On February 20, 2013, Ameren Corporation ("Ameren") issued a press release announcing its earnings for the fourth quarter and fiscal year ended December 31, 2012, and providing 2013 earnings guidance. The press release is attached as Exhibit 99.1 and is incorporated herein by reference. The information furnished pursuant to this Item 2.02, including Exhibit 99.1, shall not be deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934 (the "Exchange Act") or otherwise subject to the liabilities under that
Section and shall not be deemed to be incorporated by reference into any filing of Ameren under the Securities Act of 1933 or the Exchange Act.

In its press release dated February 20, 2013, Ameren disclosed the following unaudited consolidated financial statements: Statement of Income for the three months and twelve months ended December 31, 2012 and December 31, 2011, Balance Sheet at December 31, 2012 and December 31, 2011, and Statement of Cash Flows for the twelve months ended December 31, 2012 and December 31, 2011. The foregoing consolidated financial statements are attached as Exhibit 99.2 and Ameren hereby incorporates such consolidated financial statements into this Item 8.01 of this Current Report on Form 8-K.

(d) Exhibits

Exhibit Number:           Title:

99.1*                     Press release regarding earnings for the year and quarter
                          ended December 31, 2012, and providing 2013 earnings
                          guidance, issued on February 20, 2013, by Ameren.

99.2                      Ameren's unaudited consolidated Statement of Income for
                          the three months and twelve months ended December 31, 2012
                          and December 31, 2011, Balance Sheet at December 31, 2012
                          and December 31, 2011, and Statement of Cash Flows for the
                          twelve months ended December 31, 2012 and December 31,
                          2011.

* Exhibit 99.1 is intended to be deemed furnished rather than filed pursuant to General Instruction B.2. of Form 8-K.