Form 144/A: Insider sale of 4,755 DTM shares via Morgan Stanley

Rhea-AI Filing Summary

DT Midstream filed a Form 144/A reporting a proposed sale of 4,755 common shares through Morgan Stanley Smith Barney LLC, with an aggregate market value of $496,742.96. The sale is listed on the NYSE with an approximate sale date of 08/11/2025 and the filing is marked LIVE. The filing also lists total shares outstanding as 101,592,505.

The notice shows the shares were acquired as restricted stock vesting under a registered plan on 02/04/2025 (799 shares), 02/25/2025 (3,400 shares) and 08/02/2025 (556 shares), with the consideration described as Services Rendered. The filer reports Nothing to Report for securities sold during the past three months.

Positive

• Disclosure filed under Rule 144/A, providing transparency about a proposed insider sale
• Securities to be sold were acquired via restricted stock vesting, which is a compensation-related source
• No securities sold in the past three months ("Nothing to Report" entry) indicating no recent disposals

Negative

• Proposed sale of 4,755 common shares valued at $496,742.96 will increase tradable supply once executed

Insights

Securities Analyst

TL;DR: Routine Rule 144/A notice: an insider proposes to sell 4,755 common shares valued at $496,742.96; limited immediate market signal.

The filing is a standard Rule 144/A disclosure indicating planned disposition of vested restricted stock through a registered broker, Morgan Stanley Smith Barney LLC, on the NYSE. Key facts are explicit: quantity, aggregate market value, acquisition dates and nature of acquisition (restricted stock vesting). There are no reported sales in the prior three months. As filed, this is a transparency event rather than a corporate operational update.

Corporate Governance Expert

TL;DR: Vested compensation shares are being offered for sale and the filer affirms no undisclosed material nonpublic information.

The notice documents that the securities originated from restricted stock vesting under a registered plan and that the filer made the statutory representation about material nonpublic information. The use of a major broker and the "Nothing to Report" entry for recent sales support procedural compliance with public disclosure requirements. The filing does not disclose additional governance actions or changes in ownership beyond the proposed sale.

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/A

144/A: Filer Information

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

144/A: 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/A: 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	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	4755	496742.96	101592505	08/11/2025	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/A: 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	02/04/2025	Restricted stock vesting under a registered plan	Issuer			799	02/04/2025	Services Rendered
Common	08/02/2025	Restricted stock vesting under a registered plan	Issuer			556	08/02/2025	Services Rendered
Common	02/25/2025	Restricted stock vesting under a registered plan	Issuer			3400	02/25/2025	Services Rendered

* 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/A: Securities Sold During The Past 3 Months

Nothing to Report

144/A: Remarks and Signature

Remarks

Date of Notice

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

What did DT Midstream (DTM) file in this Form 144/A?

The company filed a Form 144/A notifying a proposed sale of 4,755 common shares with an aggregate market value of $496,742.96 via Morgan Stanley.

When is the proposed sale of DTM shares scheduled?

The filing lists an approximate sale date of 08/11/2025 and indicates the securities will be sold on the NYSE.

How were the shares being sold acquired according to the filing?

The shares were acquired as restricted stock vesting under a registered plan on 02/04/2025 (799 shares), 02/25/2025 (3,400 shares) and 08/02/2025 (556 shares).

Who is the broker handling the proposed sale for DTM?

The broker named in the filing is Morgan Stanley Smith Barney LLC Executive Financial Services with an address noted in New York.

Has the filer sold any DTM securities in the past three months?

The filing states "Nothing to Report" for securities sold during the past three months.