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 |
|---|---|---|---|---|---|---|
| 2011-05-15 | DiCecco Susan J VP, Corporate Administration | Shares withheld for taxes | −1,838 | $11.36 | $21K | 22,507 |
| 2011-05-13 | HENRY DAVID A SVP, CFO & Treasurer | Sale | −11,600 | $11.49 | $133K | 57,950 |
| 2011-05-12 | McGahn Daniel P President and COO | Sale | −900 | $11.56 | $10K | 70,990 |
| 2011-04-06 | DOUGLAS KEVIN 10% owner | Purchase | +1,200,000 | $14.27 | $17.1M | 3,192,664 |
| 2011-04-06 | DOUGLAS KEVIN 10% owner | Purchase | +990,000 | $14.27 | $14.1M | 3,396,280 |
| 2011-04-06 | DOUGLAS KEVIN 10% owner | Purchase | +510,000 | $14.27 | $7.3M | 1,812,382 |
| 2011-04-06 | DOUGLAS KEVIN 10% owner | Purchase | +300,000 | $14.27 | $4.3M | 1,081,510 |
| 2011-04-05 | DOUGLAS KEVIN 10% owner | Purchase | +80,000 | $24.91 | $2.0M | 1,992,664 |
| 2011-04-05 | DOUGLAS KEVIN 10% owner | Purchase | +66,000 | $24.91 | $1.6M | 2,406,280 |
| 2011-04-05 | DOUGLAS KEVIN 10% owner | Purchase | +34,000 | $24.91 | $847K | 1,302,382 |
| 2011-04-05 | DOUGLAS KEVIN 10% owner | Purchase | +20,000 | $24.91 | $498K | 781,510 |
| 2011-04-04 | DOUGLAS KEVIN 10% owner | Purchase | +38,000 | $24.67 | $937K | 1,912,664 |
| 2011-04-04 | DOUGLAS KEVIN 10% owner | Purchase | +31,350 | $24.67 | $773K | 2,340,280 |
| 2011-04-04 | DOUGLAS KEVIN 10% owner | Purchase | +16,150 | $24.67 | $398K | 1,268,382 |
| 2011-04-04 | DOUGLAS KEVIN 10% owner | Purchase | +9,500 | $24.67 | $234K | 761,510 |
| 2011-03-23 | DOUGLAS KEVIN 10% owner | Purchase | +48,800 | $23.35 | $1.1M | 1,874,664 |
| 2011-03-23 | DOUGLAS KEVIN 10% owner | Purchase | +40,260 | $23.35 | $940K | 2,308,930 |
| 2011-03-23 | DOUGLAS KEVIN 10% owner | Purchase | +20,740 | $23.35 | $484K | 1,252,232 |
| 2011-03-23 | DOUGLAS KEVIN 10% owner | Purchase | +12,200 | $23.35 | $285K | 752,010 |
| 2011-03-22 | DOUGLAS KEVIN 10% owner | Purchase | +40,000 | $23.41 | $936K | 1,825,864 |
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