AMERICAN SUPERCONDUCTOR CORP's ticker is AMSC and the CUSIP is 030111207. A total of 111 filers reported holding AMERICAN SUPERCONDUCTOR CORP in Q4 2020. The put-call ratio across all filers is 0.91 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2021 | $8,722,000 | -20.8% | 460,000 | -2.1% | 0.74% | -35.3% |
| Q4 2020 | $11,007,000 | +120.3% | 470,000 | +36.2% | 1.14% | +88.9% |
| Q3 2020 | $4,996,000 | +78.1% | 345,000 | 0.0% | 0.60% | +36.0% |
| Q2 2020 | $2,805,000 | +48.3% | 345,000 | 0.0% | 0.44% | -1.6% |
| Q1 2020 | $1,891,000 | -10.8% | 345,000 | +27.8% | 0.45% | +46.9% |
| Q4 2019 | $2,120,000 | -39.9% | 270,000 | -40.0% | 0.31% | -44.4% |
| Q3 2019 | $3,528,000 | -24.0% | 450,000 | -10.0% | 0.55% | +3.8% |
| Q2 2019 | $4,640,000 | -54.6% | 500,000 | -37.0% | 0.53% | -58.8% |
| Q1 2019 | $10,211,000 | +68.3% | 794,044 | +46.0% | 1.29% | +3.5% |
| Q4 2018 | $6,066,000 | +60.4% | 544,044 | 0.0% | 1.25% | +164.5% |
| Q3 2018 | $3,781,000 | -0.7% | 544,044 | 0.0% | 0.47% | -1.7% |
| Q2 2018 | $3,808,000 | +20.3% | 544,044 | 0.0% | 0.48% | +3.7% |
| Q1 2018 | $3,166,000 | +60.3% | 544,044 | 0.0% | 0.46% | +19.4% |
| Q4 2017 | $1,975,000 | -20.0% | 544,044 | 0.0% | 0.39% | -23.8% |
| Q3 2017 | $2,470,000 | -1.7% | 544,044 | 0.0% | 0.51% | -6.4% |
| Q2 2017 | $2,513,000 | – | 544,044 | – | 0.54% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| AWM Investment Company, Inc. | 1,854,241 | $13,999,520 | 2.07% |
| CM Management, LLC | 200,000 | $1,510,000 | 1.60% |
| ESSEX INVESTMENT MANAGEMENT CO LLC | 700,833 | $5,291,289 | 0.86% |
| EAM Investors, LLC | 156,157 | $1,178,985 | 0.23% |
| Legato Capital Management LLC | 89,667 | $676,986 | 0.10% |
| ROYCE & ASSOCIATES LP | 1,246,260 | $9,409,263 | 0.10% |
| Joule Financial, LLC | 22,046 | $166,447 | 0.08% |
| GSA CAPITAL PARTNERS LLP | 118,875 | $898 | 0.08% |
| ArrowMark Colorado Holdings LLC | 381,432 | $2,879,812 | 0.04% |
| Trexquant Investment LP | 170,880 | $1,290,144 | 0.03% |