4
Changes in Ownership
AMERICAN SUPERCONDUCTOR CORP /DE/ Filed Acc 0001140361-11-017047
10% owner bought 300,000 shares at $23.34 ($7,002,000)
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 | 2011-03-14 | Purchase | +120,000 | $23.34 | $2,800,800 | 1,634,664 | D |
| DOUGLAS KEVIN 10% owner | 2011-03-14 | Purchase | +99,000 | $23.34 | $2,310,660 | 2,110,930 | I |
| DOUGLAS KEVIN 10% owner | 2011-03-14 | Purchase | +51,000 | $23.34 | $1,190,340 | 1,150,232 | I |
| DOUGLAS KEVIN 10% owner | 2011-03-14 | Purchase | +30,000 | $23.34 | $700,200 | 692,010 | I |
| Open-market purchases · 300,000 sh · avg $23.34 · $7,002,000 | |||||||
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