American Superconductor Corp
AMSC- Exchange
- Nasdaq
- Industry
- Motors & Generators
- SEC CIK
- 0000880807
No open-market purchases or sales by American Superconductor Corp insiders were filed in the last 90 days; 277 institutions reported holding it in 13F filings for Q2 2026, worth $1.47B in total; no superinvestor holds it.
Q1 2024 vs. Q4 2023
How the institutions holding American Superconductor Corp changed between Q4 2023 and Q1 2024.
All holders in Q1 2024All holders in Q4 2023
| Measure | Q4 2023 | Q1 2024 | Change |
|---|---|---|---|
| Holders | 99 | 128 | +29 |
| Shares | 16.0M | 23.1M | +7.05M (+43.9%) |
| Value | $178.8M | $312.0M | +$133.3M (+74.5%) |
New holders (43)
Institutions that held American Superconductor Corp at the end of Q1 2024 but not at the end of Q4 2023.
Sold out (14)
Institutions that held American Superconductor Corp at the end of Q4 2023 and filed for Q1 2024 without it.
| Institution | Shares, Q4 2023 | Value, Q4 2023 |
|---|---|---|
| Marshall Wace, LLP | 105,909 | $1.18M |
| Gsa Capital Partners LLP | 57,784 | $644.0K |
| Cetera Advisors LLC | 41,021 | $457.0K |
| 683 Capital Management, LLC | 23,650 | $263.5K |
| XTX Topco Ltd | 17,289 | $192.6K |
| Raymond James Financial Services Advisors, Inc. | 11,845 | $132.0K |
| Mirabella Financial Services LLP | 11,180 | $124.5K |
| AJOVista, LLC | 6,221 | $69.3K |
| Cutler Group LP | 3,306 | $36.0K |
| Psagot Value Holdings Ltd. / (Israel) | 2,917 | $33.0K |
| M&R Capital Management Inc | 2,000 | $22.3K |
| US Bancorp | 128 | $1.43K |
| Advisory Services Network, LLC | 10 | $111 |
| Creative Planning | 550 | – |