CIK 0000880807 · Large accelerated filer
AMERICAN SUPERCONDUCTOR CORP /DE/
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- AMSC
- Exchange
- Nasdaq
- Industry
- Motors & Generators
- FY end
- Mar 31
- Incorporated
- DE
- Entity type
- operating
- EIN
- 042959321
- Phone
- 9788423000
- Business address
- SIXTY FOUR JACKSON ROAD, DEVENS, MA, 01434
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $0
- in 0 filings
Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2025-04-03 | House Arthur H Director | Grant or award | +2,639 | 48,663 | ||
| 2025-04-03 | Dambier Laura A. Director | Grant or award | +2,639 | 15,876 | ||
| 2024-11-04 | Kosiba John W JR SVP, CFO & Treasurer | Sale | −50,000 | $28.28 | $1.4M | 356,136 |
| 2024-09-30 | McGahn Daniel P Chairman, President and CEO | Grant or award | +180,000 | 1,199,956 | ||
| 2024-09-26 | Kosiba John W JR SVP, CFO & Treasurer | Grant or award | +90,000 | 406,136 | ||
| 2024-06-11 | McGahn Daniel P Chairman, President and CEO | Sale 10b5-1 | −37,165 | $21.69 | $806K | 1,019,956 |
| 2024-06-11 | Kosiba John W JR SVP, CFO & Treasurer | Sale 10b5-1 | −32,000 | $21.68 | $694K | 316,136 |
| 2024-05-21 | Kosiba John W JR SVP, CFO & Treasurer | Sale 10b5-1 | −26,830 | $14.78 | $397K | 350,306 |
| 2024-05-21 | Kosiba John W JR SVP, CFO & Treasurer | Sale 10b5-1 | −2,170 | $15.30 | $33K | 348,136 |
| 2024-05-21 | McGahn Daniel P Chairman, President and CEO | Sale 10b5-1 | −18,939 | $14.78 | $280K | 1,058,741 |
| 2024-05-21 | McGahn Daniel P Chairman, President and CEO | Sale 10b5-1 | −1,620 | $15.30 | $25K | 1,057,121 |
| 2024-04-03 | Dambier Laura A. Director | Grant or award | +3,840 | 13,237 | ||
| 2024-04-03 | House Arthur H Director | Grant or award | +3,840 | 46,024 | ||
| 2024-04-03 | Klein Margaret D. Director | Grant or award | +3,840 | 13,237 | ||
| 2024-04-03 | Littlefield Barbara G. Director | Grant or award | +3,840 | 29,672 | ||
| 2024-04-03 | OLIVER DAVID R JR Director | Grant or award | +3,840 | 58,068 | ||
| 2023-06-22 | McGahn Daniel P Chairman, President and CEO | Sale 10b5-1 | −36,902 | $5.95 | $220K | 1,077,680 |
| 2023-06-22 | Kosiba John W JR SVP, CFO & Treasurer | Sale 10b5-1 | −29,878 | $5.95 | $178K | 377,136 |
| 2023-06-21 | McGahn Daniel P Chairman, President and CEO | Sale 10b5-1 | −73,802 | $6.14 | $453K | 1,114,582 |
| 2023-06-21 | Kosiba John W JR SVP, CFO & Treasurer | Sale 10b5-1 | −50,132 | $6.15 | $309K | 407,014 |
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