Mark C. Lindgren - 28 Feb 2023 Form 4 Insider Report for AMEREN CORP (AEE)

Role: EVP & Chief HR Officer of Sub
Signature: Jonathan T. Shade, Asst. Secy. for Ameren Corporation, attorney-in-fact for Mark C. Lindgren
Issuer symbol: AEE
Transactions as of: 28 Feb 2023
Net transactions value: -$479,179
Form type: 4
Filing time: 02 Mar 2023, 18:29:42 UTC
Previous filing: 13 Feb 2023
Next filing: 12 Feb 2024
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	$225,054	-2,721	-5.3%	$82.71	48,472	28 Feb 2023	Direct	F2
transaction	AEE	Common Stock, $.01 Par Value	Sale	$254,125	-3,130	-6.5%	$81.19	45,343	02 Mar 2023	Direct	F3
holding	AEE	Common Stock, $.01 Par Value						1,453	28 Feb 2023	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, 2023.
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.
F3	Shares sold pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.