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AMERICAN SUPERCONDUCTOR CORP /DE/ AMSC
Nasdaq · stock · Motors & Generators · website · IPO 1991-12-12
AMERICAN SUPERCONDUCTOR CORP /DE/ institutional holders
| Investor | Shares | Value | % of company |
|---|---|---|---|
| BlackRock Finance, Inc. | 2,544,019 | $59.5M | 5.34% |
| CITADEL ADVISORS LLC | 429,628 | $17.8M | 0.9% |
| D. E. Shaw & Co., Inc. | 366,845 | $15.2M | 0.77% |
| AQR CAPITAL MANAGEMENT LLC | 194,477 | $8.1M | 0.41% |
| MILLENNIUM MANAGEMENT LLC | 100,762 | $4.2M | 0.21% |
| TWO SIGMA INVESTMENTS, LP | 96,740 | $4.0M | 0.2% |
| Point72 Asset Management, L.P. | 8,000 | $332,080 | 0.02% |
% of company = reported institutional shares ÷ shares outstanding. Based on the latest reports; not every holder reports every quarter.
Computed from company filings · US · as of 2026-03-31. Facts plus Stocktoria's own computed scores — not investment advice.