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 | 3.8M | $108M | 3% | Dec 2025 |
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| Vanguard Group | 3.5M | $102M | 20% | Dec 2025 |
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| Baillie Gifford & Co | 1.5M | $43M | 6% | Dec 2025 |
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| Driehaus Capital Management | 1.2M | $72M | 45% | Sep 2025 |
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| State Street Corporation | 1.2M | $34M | 5% | Dec 2025 |
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| Geode Capital Management | 1.1M | $31M | 2% | Dec 2025 |
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| Atreides Management | 1.0M | $30M | 35% | Dec 2025 |
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| Nuveen | 961k | $28M | 16% | Dec 2025 |
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| D. E. Shaw & Co | 846k | $50M | 494% | Sep 2025 |
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| Goldman Sachs Group | 782k | $23M | -33% | Dec 2025 |
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| Emerald Advisers | 758k | $22M | 45% | Dec 2025 |
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| AWM Investment Company | 754k | $22M | 1% | Dec 2025 |
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| UBS Group | 745k | $21M | 284% | Dec 2025 |
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| Arrowstreet Capital, Limited Partnership | 683k | $20M | -10% | Dec 2025 |
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| First Trust Advisors | 683k | $20M | 49% | Dec 2025 |
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| Oberweis Asset Management | 666k | $40M | 0% | Sep 2025 |
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| Telemark Asset Management | 620k | $18M | -10% | Dec 2025 |
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| Qube Research & Technologies | 599k | $17M | 133% | Dec 2025 |
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| Susquehanna International | 562k | $16M | -6% | Dec 2025 |
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| Dimensional Fund Advisors | 540k | $16M | 15% | Dec 2025 |
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| Emerald Mutual Fund Advisers, Trust | 435k | $13M | 41% | Dec 2025 |
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| Wellington Management Company | 399k | $24M | -7% | Sep 2025 |
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| Citadel Advisors | 393k | $23M | -65% | Sep 2025 |
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| Charles Schwab Investment Management | 388k | $11M | 0% | Dec 2025 |
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| Royce & Associates | 387k | $11M | 8% | Dec 2025 |
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| Invesco | 386k | $11M | 35% | Dec 2025 |
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| Jane Street | 374k | $11M | 25% | Dec 2025 |
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| Northern Trust | 361k | $10M | -8% | Dec 2025 |
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| Wells Fargo & Company | 344k | $9.9M | 58% | Dec 2025 |
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| Algert Coldiron Investors | 288k | $17M | 40% | Sep 2025 |
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| Legal & General Group | 278k | $8.0M | 7% | Dec 2025 |
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| Wolverine Trading | 274k | $17M | 100% | Sep 2025 |
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| PanAgora Asset Management | 255k | $7.3M | 26% | Dec 2025 |
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| Tudor Investment Corporation | 230k | $14M | -21% | Sep 2025 |
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| Essex Investment Management | 215k | $6.2M | -12% | Dec 2025 |
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| Allspring Global Investments Holdings | 205k | $6.5M | 3% | Dec 2025 |
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| Stephens Investment Management Group | 174k | $5.0M | 157% | Dec 2025 |
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| AQR Capital Management | 169k | $10M | 0% | Sep 2025 |
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| Palisades Investment Partners | 144k | $4.2M | 2% | Dec 2025 |
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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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| Bank of New York Mellon | 137k | $3.9M | 3% | Dec 2025 |
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| Baird Financial | 135k | $3.9M | 67% | Dec 2025 |
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| Axiom International Investors | 134k | $3.9M | -49% | Dec 2025 |
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| Millennium Management | 123k | $7.3M | -51% | Sep 2025 |
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| Two Sigma Investments | 122k | $7.2M | -1% | Sep 2025 |
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| Y-Intercept | 120k | $3.5M | 100% | Dec 2025 |
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| Jpmorgan Chase & Co | 115k | $6.8M | 100% | Sep 2025 |
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| Point72 Asset Management | 111k | $3.2M | 233% | Dec 2025 |
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| Arrowpoint Asset Management | 110k | $6.6M | -29% | Sep 2025 |
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| Walleye Trading Advisors | 106k | $3.0M | 130% | Dec 2025 |
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| FMR | 101k | $6.0M | 1254% | Sep 2025 |
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| Capital Fund Management | 93k | $5.5M | -47% | Sep 2025 |
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| Swiss National Bank | 89k | $2.6M | 5% | Dec 2025 |
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| Cubist Systematic Strategies | 84k | $5.0M | 203% | Sep 2025 |
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| Bnp Paribas Arbitrage, Snc | 83k | $2.4M | 31% | Dec 2025 |
