false
0001002910
0001002910
2025-10-02
2025-10-02
iso4217:USD
xbrli:shares
iso4217:USD
xbrli:shares
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 8-K
CURRENT REPORT
Pursuant to Section 13 or 15(d) of the
Securities Exchange Act of 1934
Date of report (Date of earliest event reported): October 2, 2025
AMEREN CORPORATION
(Exact Name of Registrant as Specified
in Charter)
| Missouri |
1-14756 |
43-1723446 |
(State or other jurisdiction of
incorporation) |
(Commission
File Number) |
(IRS Employer Identification
Number) |
1901 Chouteau Avenue, St. Louis, Missouri 63103
(Address of principal executive offices and
Zip Code)
Registrant’s telephone number, including
area code: (314) 621-3222
Check the appropriate box below if the Form 8-K filing is intended
to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
¨ Written
communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
¨ Soliciting
material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
¨
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
¨
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Securities registered pursuant to Section 12(b) of the Act:
Title
of each class |
Trading
Symbol(s) |
Name
of each exchange on which registered |
|
Common
Stock, $0.01 par value per share |
AEE |
New
York Stock Exchange |
Indicate by check mark whether the registrant is an emerging growth
company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange
Act of 1934 (§240.12b-2 of this chapter). ¨
If an emerging growth company, indicate by check mark if the registrant
has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant
to Section 13(a) of the Exchange Act. ¨
ITEM 5.02 Departure of Directors or Certain Officers; Election of
Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.
On and
effective October 2, 2025 (the "Effective Date"), Mark C. Birk informed Ameren Corporation (the "Company") of his decision
to retire from his position as Chairman and President of Union Electric Company, doing business as Ameren Missouri ("Ameren
Missouri"), and from each other position he holds with subsidiaries of the Company.
As of the Effective Date, Michael
L. Moehn, who currently serves as the Company's Senior Executive Vice President and Chief Financial Officer, has been elected to the
additional position of Interim Chairman and President of Ameren Missouri. Mr. Moehn has served as the Company's Chief Financial Officer
since 2019 and previously served as Chairman and President of Ameren Missouri from 2014 to 2019.
SIGNATURES
Pursuant to the requirements of the Securities
Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
| |
AMEREN CORPORATION |
| |
(Registrant) |
| |
|
|
| |
By: |
/s/ Stephen C. Lee |
| |
Name: |
Stephen C. Lee |
| |
Title: |
Vice President, Interim General Counsel and Secretary |
Date: October 3, 2025
