | $273.2K | 0.00% | +439+4.1% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 9,504 | $272.6K | 0.00% | −12,891−57.6% | Reduced |
| Private Advisor Group, LLC | 10,737 | $264.5K | 0.00% | +10,737 | New |
| Kestra Advisory Services, LLC | 10,721 | $264.1K | 0.00% | +10,721 | New |
| Voya Investment Management LLC | 10,605 | $261.2K | 0.00% | −562−5.0% | Reduced |
| Truist Financial Corp | 10,200 | $251.2K | 0.00% | +10,200 | New |
| CIBC World Markets Inc. | 10,069 | $248.0K | 0.00% | +10,069 | New |
| GPS Wealth Strategies Group, LLC | 9,452 | $232.8K | 0.03% | 00.0% | Unchanged |
| Scotia Capital Inc. | 9,395 | $231.4K | 0.00% | −597−6.0% | Reduced |
| Tradewinds, LLC. | 7,131 | $225.4K | 0.06% | +7,131 | New |
| Emerald Mutual Fund Advisers Trust | 8,277 | $203.9K | 0.01% | +8,277 | New |
| Mariner, LLC | 8,207 | $202.1K | 0.00% | +8,207 | New |
| Police & Firemen's Retirement System of New Jersey | 7,950 | $195.8K | 0.00% | +7,950 | New |
| SG Americas Securities, LLC | 7,734 | $190.0K | 0.00% | −279−3.5% | Reduced |
| National Bank of Canada | 7,434 | $183.1K | 0.00% | +1,485+25.0% | Added |
| KLP Kapitalforvaltning AS | 6,900 | $169.9K | 0.00% | +6,900 | New |
| CWM, LLC | 5,293 | $130.0K | 0.00% | +2,897+120.9% | Added |
| Tower Research Capital LLC (TRC) | 4,039 | $99.5K | 0.00% | −6,687−62.3% | Reduced |
| Ameritas Investment Partners, Inc. | 3,345 | $82.4K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 2,982 | $73.4K | 0.00% | +2,948+8,670.6% | Added |
| Jones Financial Companies LLLP | 2,958 | $72.9K | 0.00% | +2,708+1,083.2% | Added |
| Stance Capital LLC | 2,879 | $70.9K | 0.04% | +2,879 | New |
| SBI Securities Co., Ltd. | 2,645 | $65.1K | 0.00% | +2,645 | New |
| Global Retirement Partners, LLC | 2,400 | $59.1K | 0.00% | −120−4.8% | Reduced |
| Proequities, Inc. | 2,038 | $58.8K | 0.00% | −7,936−79.6% | Reduced |
| Gen-Wealth Partners Inc | 2,355 | $58.0K | 0.02% | +2,355 | New |
| FMR LLC | 2,216 | $54.6K | 0.00% | −12,474−84.9% | Reduced |
| Canada Pension Plan Investment Board | 2,000 | $49.3K | 0.00% | −90,800−97.8% | Reduced |
| CIBC Private Wealth Group, LLC | 1,088 | $29.6K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 1,181 | $29.0K | 0.00% | 00.0% | Unchanged |
| Quarry LP | 797 | $19.6K | 0.00% | +357+81.1% | Added |
| Allworth Financial LP | 654 | $18.9K | 0.00% | +639+4,260.0% | Added |
| FNY Investment Advisers, LLC | 758 | $18.0K | 0.01% | +758 | New |
| Nisa Investment Advisors, LLC | 683 | $16.8K | 0.00% | +11+1.6% | Added |
| Harel Insurance Investments & Financial Services Ltd. | 624 | $15.0K | 0.00% | −1,830−74.6% | Reduced |
| Principal Securities, Inc. | 525 | $12.9K | 0.00% | +525 | New |
| Park Square Financial Group, LLC | 493 | $12.1K | 0.01% | +493 | New |
| Archer Investment Corp | 400 | $9.85K | 0.00% | 00.0% | Unchanged |
| Atlantic Trust, LLC | 393 | $9.68K | 0.00% | +393 | New |
| Quest Partners LLC | 345 | $8.50K | 0.00% | −3,401−90.8% | Reduced |
| Federation des caisses Desjardins du Quebec | 313 | $7.71K | 0.00% | 00.0% | Unchanged |
| Capital Advisors, Ltd. LLC | 292 | $7.00K | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 265 | $6.53K | 0.00% | +57+27.4% | Added |
| Signaturefd, LLC | 250 | $6.16K | 0.00% | 00.0% | Unchanged |
| Comerica Bank | 222 | $5.47K | 0.00% | +37+20.0% | Added |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 200 | $4.93K | 0.00% | 00.0% | Unchanged |
| Venturi Wealth Management, LLC | 181 | $4.46K | 0.00% | +181 | New |
| Russell Investments Group, Ltd. | 166 | $4.09K | 0.00% | −8,486−98.1% | Reduced |
| Parallel Advisors, LLC | 161 | $3.96K | 0.00% | −700−81.3% | Reduced |
| Federated Hermes, Inc. | 160 | $3.94K | 0.00% | −3−1.8% | Reduced |
| True Wealth Design, LLC | 159 | $3.92K | 0.00% | +32+25.2% | Added |
| EverSource Wealth Advisors, LLC | 130 | $3.20K | 0.00% | +130 | New |
| US Bancorp | 124 | $3.05K | 0.00% | +124 | New |
| GeoWealth Management, LLC | 102 | $2.51K | 0.00% | 00.0% | Unchanged |
| Private Trust Co NA | 100 | $2.46K | 0.00% | −100−50.0% | Reduced |
| Harbour Investments, Inc. | 100 | $2.46K | 0.00% | +100 | New |
| Hoey Investments, Inc | 100 | $2.46K | 0.00% | +100 | New |
| Quadrant Capital Group LLC | 85 | $2.09K | 0.00% | 00.0% | Unchanged |
| Ronald Blue Trust, Inc. | 55 | $1.35K | 0.00% | +55 | New |
| Hager Investment Management Services, LLC | 50 | $1.23K | 0.00% | +50 | New |
| Creative Planning | 49 | $1.21K | 0.00% | +49 | New |
| Rothschild Investment LLC | 40 | $985 | 0.00% | +10+33.3% | Added |
| Whittier Trust Co of Nevada Inc | 40 | $984 | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 35 | $862 | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 30 | $739 | 0.00% | 00.0% | Unchanged |
| Caitong International Asset Management Co., Ltd | 30 | $739 | 0.00% | +30 | New |
| IFP Advisors, Inc | 21 | $517 | 0.00% | +11+110.0% | Added |
| Lindbrook Capital, LLC | 14 | $345 | 0.00% | 00.0% | Unchanged |
| JFS Wealth Advisors, LLC | 10 | $247 | 0.00% | 00.0% | Unchanged |
| Covestor Ltd | 4 | $0 | 0.00% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 0 | $0 | 0.00% | −158,389−100.0% | Sold out |
| Lisanti Capital Growth, LLC | 0 | $0 | 0.00% | −131,340−100.0% | Sold out |
| Assenagon Asset Management S.A. | 0 | $0 | 0.00% | −103,383−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −51,141−100.0% | Sold out |
| Healthcare of Ontario Pension Plan Trust Fund | 0 | $0 | 0.00% | −44,075−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −24,299−100.0% | Sold out |
| Stephens Inc | 0 | $0 | 0.00% | −24,178−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −22,965−100.0% | Sold out |
| Gotham Asset Management, LLC | 0 | $0 | 0.00% | −22,589−100.0% | Sold out |