Ameren (AEE) EVP and General Counsel Feinberg receives 4,449-share stock grant

Rhea-AI Filing Summary

Ameren Corporation executive David Matthew Feinberg reported a stock acquisition. On February 5, 2026, the EVP, General Counsel and Secretary acquired 4,449 shares of Ameren common stock at a price of $0 per share, likely reflecting an equity or incentive award rather than an open-market purchase.

Following this transaction, Feinberg beneficially owned 8,260 shares of Ameren common stock directly, with the amount including 27 dividend equivalents credited during the fourth quarter of 2025 under the company’s 2022 Omnibus Incentive Compensation Plan. He also held an estimated 9 share equivalents indirectly through the Ameren Corporation Savings Investment Plan as of January 31, 2026.

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
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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^*

Feinberg David Matthew

(Last) (First) (Middle)

1901 CHOUTEAU AVENUE

(Street)

ST LOUIS MO 63103

(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)
	EVP, GC & Secretary

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								9(1)	I	By 401(k)
Common Stock, $.01 Par Value	02/05/2026		A		4,449	A	$0	8,260(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 January 31, 2026.

2. Amount includes 27 accrued dividend equivalents acquired during the fourth 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 David M. Feinberg	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 transaction did Ameren (AEE) disclose for David Matthew Feinberg?

Ameren disclosed that EVP, GC & Secretary David Matthew Feinberg acquired 4,449 common shares on February 5, 2026 at $0 per share. This increased his directly held Ameren stock and reflects equity-based compensation rather than a cash purchase in the open market.

How many Ameren (AEE) shares does David Matthew Feinberg own after this Form 4?

After the reported transaction, Feinberg beneficially owned 8,260 Ameren common shares directly. In addition, Form 4 shows an estimated 9 share equivalents held indirectly through the Ameren Corporation Savings Investment Plan as of January 31, 2026, tied to a unitized stock fund.

What was the price per share in David Feinberg’s Ameren (AEE) stock acquisition?

The 4,449 Ameren common shares acquired by David Feinberg on February 5, 2026 were reported at $0 per share. This indicates the transaction was an equity grant or similar award, not an open-market cash purchase, and forms part of his total reported holdings.

What does the Form 4 say about Ameren (AEE) dividend equivalents for David Feinberg?

The filing notes that Feinberg’s 8,260 directly owned shares include 27 accrued dividend equivalents from fourth-quarter 2025. These arose under a dividend reinvestment feature attached to restricted stock units granted pursuant to Ameren’s 2022 Omnibus Incentive Compensation Plan.

How are Ameren (AEE) shares held through the 401(k) reported for David Feinberg?

The Form 4 reports an estimated 9 Ameren share equivalents held indirectly via the Ameren Corporation Savings Investment Plan. These are in a unitized stock fund and are attributed to Feinberg as indirect ownership as of January 31, 2026, separate from his directly owned shares.

What is David Matthew Feinberg’s role at Ameren (AEE) in this Form 4?

David Matthew Feinberg is identified as Ameren’s Executive Vice President, General Counsel and Secretary. His status as an officer makes him a Section 16 reporting person, requiring disclosure of changes in Ameren common stock ownership through Form 4 filings with the SEC.