MARK C. BIRK - 28 Feb 2022 Form 4 Insider Report for AMEREN CORP (AEE)

Role: Chmn & President of Subsidiary
Signature: Jonathan T. Shade, Asst. Secy. for Ameren Corporation, attorney-in-fact for Mark C. Birk
Issuer symbol: AEE
Transactions as of: 28 Feb 2022
Net transactions value: -$248,739
Form type: 4
Filing time: 02 Mar 2022, 15:27:53 UTC
Previous filing: 14 Feb 2022
Next filing: 06 Jun 2022
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	AEE	Common Stock, $.01 Par Value	Tax liability	$248,739	-2,894	-3.3%	$85.95	84,491	28 Feb 2022	Direct	F2
holding	AEE	Common Stock, $.01 Par Value						1,316	28 Feb 2022	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 February 28, 2022.
F2	Shares withheld by the issuer to satisfy tax withholding obligations arising in connection with the vesting of performance share units and restricted stock units.