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| Sei Investments | 79k | $2.3M | 19% | Dec 2025 |
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| Ubs Global Asset Management Americas | 77k | $2.2M | -7% | Dec 2025 |
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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 | 71k | $2.0M | -2% | Dec 2025 |
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| SG Americas Securities | 71k | $2.0M | 123% | Dec 2025 |
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| ExodusPoint Capital Management | 71k | $2.0M | 100% | Dec 2025 |
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| New York State Common Retirement Fund | 70k | $2.0M | 2% | Dec 2025 |
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| Hrt Financial | 70k | $2.0M | 1026% | Dec 2025 |
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| Dynamic Technology Lab Private | 69k | $2.0M | 100% | Dec 2025 |
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| Kennedy Capital Management | 65k | $1.9M | 0% | Dec 2025 |
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| Campbell Newman Asset Management | 63k | $1.8M | -3% | Dec 2025 |
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| ALPS Advisors | 62k | $1.8M | -6% | Dec 2025 |
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| Aquatic Capital Management | 61k | $1.8M | 14% | Dec 2025 |
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| Campbell & Co. Investment Adviser | 60k | $1.7M | 100% | Dec 2025 |
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| Ameriprise Financial | 59k | $1.7M | 210% | Dec 2025 |
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| Principal Financial Group | 59k | $1.7M | 50% | Dec 2025 |
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| Rhumbline Advisers | 58k | $1.7M | -18% | Dec 2025 |
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| Twinbeech Capital | 52k | $1.5M | 100% | Dec 2025 |
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| California State Teachers Retirement System | 51k | $1.5M | 0% | Dec 2025 |
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| Rice Hall James & Associates | 47k | $1.4M | -22% | Dec 2025 |
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| Janney Montgomery Scott | 46k | $1.3M | 1% | Dec 2025 |
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| Amundi | 46k | $1.3M | 11% | Dec 2025 |
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| Freestone Grove Partners | 46k | $1.3M | 100% | Dec 2025 |
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| Royal Bank of Canada | 43k | $2.6M | 38% | Sep 2025 |
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| Legato Capital Management | 41k | $1.2M | -31% | Dec 2025 |
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| Mackenzie Financial | 40k | $1.2M | 17% | Dec 2025 |
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| LPL Financial | 40k | $1.2M | -18% | Dec 2025 |
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| Cambridge Investment Research Advisors | 40k | $1.1M | 13% | Dec 2025 |
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| Henderson Group | 39k | $2.3M | 100% | Sep 2025 |
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| Alliancebernstein | 39k | $2.3M | 10% | Sep 2025 |
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| Deutsche Bank Aktiengesellschaft | 39k | $1.1M | 7% | Dec 2025 |
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| Merit Financial Group | 37k | $1.1M | 17% | Dec 2025 |
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| Verition Fund Management | 37k | $1.1M | -48% | Dec 2025 |
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| Engineers Gate Manager | 37k | $1.1M | -62% | Dec 2025 |
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| Kornitzer Capital Management | 36k | $1.0M | 10% | Dec 2025 |
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| Man Group | 36k | $1.0M | 124% | Dec 2025 |
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| Natixis | 35k | $1.0M | 100% | Dec 2025 |
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| Franklin Resources | 35k | $1.0M | 13085% | Dec 2025 |
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| Russell Investments | 35k | $1.0M | 57% | Dec 2025 |
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| Headlands Technologies | 34k | $987k | 100% | Dec 2025 |
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| Colony | 34k | $987k | 4% | Dec 2025 |
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| Mirae Asset Global Etfs Holdings | 33k | $944k | 9% | Dec 2025 |
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| Branch Banking & Trust Company | 33k | $941k | 28% | Dec 2025 |
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| Schonfeld Strategic Advisors | 31k | $897k | 93% | Dec 2025 |
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| Quantum Private Wealth | 29k | $841k | 0% | Dec 2025 |
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| Peak6 | 29k | $826k | -83% | Dec 2025 |
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| Walleye Trading | 28k | $797k | 24% | Dec 2025 |
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| Parallax Volatility Advisers | 28k | $792k | 0% | Dec 2025 |
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| Voloridge Investment Management | 27k | $768k | -84% | Dec 2025 |
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| Journey Strategic Wealth | 26k | $760k | 100% | Dec 2025 |
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| Intech Investment Management | 26k | $751k | 30% | Dec 2025 |
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| Virtus ETF Advisers | 26k | $748k | 0% | Dec 2025 |
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| Thomas Stevens, CFA" | 26k | $1.5M | 0% | Dec 2025 |
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| MetLife Investment Advisors | 25k | $731k | 0% | Dec 2025 |
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| Florida State Board of Administration | 24k | $698k | 0% | Dec 2025 |
