BIRDSONG JERRE E 4
4 · AMEREN CORP · Filed Mar 2, 2010
Insider Transaction Report
Form 4
AMEREN CORPAEE
BIRDSONG JERRE E
Vice President and Treasurer
Transactions
- Tax Payment
Common Stock, $.01 Par Value
2010-03-01$24.71/sh−302$7,462→ 11,357 total
Holdings
- 3,664
Performance Units
→ Common Stock (3,664 underlying) - 1,866(indirect: By 401(k))
Common Stock, $.01 Par Value
Footnotes (1)
- [F1]Each performance unit represents a contingent right to receive one share of Ameren common stock. The performance units vest after a two year hold period.