Who owns American Superconductor?
- Ticker: AMSC
- CUSIP Number: 030111207
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Analyze quarterly positions in American Superconductor with up to 7 years of data, all consolidated into one spreadsheet
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Top investors of American Superconductor stock
Who bought or sold American Superconductor this quarter?
| Fund or Company Name | Shares Held | Valued At | Change in Shares | As Of | Actions |
|---|---|---|---|---|---|
| BlackRock | 4.0M | $135M | 6% | Mar 2026 |
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| Vanguard Group | 3.5M | $102M | 20% | Dec 2025 |
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| Vanguard Capital Management | 2.0M | $69M | 100% | Mar 2026 |
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| Vanguard Portfolio Management | 1.7M | $58M | 100% | Mar 2026 |
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| Baillie Gifford & Co | 1.4M | $49M | -4% | Mar 2026 |
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| State Street Corporation | 1.2M | $34M | 5% | Dec 2025 |
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| Geode Capital Management | 1.2M | $40M | 7% | Mar 2026 |
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| Barrow, Hanley, Mewhinney & Strauss | 1.1M | $39M | 100% | Mar 2026 |
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| Nuveen | 1.0M | $35M | 6% | Mar 2026 |
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| Oberweis Asset Management | 836k | $24M | 26% | Dec 2025 |
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| AWM Investment Company | 802k | $27M | 6% | Mar 2026 |
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| First Trust Advisors | 778k | $26M | 14% | Mar 2026 |
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| Emerald Advisers | 757k | $26M | 0% | Mar 2026 |
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| Goldman Sachs Group | 710k | $24M | -9% | Mar 2026 |
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| Arrowstreet Capital, Limited Partnership | 683k | $20M | -10% | Dec 2025 |
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| Dimensional Fund Advisors | 658k | $22M | 22% | Mar 2026 |
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| Morgan Stanley | 634k | $22M | -10% | Mar 2026 |
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| Telemark Asset Management | 600k | $20M | -3% | Mar 2026 |
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| UBS Group | 600k | $20M | -19% | Mar 2026 |
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| Qube Research & Technologies | 599k | $17M | 133% | Dec 2025 |
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| D. E. Shaw & Co | 583k | $20M | 8% | Mar 2026 |
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| Susquehanna International | 562k | $16M | -6% | Dec 2025 |
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| Royce & Associates | 543k | $18M | 40% | Mar 2026 |
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| Legal & General Group | 530k | $18M | 91% | Mar 2026 |
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| Driehaus Capital Management | 500k | $14M | -59% | Dec 2025 |
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| Algert Coldiron Investors | 490k | $17M | 6% | Mar 2026 |
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| Citadel Advisors | 472k | $16M | -50% | Mar 2026 |
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| Emerald Mutual Fund Advisers, Trust | 439k | $15M | 1% | Mar 2026 |
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| Bnp Paribas Arbitrage, Snc | 437k | $15M | 429% | Mar 2026 |
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| Charles Schwab Investment Management | 388k | $11M | 0% | Dec 2025 |
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| Nomura Asset Management International | 380k | $13M | 100% | Mar 2026 |
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| Northern Trust | 361k | $10M | -8% | Dec 2025 |
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| Vanguard Fiduciary Trust | 326k | $11M | 100% | Mar 2026 |
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| Stephens Investment Management Group | 309k | $10M | 77% | Mar 2026 |
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| Portolan Capital Management | 296k | $10M | 100% | Mar 2026 |
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| PanAgora Asset Management | 256k | $8.7M | 1% | Mar 2026 |
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| Invesco | 241k | $8.2M | -38% | Mar 2026 |
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| Essex Investment Management | 228k | $7.7M | 6% | Mar 2026 |
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| Sei Investments | 224k | $7.6M | 185% | Mar 2026 |
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| Bank of America Corporation | 210k | $7.1M | 100% | Mar 2026 |
