4
Changes in Ownership
AMERICAN SUPERCONDUCTOR CORP /DE/ Filed Acc 0001209191-10-054565
10% owner bought 300,000 shares at $35.50 ($10,650,000)
From the SEC's structured data for this filing
Trades in this filing
| Insider | Date | Transaction | Shares | Price | Value | Owned after | D/I |
|---|---|---|---|---|---|---|---|
| DOUGLAS KEVIN 10% owner | 2010-11-11 | Purchase | +120,000 | $35.50 | $4,260,000 | 2,629,328 | D |
| DOUGLAS KEVIN 10% owner | 2010-11-11 | Purchase | +99,000 | $35.50 | $3,514,500 | 1,846,930 | I |
| DOUGLAS KEVIN 10% owner | 2010-11-11 | Purchase | +51,000 | $35.50 | $1,810,500 | 1,014,232 | I |
| DOUGLAS KEVIN 10% owner | 2010-11-11 | Purchase | +30,000 | $35.50 | $1,065,000 | 612,010 | I |
| Open-market purchases · 300,000 sh · avg $35.50 · $10,650,000 | |||||||
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