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 2025
Institutional positions in American Superconductor Corp as of Jun 30, 2025. 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
- 232
- +44 vs. Q1 2025
- Shares held
- 32.7M
- +5.17M (+18.8%) vs. Q1 2025
- Total value
- $1.20B
- +$701.0M (+140.3%) vs. Q1 2025
- New holders
- 70
- 95 more added
- Sold out
- 26
- 47 more reduced
1 institution that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2025: 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 2025
Shares, value and share of portfolio for each institution holding American Superconductor Corp; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Covestor Ltd | 4 | $0 | 0.00% | 00.0% | Unchanged |
| WealthTrak Capital Management LLC | 5 | $184 | 0.00% | −5−50.0% | Reduced |
| True Wealth Design, LLC | 7 | $257 | 0.00% | +7 | New |
| US Bancorp | 8 | $294 | 0.00% | −172−95.6% | Reduced |
| JFS Wealth Advisors, LLC | 10 | $367 | 0.00% | 00.0% | Unchanged |
| National Bank of Canada | 20 | $733 | 0.00% | −9,486−99.8% | Reduced |
| Rise Advisors, LLC | 24 | $881 | 0.00% | +24 | New |
| CIBC Private Wealth Group, LLC | 25 | $917 | 0.00% | −1,063−97.7% | Reduced |
| IFP Advisors, Inc | 15 | $990 | 0.00% | +5+50.0% | Added |
| Hantz Financial Services, Inc. | 20 | $1.00K | 0.00% | +20 | New |
| Fortitude Family Office, LLC | 33 | $1.21K | 0.00% | +33 | New |
| Federated Hermes, Inc. | 34 | $1.25K | 0.00% | +34 | New |
| Whittier Trust Co of Nevada Inc | 40 | $1.47K | 0.00% | 00.0% | Unchanged |
| Hager Investment Management Services, LLC | 50 | $1.83K | 0.00% | 00.0% | Unchanged |
| Spire Wealth Management | 64 | $2.35K | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 75 | $2.75K | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 92 | $3.38K | 0.00% | +57+162.9% | Added |
| Private Trust Co NA | 100 | $3.67K | 0.00% | 00.0% | Unchanged |
| Archer Investment Corp | 100 | $3.67K | 0.00% | 00.0% | Unchanged |
| Trust Co of Vermont | 100 | $3.67K | 0.00% | +100 | New |
| Skopos Labs, Inc. | 122 | $4.48K | 0.00% | +122 | New |
| Parallel Advisors, LLC | 135 | $4.95K | 0.00% | −149−52.5% | Reduced |
| Larson Financial Group LLC | 169 | $6.20K | 0.00% | −8−4.5% | Reduced |
| EverSource Wealth Advisors, LLC | 185 | $6.79K | 0.00% | +134+262.7% | Added |
| Caitong International Asset Management Co., Ltd | 251 | $9.21K | 0.01% | +251 | New |
| Federation des caisses Desjardins du Quebec | 313 | $11.5K | 0.00% | 00.0% | Unchanged |
| Walleye Capital LLC | 323 | $11.9K | 0.00% | +323 | New |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 395 | $14.0K | 0.00% | +395 | New |
| Atlantic Trust, LLC | 393 | $14.4K | 0.00% | 00.0% | Unchanged |
| Park Square Financial Group, LLC | 493 | $18.1K | 0.01% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 529 | $19.4K | 0.00% | −11−2.0% | Reduced |
| Farther Finance Advisors, LLC | 530 | $19.4K | 0.00% | +500+1,666.7% | Added |
| GWM Advisors LLC | 537 | $19.7K | 0.00% | −18,296−97.1% | Reduced |
| Versant Capital Management, Inc | 628 | $23.0K | 0.00% | +19+3.1% | Added |
| Allworth Financial LP | 685 | $25.1K | 0.00% | +46+7.2% | Added |
| Signaturefd, LLC | 913 | $33.5K | 0.00% | +163+21.7% | Added |
| GAMMA Investing LLC | 954 | $35.0K | 0.00% | +488+104.7% | Added |
| Point72 (DIFC) Ltd | 1,115 | $40.9K | 0.00% | −4,883−81.4% | Reduced |
| Quarry LP | 1,131 | $41.5K | 0.01% | +65+6.1% | Added |
| Essential Partners LLC | 1,152 | $42.3K | 0.02% | +1,152 | New |
| Amalgamated Bank | 1,185 | $43.0K | 0.00% | 00.0% | Unchanged |
| Banque Cantonale Vaudoise | 1,585 | $58.0K | 0.00% | +1,585 | New |
| Canada Pension Plan Investment Board | 2,000 | $73.4K | 0.00% | +1,000+100.0% | Added |
| Global Retirement Partners, LLC | 2,416 | $88.6K | 0.00% | +2,416 | New |
| Steward Partners Investment Advisory, LLC | 2,625 | $96.3K | 0.00% | +2,625 | New |
| SBI Securities Co., Ltd. | 3,867 | $141.9K | 0.00% | +1,527+65.3% | Added |
| Ameritas Investment Partners, Inc. | 3,900 | $143.1K | 0.00% | +555+16.6% | Added |
| The PNC Financial Services Group, Inc. | 4,000 | $146.8K | 0.00% | +3,976+16,566.7% | Added |
