David Matthew Feinberg - 05 Feb 2026 Form 4 Insider Report for AMEREN CORP (AEE)

Role: EVP, GC & Secretary
Signature: Jonathan T. Shade, Deputy Corp. Secy. for Ameren Corporation, attorney-in-fact for David M. Feinberg
Issuer symbol: AEE
Transactions as of: 05 Feb 2026
Net transactions value: $0
Form type: 4
Filing time: 09 Feb 2026, 20:41:38 UTC
Previous filing: 17 Nov 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Feinberg David Matthew	EVP, GC & Secretary	1901 CHOUTEAU AVENUE, ST LOUIS	Jonathan T. Shade, Deputy Corp. Secy. for Ameren Corporation, attorney-in-fact for David M. Feinberg	09 Feb 2026	0001377787

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	AEE	Common Stock, $.01 Par Value	Award	$0	+4,449	+117%	$0.000000	8,260	05 Feb 2026	Direct	F2
holding	AEE	Common Stock, $.01 Par Value						9	05 Feb 2026	By 401(k)	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Represents the estimated number of share equivalents held by the reporting person in the unitized stock fund included in the Ameren Corporation Savings Investment Plan as of January 31, 2026.
F2	Amount includes 27 accrued dividend equivalents acquired during the fourth quarter of 2025 pursuant to a dividend reinvestment feature of restricted stock units granted under the issuer's 2022 Omnibus Incentive Compensation Plan.