AMEREN CORP·4

Jan 20, 12:33 PM ET

VOSS THOMAS R 4

4 · AMEREN CORP · Filed Jan 20, 2011

Insider Transaction Report

Form 4
Period: 2011-01-18
VOSS THOMAS R
Exec. VP & COO
Transactions
  • Exercise/Conversion

    Common Stock, $.01 Par Value

    2011-01-18+3,34836,933 total
  • Tax Payment

    Common Stock, $.01 Par Value

    2011-01-18$28.19/sh2,165$61,03133,585 total
  • Exercise/Conversion

    Peformance Units

    2011-01-185,5135,475 total
    Exp: 2010-12-31Common Stock (5,513 underlying)
Holdings
  • Common Stock, $.01 Par Value

    (indirect: By ESOP)
    3,189
  • Common Stock, $.01 Par Value

    (indirect: By 401(k))
    4,849
Footnotes (5)
  • [F1]Amount includes a total of 307 shares acquired monthly from January through December 2010 at prices ranging from $24.00 to $29.60 per share.
  • [F2]Amount includes a total of 175 shares acquired during the first through fourth quarters of 2010 through reinvested dividends at prices ranging from $24.00 to $28.45 per share.
  • [F3]Sold to cover Mr. Voss's tax liability for acquiring performance shares that have vested.
  • [F4]Amount includes a total of 1,181 shares acquired during the first through fourth quarters of 2010 through reinvested dividends at prices ranging from $24.00 to $28.45 per share.
  • [F5]Each performance unit represents a contingent right to receive one share of Ameren common stock. The performance units vest after a two year holding period.

Documents

1 file
  • 4
    edgar.xmlPrimary

    PRIMARY DOCUMENT