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[Form 4] Ameren Corporation Insider Trading Activity

Filing Impact
(High)
Filing Sentiment
(Negative)
Form Type
4
Rhea-AI Filing Summary

Transaction summary: Michael L. Moehn, Sr Executive VP & CFO of Ameren Corporation (AEE), reported a sale of 6,500 shares of Ameren common stock on 08/01/2025 at $102.54 per share. Following the reported transaction, Mr. Moehn beneficially owns 204,879 shares directly. He also holds 5,147 share equivalents indirectly in the Ameren Savings Investment Plan unitized stock fund as of 07/31/2025.

Filing notes: The Form 4 was dated and signed by Jonathan T. Shade as attorney-in-fact on 08/05/2025. The filing states that the reported direct total includes 611 accrued dividend equivalents acquired in Q2 2025 pursuant to dividend reinvestment of restricted stock units under the issuer's 2022 Omnibus Incentive Compensation Plan. No derivative transactions were reported on this form.

Positive
  • Timely Section 16 disclosure with transaction date, amount, and price clearly reported
  • Separation of direct and indirect holdings and footnote explanations increase transparency
Negative
  • Officer sale of 6,500 shares reduces reported direct holdings
  • No commentary in the filing on rationale or planned trading arrangements

Insights

TL;DR Officer sale of 6,500 AEE shares disclosed; holdings remain materially concentrated at 204,879 direct shares.

The Form 4 reports a sale of 6,500 Ameren (AEE) common shares on 08/01/2025 at $102.54. Post-transaction direct beneficial ownership is reported as 204,879 shares. The filing also documents 5,147 indirect share equivalents in the Ameren Savings Investment Plan as of 07/31/2025 and notes 611 accrued dividend equivalents added in Q2 2025 tied to restricted stock units. No options, warrants, or other derivatives appear in Table II. This is a routine Section 16 disclosure of an officer transaction; the filing supplies concrete holdings and transaction price for modeling insider activity.

TL;DR Timely Form 4 filing by CFO documents insider sale and ancillary plan holdings; disclosure meets Section 16 requirements.

The report identifies Michael L. Moehn as the reporting person (Sr Executive VP & CFO) and indicates the Form 4 was executed by an attorney-in-fact on 08/05/2025. The filing separates direct vs indirect holdings (204,879 direct; 5,147 indirect via the company savings plan) and includes explanatory footnotes regarding unitized fund balances and dividend reinvestment of RSUs. From a governance perspective, the disclosure is precise: transaction date, count, and price are specified and no amendments or Schedule II derivative entries are shown. This supports transparency around executive equity activity.

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).
X
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)
Sr Executive VP & CFO
3. Date of Earliest Transaction (Month/Day/Year)
08/01/2025
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 5,147(1) I By 401(K)
Common Stock, $.01 Par Value 08/01/2025 S 6,500 D $102.54 204,879(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 July 31, 2025.
2. Amount includes 611 accrued dividend equivalents acquired during the second 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. of Ameren Corporation, attorney-in-fact for Michael L. Moehn 08/05/2025
** 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 transaction did the Form 4 report for Ameren (AEE)?

The Form 4 reports a sale of 6,500 Ameren common shares on 08/01/2025 at a price of $102.54 per share.

Who is the reporting person on the Form 4?

The reporting person is Michael L. Moehn, identified as Sr Executive VP & CFO of Ameren Corporation.

How many shares does Michael L. Moehn own after the reported transaction?

Following the reported transaction, Mr. Moehn beneficially owns 204,879 shares directly and 5,147 share equivalents indirectly (401(k) unitized stock fund).

Were any derivative securities reported on this Form 4?

No. Table II shows no derivative securities transactions or holdings reported on this Form 4.

When was the Form 4 filed and who signed it?

The form was signed by Jonathan T. Shade, attorney-in-fact for Michael L. Moehn, on 08/05/2025.

What do the footnotes in the filing disclose?

Footnote 1 states the 5,147 share equivalents are estimated holdings in the unitized stock fund as of 07/31/2025. Footnote 2 states 611 accrued dividend equivalents were added in Q2 2025 via dividend reinvestment of restricted stock units under the 2022 Omnibus Incentive Compensation Plan.
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Utilities - Regulated Electric
Electric & Other Services Combined
United States
ST LOUIS