[SCHEDULE 13G/A] DT Midstream, Inc. SEC Filing

Rhea-AI Filing Summary

BlackRock, Inc. reports beneficial ownership of 10,282,157 shares of DT Midstream, Inc. (DTM), representing 10.1% of the common stock. BlackRock has sole voting power over 9,466,126 shares and sole dispositive power over the full 10,282,157 shares. The filing states these shares are held in the ordinary course of business and not for the purpose of changing or influencing control of the company. The Schedule 13G/A lists BlackRock’s address at 50 Hudson Yards, New York, NY and includes Exhibit 24 (Power of Attorney) and Exhibit 99 (Item 7 subsidiary identification).

Positive

• Beneficial ownership of 10,282,157 shares is clearly disclosed
• Stake equals 10.1% of the class, surpassing the 5% reporting threshold
• Detailed voting/dispositive breakdown (sole voting power: 9,466,126) is provided
• Filing certifies shares are held in the ordinary course, indicating passive intent

Negative

• None.

Insights

Institutional Ownership Analyst

BlackRock now holds a material 10.1% stake in DT Midstream.

BlackRock reports beneficial ownership of 10,282,157 shares, a position above the 5% reporting threshold that investors monitor for potential influence on governance.

The filing also discloses 9,466,126 shares with sole voting power, indicating BlackRock can vote a large portion of its holding without sharing that authority.

Corporate Governance Specialist

Filing asserts holdings are in the ordinary course and not aimed at control.

The Schedule 13G/A includes a certification that the securities "were not acquired for the purpose of or with the effect of changing or influencing the control" of DT Midstream, signaling a passive intent under applicable rules.

Exhibits listed (Exhibit 24 and Exhibit 99) provide administrative details and subsidiary identification required when a parent filing is involved.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 4)

DT Midstream, Inc.

(Name of Issuer)

Common Stock

(Title of Class of Securities)

23345M107

(CUSIP Number)

09/30/2025

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP No. 23345M107

1

Names of Reporting Persons

BlackRock, Inc.

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 9,466,126.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 10,282,157.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

10,282,157.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

10.1 %

12

Type of Reporting Person (See Instructions)

HC, HC

SCHEDULE 13G

Item 1.
(a)	Name of issuer: DT Midstream, Inc.
(b)	Address of issuer's principal executive offices: 500 WOODWARD AVENUE, SUITE 2900, DETROIT, MICHIGAN, 48226-1279
Item 2.
(a)	Name of person filing: BlackRock, Inc. In accordance with SEC Release No. 34-39538 (January 12, 1998), this Schedule 13G reflects the securities beneficially owned, or deemed to be beneficially owned, by certain business units (collectively, the "Reporting Business Units") of BlackRock, Inc. and its subsidiaries and affiliates. It does not include securities, if any, beneficially owned by other business units whose beneficial ownership of securities are disaggregated from that of the Reporting Business Units in accordance with such release.
(b)	Address or principal business office or, if none, residence: BlackRock, Inc., 50 Hudson Yards New York, NY 10001
(c)	Citizenship: See Item 4 of Cover Page
(d)	Title of class of securities: Common Stock
(e)	CUSIP No.: 23345M107
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 10,282,157
(b)	Percent of class: 10.1%
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 9,466,126
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 10,282,157
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	Ownership of 5 Percent or Less of a Class.
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required. Various persons have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of the common stock of DT Midstream, Inc.. No one person's interest in the common stock of DT Midstream, Inc. is more than five percent of the total outstanding common shares.
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary. See Exhibit 99
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

BlackRock, Inc.

Signature:	Spencer Fleming
Name/Title:	Managing Director
Date:	10/03/2025

Exhibit Information

Exhibit 24: Power of Attorney Exhibit 99: Item 7

FAQ

How many DT Midstream (DTM) shares does BlackRock, Inc. report owning?

BlackRock reports beneficial ownership of 10,282,157 shares of DT Midstream common stock.

What percentage of DT Midstream does BlackRock own according to the filing?

The filing states BlackRock owns 10.1% of DT Midstream's common stock.

How much voting power does BlackRock have over its DT Midstream shares?

BlackRock has sole voting power over 9,466,126 shares and reports 0 shared voting power.

Does the Schedule 13G/A indicate BlackRock seeks to control DT Midstream?

No. The filing certifies the shares "were not acquired for the purpose of or with the effect of changing or influencing the control" of the issuer.

When was this Schedule 13G/A signed and by whom?

The signature block shows Spencer Fleming, Managing Director, signed on 10/03/2025 for BlackRock, Inc.