AMERICAN SUPERCONDUCTOR CORP's ticker is AMSC and the CUSIP is 030111207. A total of 60 filers reported holding AMERICAN SUPERCONDUCTOR CORP in Q4 2017. The put-call ratio across all filers is 1.87 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2020 | $2,000 | +100.0% | 70 | 0.0% | 0.00% | – |
| Q3 2020 | $1,000 | 0.0% | 70 | 0.0% | 0.00% | – |
| Q2 2020 | $1,000 | – | 70 | 0.0% | 0.00% | – |
| Q1 2020 | $0 | – | 70 | 0.0% | 0.00% | – |
| Q4 2019 | $0 | -100.0% | 70 | 0.0% | 0.00% | – |
| Q3 2019 | $1,000 | – | 70 | 0.0% | 0.00% | – |
| Q2 2019 | $0 | -100.0% | 70 | 0.0% | 0.00% | – |
| Q1 2019 | $1,000 | 0.0% | 70 | 0.0% | 0.00% | – |
| Q4 2018 | $1,000 | – | 70 | 0.0% | 0.00% | – |
| Q3 2018 | $0 | – | 70 | 0.0% | 0.00% | – |
| Q2 2018 | $0 | – | 70 | 0.0% | 0.00% | – |
| Q1 2018 | $0 | – | 70 | +100.0% | 0.00% | – |
| Q4 2017 | $0 | – | 35 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| AWM Investment Company, Inc. | 1,377,838 | $8,777,000 | 1.73% |
| Longbow Capital Partners, L.P. | 44,538 | $284,000 | 0.56% |
| IRONWOOD INVESTMENT MANAGEMENT LLC | 25,052 | $160,000 | 0.07% |
| PRELUDE CAPITAL MANAGEMENT, LLC | 30,448 | $194,000 | 0.03% |
| FineMark National Bank & Trust | 5,000 | $32,000 | 0.00% |
| Renaissance Technologies | 288,688 | $1,839,000 | 0.00% |
| Tower Research Capital LLC (TRC) | 1,933 | $13,000 | 0.00% |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 13,880 | $88,000 | 0.00% |
| Walleye Trading LLC | 19,115 | $122,000 | 0.00% |
| Connor, Clark & Lunn Investment Management Ltd. | 14,205 | $90,000 | 0.00% |