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| Two Sigma Investments | 186k | $6.3M | -42% | Mar 2026 |
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| Jane Street | 186k | $6.3M | -50% | Mar 2026 |
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| AQR Capital Management | 185k | $6.3M | 27% | Mar 2026 |
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| Palisades Investment Partners | 153k | $5.2M | 6% | Mar 2026 |
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| Allspring Global Investments Holdings | 150k | $4.9M | -27% | Mar 2026 |
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| Balyasny Asset Management | 144k | $4.9M | -6% | Mar 2026 |
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| Raymond James Financial | 142k | $4.1M | -16% | Dec 2025 |
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| Renaissance Technologies | 140k | $4.0M | -57% | Dec 2025 |
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| Arrowpoint Asset Management | 135k | $4.6M | 23% | Mar 2026 |
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| Baird Financial | 135k | $3.9M | 67% | Dec 2025 |
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| Bank of New York Mellon | 135k | $4.6M | -2% | Mar 2026 |
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| Point72 Asset Management | 134k | $4.5M | 21% | Mar 2026 |
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| FMR | 124k | $3.6M | 23% | Dec 2025 |
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| Millennium Management | 102k | $3.4M | 30% | Mar 2026 |
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| Axiom International Investors | 101k | $3.4M | -25% | Mar 2026 |
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| Swiss National Bank | 89k | $3.0M | 0% | Mar 2026 |
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| Ubs Global Asset Management Americas | 88k | $3.0M | 14% | Mar 2026 |
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| LPL Financial | 87k | $3.0M | 118% | Mar 2026 |
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| ALPS Advisors | 87k | $2.9M | 39% | Mar 2026 |
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| Mackenzie Financial | 78k | $2.6M | 93% | Mar 2026 |
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| Victory Capital Management | 77k | $2.2M | 86% | Dec 2025 |
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| Barclays | 74k | $2.1M | 18% | Dec 2025 |
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| Lumbard Investment Counseling | 74k | $2.5M | 4% | Mar 2026 |
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| New York State Common Retirement Fund | 70k | $2.4M | 0% | Mar 2026 |
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| Kennedy Capital Management | 66k | $2.2M | 2% | Mar 2026 |
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| Robeco Investment Management | 66k | $2.2M | 100% | Mar 2026 |
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| Campbell Newman Asset Management | 64k | $2.2M | 2% | Mar 2026 |
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| Ameriprise Financial | 62k | $2.1M | 6% | Mar 2026 |
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| Rhumbline Advisers | 60k | $2.0M | 3% | Mar 2026 |
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| Amundi | 58k | $2.0M | 26% | Mar 2026 |
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| Wells Fargo & Company | 58k | $2.0M | -83% | Mar 2026 |
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| California State Teachers Retirement System | 57k | $1.9M | 12% | Mar 2026 |
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| Janney Montgomery Scott | 57k | $1.9M | 23% | Mar 2026 |
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| Lazard Asset Management | 57k | $1.9M | 100% | Mar 2026 |
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| Cambridge Investment Research Advisors | 49k | $1.6M | 23% | Mar 2026 |
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| Rice Hall James & Associates | 47k | $1.6M | 0% | Mar 2026 |
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| Alliancebernstein | 44k | $1.3M | 13% | Mar 2026 |
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| Thomas Stevens, CFA" | 44k | $1.5M | 70% | Mar 2026 |
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| Toroso Investments | 43k | $1.5M | 79% | Mar 2026 |
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| HighTower Advisors | 43k | $1.5M | 313% | Mar 2026 |
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| Deutsche Bank Aktiengesellschaft | 43k | $1.5M | 11% | Mar 2026 |
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| Defiance ETFs | 42k | $1.4M | 100% | Mar 2026 |
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| Legato Capital Management | 40k | $1.4M | -1% | Mar 2026 |
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| Mirae Asset Global Etfs Holdings | 39k | $1.3M | 18% | Mar 2026 |
