Ameren (NYSE: AEE) CFO gets 5,508 RSUs and 9,515 vested shares

Rhea-AI Filing Summary

Ameren Corporation EVP and CFO Leonard P. Singh reported stock-based awards and increased share holdings. On February 5, 2026, he acquired 5,508 restricted stock units under Ameren’s 2022 Omnibus Incentive Compensation Plan, scheduled to vest no later than March 15, 2029.

He also acquired 9,515 common shares upon vesting of previously granted performance share units, including 418 dividend-equivalent shares accumulated during 2025. Following these transactions, he directly owns 38,254 Ameren common shares and indirectly holds 90 share equivalents through the Ameren Corporation Savings Investment Plan.

Insider Trade Summary

3 transactions reported

Mixed 3 txns

Insider Singh Leonard P

Role Insider

Type	Security	Shares	Price	Value
Grant/Award	Common Stock, $.01 Par Value	5,508	$0.00	--
Grant/Award	Common Stock, $.01 Par Value	9,515	$0.00	--
holding	Common Stock, $.01 Par Value	--	--	--

Holdings After Transaction: Common Stock, $.01 Par Value — 28,321 shares (Direct); Common Stock, $.01 Par Value — 90 shares (Indirect, By 401(k))

Footnotes (1)

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. 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. Shares acquired upon vesting of previously-granted performance share units. Amount includes 418 accrued dividend equivalents acquired during the first through fourth quarters of 2025 pursuant to a dividend reinvestment feature of restricted stock units granted under the Plan.

Form 4 Insider Transactions: What Each Field Means →

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^*

Singh Leonard P

(Last) (First) (Middle)

1901 CHOUTEAU AVENUE, MC 1310

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
	Officer (give title below)	X	Other (specify below)
			EVP & CFO

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								90(1)	I	By 401(k)
Common Stock, $.01 Par Value	02/05/2026		A		5,508(2)	A	$0	28,321	D
Common Stock, $.01 Par Value	02/05/2026		A		9,515(3)	A	$0	38,254(4)	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.

4. Amount includes 418 accrued dividend equivalents acquired during the first through fourth quarters of 2025 pursuant to a dividend reinvestment feature of restricted stock units granted under the Plan.

Remarks:

	Jonathan T. Shade, Deputy Corp. Secy. of Ameren Corporation, attorney-in-fact for Leonard P. Singh	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.

FAQ

What insider transactions did Ameren (AEE) EVP & CFO Leonard P. Singh report?

Leonard P. Singh reported equity awards that increased his Ameren holdings. On February 5, 2026, he received 5,508 restricted stock units and 9,515 common shares from vesting performance share units, boosting his direct ownership and reflecting ongoing stock-based executive compensation.

How many Ameren (AEE) shares does Leonard P. Singh own after these transactions?

After the reported transactions, Leonard P. Singh directly owns 38,254 Ameren shares. He also indirectly holds an estimated 90 share equivalents in a unitized stock fund within the Ameren Corporation Savings Investment Plan as of January 31, 2026, reflecting retirement-plan exposure.

What are the terms of Leonard P. Singh’s new Ameren restricted stock units?

Singh received 5,508 restricted stock units under Ameren’s 2022 Omnibus Incentive Compensation Plan. These units are scheduled to vest on a payment date in 2029, which will occur no later than March 15, 2029, subject to the plan and award agreement terms.

What is the origin of the 9,515 Ameren (AEE) shares reported by Leonard P. Singh?

The 9,515 Ameren shares were acquired upon vesting of performance share units. This amount includes 418 dividend-equivalent shares accrued during the first through fourth quarters of 2025, reflecting a dividend reinvestment feature tied to prior restricted stock unit awards under the company plan.

Did Leonard P. Singh pay cash for the Ameren shares reported on February 5, 2026?

The reported share acquisitions were recorded at a price of $0 per share. The 5,508 restricted stock units and 9,515 common shares came through equity awards and vesting of performance share units, consistent with non-cash, stock-based executive compensation structures at Ameren Corporation.