[Form 4] AMEREN CORP Insider Trading Activity

Rhea-AI Filing Summary

Ameren Corp (AEE)11/14/2025. The officer sold 2,404 shares of common stock at a weighted average price of $104.80, reducing directly held shares to 15,077 and then to 14,957 after a separate disposition of 120 shares coded as a gift. In addition to directly held stock, the officer has 3,018 share equivalents in a 401(k) unitized stock fund as of October 31, 2025, and 683 shares are held indirectly through a spouse. The sale price reflects multiple trades between $104.78 and $104.82.

11/18/2025 - 04:18 PM

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^*

Smith Patrick E

(Last) (First) (Middle)

1901 CHOUTEAU AVENUE

(Street)

SAINT 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)
	SVP of Subsidiary

3. Date of Earliest Transaction (Month/Day/Year)
11/14/2025

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								3,018(1)	I	By 401(k)
Common Stock, $.01 Par Value								683	I	By spouse
Common Stock, $.01 Par Value	11/14/2025		S		2,404	D	$104.8(2)	15,077	D
Common Stock, $.01 Par Value	11/14/2025		G		120	D	$0	14,957	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 October 31, 2025.

2. This price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $104.78 to $104.82, inclusive. The reporting person undertakes to provide Ameren Corporation (Ameren), any security holder of Ameren, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within such range.

Remarks:

	Jonathan T. Shade, Deputy Corp. Secy. for Ameren Corporation, attorney-in-fact for Patrick E. Smith	11/18/2025
	** 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 Corp (AEE) report in this Form 4?

The filing reports that a senior vice president of an Ameren subsidiary sold 2,404 shares of Ameren common stock on 11/14/2025 and also reported a separate disposition of 120 shares coded as a gift.

At what price were the Ameren (AEE) shares sold in the reported transaction?

The 2,404 shares of Ameren common stock were sold at a weighted average price of $104.80, with individual trades executed between $104.78 and $104.82.

How many Ameren (AEE) shares does the insider directly own after the transactions?

Following the reported transactions on 11/14/2025, the officer directly owns 14,957 shares of Ameren common stock.

What indirect Ameren (AEE) holdings does the reporting person have?

The officer has 3,018 share equivalents in a unitized stock fund within the Ameren Corporation Savings Investment Plan as of October 31, 2025, and 683 shares are held indirectly through the officer’s spouse.

What do the transaction codes S and G signify in this Ameren (AEE) Form 4?

In the report, code S indicates an open market or private sale of 2,404 shares, while code G indicates a gift of 120 shares of Ameren common stock.

What position does the reporting person hold in relation to Ameren Corp (AEE)?

The reporting person is an officer, serving as SVP of a subsidiary of Ameren Corporation.