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| Russell Investments | 37k | $1.3M | 7% | Mar 2026 |
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| Verition Fund Management | 37k | $1.1M | -48% | Dec 2025 |
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| Merit Financial Group | 37k | $1.2M | -1% | Mar 2026 |
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| Engineers Gate Manager | 37k | $1.1M | -62% | Dec 2025 |
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| SG Americas Securities | 35k | $1.2M | -50% | Mar 2026 |
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| Natixis | 35k | $1.0M | 100% | Dec 2025 |
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| Kornitzer Capital Management | 35k | $1.2M | -3% | Mar 2026 |
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| Colony | 34k | $987k | 4% | Dec 2025 |
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| Hennion & Walsh Asset Management | 33k | $1.1M | 72% | Mar 2026 |
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| Branch Banking & Trust Company | 33k | $1.1M | 0% | Mar 2026 |
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| Royal Bank of Canada | 31k | $1.1M | -28% | Mar 2026 |
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| Quantum Private Wealth | 31k | $1.1M | 7% | Mar 2026 |
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| Journey Strategic Wealth | 31k | $1.1M | 18% | Mar 2026 |
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| Franklin Resources | 30k | $998k | -16% | Mar 2026 |
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| Vanguard Asset Management | 29k | $991k | 100% | Mar 2026 |
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| Tudor Investment Corporation | 28k | $958k | -90% | Mar 2026 |
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| Virtus ETF Advisers | 28k | $929k | 6% | Mar 2026 |
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| MetLife Investment Advisors | 25k | $731k | 0% | Dec 2025 |
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| Oppenheimer & Co | 25k | $856k | 100% | Mar 2026 |
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| Mariner Wealth Advisors | 25k | $851k | 22% | Mar 2026 |
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| Florida State Board of Administration | 24k | $821k | 0% | Mar 2026 |
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| Skyview Financial Group | 23k | $663k | 100% | Dec 2025 |
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| Verity Asset Management | 22k | $754k | 100% | Mar 2026 |
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| Zurcher Kantonalbank | 22k | $753k | -1% | Mar 2026 |
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| Globeflex Capital | 22k | $732k | 0% | Mar 2026 |
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| Dorsey & Whitney Trust Company | 22k | $732k | 0% | Mar 2026 |
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| Oxford Asset Management | 21k | $610k | 271% | Dec 2025 |
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| Manufacturers Life Insurance Company | 21k | $705k | 2% | Mar 2026 |
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| Nissay Asset Management Corp | 21k | $590k | 154% | Dec 2025 |
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| Round Rock Advisors | 20k | $689k | 90% | Mar 2026 |
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| Dark Forest Capital Management | 20k | $686k | 100% | Mar 2026 |
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| Henderson Group | 20k | $681k | -49% | Mar 2026 |
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| Vanguard Global Advisers | 20k | $660k | 100% | Mar 2026 |
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| Walleye Trading | 19k | $642k | -32% | Mar 2026 |
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| Assenagon Asset Management | 19k | $632k | 110% | Mar 2026 |
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| Intech Investment Management | 18k | $612k | -31% | Mar 2026 |
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| OTR - Nominee Name for The State Teachers Retirement Board of Ohio | 18k | $599k | -17% | Mar 2026 |
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| GoalVest Advisory | 17k | $589k | -3% | Mar 2026 |
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| F/M Investments | 17k | $579k | 27% | Mar 2026 |
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| Truvestments Capital | 17k | $571k | 9% | Mar 2026 |
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| TFC Financial Management | 17k | $567k | 0% | Mar 2026 |
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| Virginia Retirement System | 17k | $475k | 100% | Dec 2025 |
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| Advisory Services Network | 16k | $476k | -1% | Dec 2025 |
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| Traynor Capital Management | 16k | $465k | -2% | Dec 2025 |