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| Toroso Investments | 24k | $696k | 306% | Dec 2025 |
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| Polen Capital Management | 24k | $678k | -50% | Dec 2025 |
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| Skyview Financial Group | 23k | $663k | 100% | Dec 2025 |
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| Alpine Woods Capital Investors | 23k | $663k | 100% | Dec 2025 |
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| Zurcher Kantonalbank | 22k | $644k | 26% | Dec 2025 |
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| Globeflex Capital | 22k | $623k | 100% | Dec 2025 |
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| Dorsey & Whitney Trust Company | 22k | $622k | 0% | Dec 2025 |
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| Credit Agricole | 22k | $1.3M | 100% | Sep 2025 |
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| OTR - Nominee Name for The State Teachers Retirement Board of Ohio | 21k | $610k | 29% | Dec 2025 |
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| Oxford Asset Management | 21k | $610k | 271% | Dec 2025 |
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| Teacher Retirement System Of Texas | 21k | $604k | 60% | Dec 2025 |
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| Mariner Wealth Advisors | 21k | $592k | 55% | Dec 2025 |
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| Nissay Asset Management Corp | 21k | $590k | 154% | Dec 2025 |
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| Manufacturers Life Insurance Company | 20k | $588k | -10% | Dec 2025 |
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| Hennion & Walsh Asset Management | 19k | $557k | -2% | Dec 2025 |
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| Axq Capital | 19k | $545k | 147% | Dec 2025 |
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| GoalVest Advisory | 18k | $515k | -3% | Dec 2025 |
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| TFC Financial Management | 17k | $482k | -1% | Dec 2025 |
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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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| Truvestments Capital | 16k | $445k | 14% | Dec 2025 |
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| Fox Run Management | 15k | $430k | -21% | Dec 2025 |
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| Two Sigma Advisers | 14k | $855k | 100% | Sep 2025 |
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| Ing Investment Management | 14k | $413k | 1% | Dec 2025 |
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| Universal- Beteiligungs- und Servicegesellschaft mbH | 14k | $408k | -82% | Dec 2025 |
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| Acadian Asset Management | 14k | $402k | 782% | Dec 2025 |
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| Boothbay Fund Management | 14k | $403k | 100% | Dec 2025 |
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| Skopos Labs | 14k | $405k | 100% | Dec 2025 |
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| F/M Investments | 14k | $388k | 100% | Dec 2025 |
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| Entropy Technologies | 14k | $387k | 29% | Dec 2025 |
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| Mitsubishi UFJ Asset Management | 13k | $419k | 12% | Dec 2025 |
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| Quantinno Capital Management | 13k | $373k | 133% | Dec 2025 |
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| Arizona State Retirement System | 13k | $360k | -3% | Dec 2025 |
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| Diversified Trust Company | 12k | $354k | 30% | Dec 2025 |
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| ProShare Advisors | 12k | $335k | 35% | Dec 2025 |
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| Police & Firemen's Retirement System of New Jersey | 11k | $329k | -5% | Dec 2025 |
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| Cetera Investment Advisers | 11k | $329k | -84% | Dec 2025 |
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| Advisor Group Holdings | 11k | $323k | -90% | Dec 2025 |
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| Commonwealth Equity Services | 10k | $291k | -27% | Dec 2025 |
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| Hsbc Holdings | 9.0k | $532k | -61% | Sep 2025 |
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| Group One Trading | 3.0k | $88k | -94% | Dec 2025 |
|
| GPS Wealth Strategies Group | 2.3k | $66k | -80% | Dec 2025 |
|
Who sold out of American Superconductor?
| Fund or Company Name | Date Sold | Shares Held | Valued At |
|---|---|---|---|
| Hanna Zanoni | Sep 2025 | 810k | $48M |
| Macquarie Group | Sep 2025 | 465k | $28M |
| CastleArk Management | Sep 2025 | 136k | $8.1M |
| Next Century Growth Investors | Sep 2025 | 128k | $7.6M |
| AH Lisanti Capital Growth | Sep 2025 | 118k | $7.0M |
| Jump Financial | Sep 2025 | 118k | $7.0M |
| GMT Capital Corp | Sep 2025 | 108k | $6.4M |
| Prudential Financial | Sep 2025 | 107k | $6.4M |
| Ghisallo Capital Management | Sep 2025 | 100k | $5.9M |
| Meridian Wealth Management | Sep 2025 | 91k | $5.4M |
| Andrew Hill Investment Advisors | Sep 2025 | 89k | $5.3M |
| Eudaimonia Asset Management | Sep 2025 | 84k | $4.9M |
| Balyasny Asset Management | Jun 2025 | 75k | $2.8M |
| Penserra Capital Management | Sep 2025 | 58k | $3.4M |
| Private Advisor | Sep 2025 | 38k | $2.2M |
| HWG Holdings | Sep 2025 | 36k | $2.1M |
| Quantbot Technologies | Sep 2025 | 27k | $1.6M |
| IMC-Chicago | Sep 2025 | 25k | $1.5M |
| Dark Forest Capital Management | Sep 2025 | 24k | $1.4M |
| Oppenheimer & Co | Sep 2025 | 20k | $1.2M |
| Brian McDonald | Sep 2025 | 19k | $1.1M |
| GSA Capital Partners | Sep 2025 | 16k | $938k |
| Neo Ivy Capital Management | Sep 2025 | 14k | $803k |
| Ieq Capital | Sep 2025 | 13k | $766k |
| Squarepoint Ops | Sep 2025 | 12k | $694k |