Ameren (NYSE: AEE) executive updates holdings after 511-share transfer

Rhea-AI Filing Summary

Ameren Corporation executive Shawn E. Schukar reported a transfer of 511 shares of Ameren common stock on December 12, 2025. The transaction, coded "G," shows 511 shares disposed of at a price of $0, reflecting a non-cash movement of shares.

After this transaction, he beneficially owned 56,367 shares of Ameren common stock directly, an amount that includes 62 accrued dividend equivalents from the third quarter of 2025 under the company’s 2022 Omnibus Incentive Compensation Plan. In addition, he held an estimated 3,122 share equivalents through the unitized stock fund in the Ameren Corporation Savings Investment Plan as of November 30, 2025.

Schukar is identified as Chairman and President of a subsidiary of Ameren, and the form was filed as an individual reporting person, highlighting an update to his personal ownership rather than a company-level event.

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^*

Schukar Shawn E

(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
	Officer (give title below)	X	Other (specify below)
			Chmn & President of Subsidiary

3. Date of Earliest Transaction (Month/Day/Year)
12/12/2025

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								3,122(1)	I	By 401(K)
Common Stock, $.01 Par Value	12/12/2025		G		511	D	$0	56,367(2)	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 November 30, 2025.

2. Amount includes 62 accrued dividend equivalents acquired during the third quarter of 2025 pursuant to a dividend reinvestment feature of restricted stock units granted under the issuer's 2022 Omnibus Incentive Compensation Plan.

Remarks:

	Jonathan T. Shade, Deputy Corp. Secy. for Ameren Corporation, attorney-in-fact for Shawn E. Schukar	12/15/2025
	** 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 transaction did Ameren (AEE) report for Shawn E. Schukar?

Shawn E. Schukar reported a transaction dated December 12, 2025 involving 511 shares of Ameren common stock. The transaction used code "G" and showed 511 shares disposed of at a price of $0.

How many Ameren (AEE) shares does Shawn E. Schukar own after the reported transaction?

Following the December 12, 2025 transaction, Schukar beneficially owned 56,367 Ameren common shares directly. This amount includes 62 accrued dividend equivalents from the third quarter of 2025 under restricted stock units.

Does Shawn E. Schukar hold Ameren (AEE) stock through a company savings plan?

Yes. He held an estimated 3,122 share equivalents in the unitized stock fund of the Ameren Corporation Savings Investment Plan as of November 30, 2025.

What is Shawn E. Schukar’s role in relation to Ameren (AEE)?

Schukar is identified as Chairman and President of a subsidiary of Ameren Corporation. The Form 4 also shows the filing was made for one reporting person.

What are the dividend equivalents mentioned in the Ameren (AEE) insider filing?

The filing states that the 56,367 directly held shares include 62 accrued dividend equivalents. These were acquired during the third quarter of 2025 through a dividend reinvestment feature of restricted stock units under Ameren’s 2022 Omnibus Incentive Compensation Plan.