[144] Ameren Corporation SEC Filing

Rhea-AI Filing Summary

Ameren Corp. (AEE) filed a Form 144 covering a planned insider sale of 6,500 common shares through Fidelity Brokerage Services on or about 01 Aug 2025. At the filing’s reference price, the block is valued at ≈ $666,510. The shares stem from restricted-stock vesting on 01 Mar 2025 and were received as compensation, not purchased for cash.

The seller, Michael Moehn (address disclosed), previously sold an identical 6,500-share lot on 20 May 2025 for $641,030. Ameren reports 270,278,917 shares outstanding, so the proposed sale represents roughly 0.0024 % of the float—an immaterial level for dilution and ownership concentration. The filer affirms no knowledge of undisclosed adverse information and, if applicable, compliance with Rule 10b5-1 trading-plan requirements.

Given the limited size, routine compensation origin and absence of other transactional details, the notice appears administrative with negligible capital-market impact.

Positive

• None.

Negative

• Insider selling activity: Planned sale of 6,500 shares worth ≈ $666k may be interpreted as modestly negative for sentiment, though size is immaterial.

Insights

Corporate Governance Analyst

TL;DR: Small Rule 144 sale; routine, immaterial, unlikely to affect AEE valuation.

The Form 144 discloses a single insider’s intent to sell 6,500 Ameren shares (~$0.67 M). Relative to the 270 M shares outstanding, the stake is trivial and signals portfolio diversification rather than strategic concern. Originating from restricted-stock compensation, it neither adds supply pressure nor alters Ameren’s capitalization. The prior sale of an identical amount two months earlier further supports a pre-planned cadence. Utility investors typically focus on rate-base growth, regulatory outcomes and dividend safety; this filing does not touch those fundamentals. I therefore classify the disclosure as not impactful for most valuation models.

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	6500	666510.00	270278917	08/01/2025	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	03/01/2025	Restricted Stock Vesting	Issuer			6500	03/01/2025	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Michael Moehn 1901 Chouteau Avenue St. Louis MO 63103	Common	05/20/2025	6500	641030.00

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

How many Ameren (AEE) shares are being sold under this Form 144?

The filing covers 6,500 common shares of Ameren Corporation.

What is the estimated market value of the planned insider sale?

At the reference price, the block is valued at approximately $666,510.

Who is the seller named in Ameren’s Form 144?

The seller listed is Michael Moehn, with address 1901 Chouteau Ave., St. Louis, MO 63103.

What percentage of Ameren’s outstanding shares does the sale represent?

With 270,278,917 shares outstanding, the sale equals about 0.0024 % of the total float.

When were the shares acquired and how?

They vested as restricted-stock compensation on 01 Mar 2025.

Was there recent insider selling activity before this notice?

Yes, the same individual sold 6,500 shares on 20 May 2025 for $641,030.