Ameren executive granted RSUs, shares from PSU vesting

Ameren Corporation Group President, Utilities Michael L. Moehn reported equity-related transactions in Ameren common stock.

Rhea-AI Filing Summary

Ameren Corporation Group President, Utilities Michael L. Moehn reported equity-related transactions in Ameren common stock. On February 5, 2026, he acquired 9,955 restricted stock units at $0 per share under Ameren's 2022 Omnibus Incentive Compensation Plan, which are scheduled to vest on a payment date in 2029, no later than March 15, 2029.

On the same date, Moehn also acquired 22,849 Ameren common shares at $0 per share upon vesting of previously granted performance share units. Following these transactions, he beneficially owned 225,880 Ameren common shares directly and held an additional 5,230 share equivalents indirectly through the Ameren Corporation Savings Investment Plan as of January 31, 2026.

Insider Trade Summary

Grant/Award: 32,804 shares

Grant/Award 3 txns

Insider MOEHN MICHAEL L

Role Group President, Utilities

Type	Security	Shares	Price	Value
Grant/Award	Common Stock, $.01 Par Value	9,955	$0.00	$0.00
Grant/Award	Common Stock, $.01 Par Value	22,849	$0.00	$0.00
holding	Common Stock, $.01 Par Value	--	--	--

Holdings After Transaction: Common Stock, $.01 Par Value — 225,880 shares (Direct); Common Stock, $.01 Par Value — 5,230 shares (Indirect, By 401(K))

Footnotes (3)

1. 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.
2. F2. These restricted stock units were granted under the issuer's 2022 Omnibus Incentive Compensation Plan (the "Plan") and are scheduled to vest upon the payment date in 2029, which shall be no later than March 15, 2029, subject to the terms of the Plan and the applicable award agreement issued thereunder.
3. F3. Shares acquired upon vesting of previously-granted performance share units.

FAQ

What insider transactions did Ameren (AEE) executive Michael L. Moehn report?

Michael L. Moehn reported acquiring Ameren common stock and equity awards. He received 9,955 restricted stock units and 22,849 common shares from vesting performance share units, both at $0 per share, increasing his directly held Ameren share ownership.

How many Ameren (AEE) restricted stock units were granted to Michael L. Moehn?

Moehn was granted 9,955 restricted stock units of Ameren common stock. These units were issued under Ameren’s 2022 Omnibus Incentive Compensation Plan and represent a form of stock-based compensation that will convert into shares when vesting conditions are met.

When will Michael L. Moehn’s Ameren (AEE) restricted stock units vest?

The restricted stock units granted to Moehn are scheduled to vest on a payment date in 2029. The filing states vesting will occur no later than March 15, 2029, subject to the plan terms and the applicable award agreement.

What are the 22,849 Ameren (AEE) shares acquired by Michael L. Moehn?

The 22,849 Ameren common shares were acquired upon vesting of previously granted performance share units. These awards converted into shares at no cash cost per share, reflecting long-term incentive compensation tied to performance conditions previously set for Moehn.

How many Ameren (AEE) shares does Michael L. Moehn beneficially own after these transactions?

After the reported transactions, Moehn beneficially owned 225,880 Ameren common shares directly. He also held an estimated 5,230 share equivalents indirectly through the Ameren Corporation Savings Investment Plan as of January 31, 2026, via a unitized stock fund.

How are Michael L. Moehn’s Ameren (AEE) 401(k) share equivalents reported?

The filing reports 5,230 estimated share equivalents held in a unitized Ameren stock fund within the Ameren Corporation Savings Investment Plan. This position is shown as indirect ownership, reflecting retirement plan holdings rather than directly registered Ameren shares.

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Accepted by SEC EDGAR 02/09/2026 - 08:42 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

MOEHN MICHAEL L

(Last) (First) (Middle)

P.O. BOX 66149

(Street)

ST. LOUIS MO 63166-6149

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
AMEREN CORP [ AEE ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Group President, Utilities

3. Date of Earliest Transaction (Month/Day/Year)
02/05/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock, $.01 Par Value								5,230(1)	I	By 401(K)
Common Stock, $.01 Par Value	02/05/2026		A		9,955(2)	A	$0	203,031	D
Common Stock, $.01 Par Value	02/05/2026		A		22,849(3)	A	$0	225,880	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. 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.

2. These restricted stock units were granted under the issuer's 2022 Omnibus Incentive Compensation Plan (the "Plan") and are scheduled to vest upon the payment date in 2029, which shall be no later than March 15, 2029, subject to the terms of the Plan and the applicable award agreement issued thereunder.

3. Shares acquired upon vesting of previously-granted performance share units.

Remarks:

	Jonathan T. Shade, Deputy Corp. Secy. of Ameren Corporation, attorney-in-fact for Michael L. Moehn	02/09/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.