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| PFG Investments | 16k | $536k | 100% | Mar 2026 |
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| Canada Pension Plan Investment Board | 15k | $515k | -30% | Mar 2026 |
|
| Universal- Beteiligungs- und Servicegesellschaft mbH | 15k | $512k | 7% | Mar 2026 |
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| Ing Investment Management | 14k | $482k | -1% | Mar 2026 |
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| Aviva | 14k | $478k | 100% | Mar 2026 |
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| Diversified Trust Company | 14k | $472k | 13% | Mar 2026 |
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| Entropy Technologies | 14k | $387k | 29% | Dec 2025 |
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| Quantinno Capital Management | 13k | $440k | 0% | Mar 2026 |
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| Mitsubishi UFJ Asset Management | 13k | $437k | -3% | Mar 2026 |
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| Integrated Quantitative Investments | 13k | $436k | 100% | Mar 2026 |
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| Police & Firemen's Retirement System of New Jersey | 13k | $429k | 11% | Mar 2026 |
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| Arizona State Retirement System | 12k | $420k | -1% | Mar 2026 |
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| Group One Trading | 12k | $416k | 304% | Mar 2026 |
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| Holocene Advisors | 12k | $411k | 100% | Mar 2026 |
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| Winton Capital | 11k | $381k | 20% | Mar 2026 |
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| State of Wisconsin Investment Board | 11k | $323k | 75% | Dec 2025 |
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| Advisor Group Holdings | 11k | $323k | -90% | Dec 2025 |
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| City Center Advisors | 11k | $376k | 48% | Mar 2026 |
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| ProShare Advisors | 11k | $371k | -6% | Mar 2026 |
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| Commonwealth Equity Services | 11k | $365k | 7% | Mar 2026 |
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| Credit Agricole | 11k | $364k | -49% | Mar 2026 |
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| ROI Financial Advisors | 11k | $363k | 6% | Mar 2026 |
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| Cetera Investment Advisers | 10k | $339k | -12% | Mar 2026 |
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| Walleye Trading Advisors | 9.5k | $321k | -91% | Mar 2026 |
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| Fund Advisors of America | 8.0k | $271k | -28% | Mar 2026 |
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| Headlands Technologies | 7.8k | $264k | -77% | Mar 2026 |
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| Axq Capital | 7.2k | $245k | -62% | Mar 2026 |
|
| GPS Wealth Strategies Group | 2.3k | $66k | -80% | Dec 2025 |
|
| Acadian Asset Management | 811.00 | $27k | -94% | Mar 2026 |
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Who sold out of American Superconductor?
| Fund or Company Name | Date Sold | Shares Held | Valued At |
|---|---|---|---|
| Atreides Management | Dec 2025 | 1.0M | $30M |
| Hanna Zanoni | Sep 2025 | 810k | $48M |
| Macquarie Group | Sep 2025 | 465k | $28M |
| Wellington Management Company | Sep 2025 | 399k | $24M |
| Y-Intercept | Dec 2025 | 120k | $3.5M |
| Jump Financial | Sep 2025 | 118k | $7.0M |
| Jpmorgan Chase & Co | Sep 2025 | 115k | $6.8M |
| GMT Capital Corp | Sep 2025 | 108k | $6.4M |
| Capital Fund Management | Dec 2025 | 94k | $2.7M |
| ExodusPoint Capital Management | Dec 2025 | 71k | $2.0M |
| Hrt Financial | Dec 2025 | 70k | $2.0M |
| Dynamic Technology Lab Private | Dec 2025 | 69k | $2.0M |
| Aquatic Capital Management | Dec 2025 | 61k | $1.8M |
| Campbell & Co. Investment Adviser | Dec 2025 | 60k | $1.7M |
| Principal Financial Group | Dec 2025 | 59k | $1.7M |
| Twinbeech Capital | Dec 2025 | 52k | $1.5M |
| Two Sigma Advisers | Dec 2025 | 47k | $1.4M |
| Freestone Grove Partners | Dec 2025 | 46k | $1.3M |
| Man Group | Dec 2025 | 36k | $1.0M |
| Schonfeld Strategic Advisors | Dec 2025 | 31k | $897k |
| Peak6 | Dec 2025 | 29k | $826k |
| Parallax Volatility Advisers | Dec 2025 | 28k | $792k |
| Voloridge Investment Management | Dec 2025 | 27k | $768k |
| Polen Capital Management | Dec 2025 | 24k | $678k |
| Alpine Woods Capital Investors | Dec 2025 | 23k | $663k |
| Teacher Retirement System Of Texas | Dec 2025 | 21k | $604k |
| Brian McDonald | Sep 2025 | 19k | $1.1M |
| Fox Run Management | Dec 2025 | 15k | $430k |
| Boothbay Fund Management | Dec 2025 | 14k | $403k |
| Skopos Labs | Dec 2025 | 14k | $405k |
| Neo Ivy Capital Management | Sep 2025 | 14k | $803k |
| Ieq Capital | Sep 2025 | 13k | $766k |
| Hsbc Holdings | Dec 2025 | 12k | $333k |