Stocktoria
AMERICAN SUPERCONDUCTOR CORP /DE/ AMSC
Nasdaq · XNAS · stock · Motors & Generators · website · IPO 1991-12-12
AMERICAN SUPERCONDUCTOR CORP /DE/ institutional holders (13F)
| Investor | Shares | Value |
|---|---|---|
| BlackRock Finance, Inc. | 2,544,019 | $59.5M |
| D. E. Shaw & Co., Inc. | 582,774 | $19.7M |
| CITADEL ADVISORS LLC | 471,613 | $16.0M |
| TWO SIGMA INVESTMENTS, LP | 185,716 | $6.3M |
| AQR CAPITAL MANAGEMENT LLC | 184,755 | $6.3M |
| Point72 Asset Management, L.P. | 133,800 | $4.5M |
| MILLENNIUM MANAGEMENT LLC | 101,576 | $3.4M |
Source: SEC EDGAR filings · CIK 0000880807 · as of 2026-03-31. Facts from filings plus Stocktoria's own computed scores — not investment advice.