4/A
Changes in Ownership
AMERICAN SUPERCONDUCTOR CORP /DE/ Filed Acc 0001209191-10-062237
10% owner bought 54,000 shares at $28.87 ($1,558,980)
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 | 2010-12-17 | Purchase | +34,000 | $28.87 | $981,580 | 1,048,232 | I |
| DOUGLAS KEVIN 10% owner | 2010-12-17 | Purchase | +20,000 | $28.87 | $577,400 | 632,010 | I |
| Open-market purchases · 54,000 sh · avg $28.87 · $1,558,980 | |||||||
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