| Jones Financial Companies LLLP | 4,486 | $163.5K | 0.00% | −215−4.6% | Reduced |
| Promethium Advisors,llc | 5,500 | $201.8K | 0.12% | +5,500 | New |
| Comerica Bank | 5,661 | $207.7K | 0.00% | +5,406+2,120.0% | Added |
| Kingsview Wealth Management, LLC | 5,670 | $208.0K | 0.00% | +5,670 | New |
| Creative Planning | 5,681 | $208.4K | 0.00% | +5,681 | New |
| Mayflower Financial Advisors, LLC | 5,730 | $210.2K | 0.03% | +5,730 | New |
| Tower Research Capital LLC (TRC) | 5,762 | $211.4K | 0.01% | +4,337+304.4% | Added |
| Savant Capital, LLC | 5,788 | $212.4K | 0.00% | +5,788 | New |
| Garden State Investment Advisory Services LLC | 5,897 | $216.4K | 0.06% | +5,897 | New |
| Teacher Retirement System of Texas | 5,985 | $219.6K | 0.00% | +5,985 | New |
| Cetera Investment Advisers | 6,046 | $221.8K | 0.00% | +6,046 | New |
| Lazard Asset Management LLC | 6,093 | $223.0K | 0.00% | +6,093 | New |
| Brinker Capital Investments, LLC | 6,112 | $224.2K | 0.00% | +6,112 | New |
| Assenagon Asset Management S.A. | 6,224 | $228.4K | 0.00% | +6,224 | New |
| HighTower Advisors, LLC | 6,487 | $238.0K | 0.00% | +6,487 | New |
| Cornerstone Investment Partners, LLC | 6,667 | $244.6K | 0.01% | +6,667 | New |
| C2P Capital Advisory Group, LLC d.b.a. Prosperity Capital Advisors | 6,879 | $252.4K | 0.02% | +6,879 | New |
| Principal Securities, Inc. | 7,085 | $259.9K | 0.00% | +6,560+1,249.5% | Added |
| ROI Financial Advisors, LLC | 7,121 | $261.3K | 0.17% | +7,121 | New |
| CWM, LLC | 7,149 | $262.0K | 0.00% | −766−9.7% | Reduced |
| Great Valley Advisor Group, Inc. | 7,235 | $265.5K | 0.01% | +7,235 | New |
| Prostatis Group LLC | 7,273 | $266.8K | 0.08% | +7,273 | New |
| Group One Trading, L.P. | 7,299 | $267.8K | 0.01% | +7,299 | New |
| FMR LLC | 7,446 | $273.2K | 0.00% | +4,653+166.6% | Added |
| Gsa Capital Partners LLP | 7,473 | $274.0K | 0.02% | −23,533−75.9% | Reduced |
| Quantbot Technologies LP | 7,502 | $275.2K | 0.01% | +7,502 | New |
| SG Americas Securities, LLC | 7,592 | $279.0K | 0.00% | −8,247−52.1% | Reduced |
| Two Sigma Securities, LLC | 7,642 | $280.4K | 0.03% | −2,858−27.2% | Reduced |
| Russell Investments Group, Ltd. | 7,736 | $283.8K | 0.00% | +7,577+4,765.4% | Added |
| Pictet Asset Management Holding SA | 7,746 | $284.2K | 0.00% | +7,746 | New |
| BNP Paribas Arbitrage, SA | 7,801 | $286.2K | 0.00% | +1,971+33.8% | Added |
| Stephens Inc | 8,000 | $293.5K | 0.00% | +8,000 | New |
| Quadrature Capital Ltd | 8,533 | $313.1K | 0.01% | +8,533 | New |
| Diversified Trust Co | 8,624 | $316.4K | 0.01% | +8,624 | New |
| Police & Firemen's Retirement System of New Jersey | 8,777 | $322.0K | 0.00% | +827+10.4% | Added |
| Entropy Technologies, LP | 8,897 | $326.4K | 0.03% | +8,897 | New |
| Simplex Trading, LLC | 9,197 | $337.0K | 0.01% | −4,311−31.9% | Reduced |
| KLP Kapitalforvaltning AS | 9,400 | $344.9K | 0.00% | +2,500+36.2% | Added |
| ProShare Advisors LLC | 9,575 | $351.3K | 0.00% | +9,575 | New |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 9,913 | $363.7K | 0.00% | +9,913 | New |
| GPS Wealth Strategies Group, LLC | 10,302 | $378.0K | 0.04% | +850+9.0% | Added |
| Kestra Advisory Services, LLC | 10,825 | $397.2K | 0.00% | +22+0.2% | Added |
| Occudo Quantitative Strategies LP | 10,949 | $401.7K | 0.05% | +10,949 | New |
| Capital Market Strategies LLC | 11,688 | $428.8K | 0.30% | −1,500−11.4% | Reduced |
| Integrated Quantitative Investments LLC | 11,784 | $432.4K | 0.13% | −6,316−34.9% | Reduced |
| Counterpoint Mutual Funds LLC | 11,873 | $435.6K | 0.04% | +11,873 | New |
| Mariner, LLC | 12,295 | $451.1K | 0.00% | +12,295 | New |
| Arizona State Retirement System | 12,441 | $456.5K | 0.00% | +1,708+15.9% | Added |
| Kestra Private Wealth Services, LLC | 12,511 | $459.0K | 0.01% | +2,180+21.1% | Added |
| Truvestments Capital LLC | 12,889 | $472.9K | 0.09% | +1,713+15.3% | Added |
| Bayesian Capital Management, LP | 13,000 | $477.0K | 0.08% | +13,000 | New |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 13,139 | $482.1K | 0.00% | +3,845+41.4% | Added |