Antero Midstream (AM) director Keenan now holds 154,167 shares after grant

Rhea-AI Filing Summary

W. Howard Keenan Jr., a director of Antero Midstream Corp (AM), reported acquiring additional company stock. On January 10, 2026, he acquired 2,058 shares of Antero Midstream common stock at a reported price of $0.00 per share. After this transaction, he beneficially owned a total of 154,167 common shares, held in direct ownership. This filing provides transparency into the director’s current equity stake in the company.

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

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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^*

Keenan W Howard JR

(Last) (First) (Middle)

C/O YORKTOWN PARTNERS LLC

410 PARK AVENUE, 20TH FLOOR

(Street)

NEW YORK NY 10022

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Antero Midstream Corp [ AM ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
01/10/2026

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, par value $0.01 per share	01/10/2026		A		2,058	A	$0.00	154,167	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:

	/s/ Yvette K. Schultz, as attorney-in-fact for W. Howard Keenan, Jr.	01/12/2026
	** 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 Antero Midstream Corp (AM) disclose in this Form 4?

The filing reports that director W. Howard Keenan Jr. acquired 2,058 shares of Antero Midstream common stock on January 10, 2026, as a non-derivative transaction.

At what price were the new Antero Midstream (AM) shares acquired by the director?

The 2,058 common shares were reported as acquired at a price of $0.00 per share, indicating they were received without cash consideration according to the filing.

How many Antero Midstream (AM) shares does W. Howard Keenan Jr. own after this transaction?

Following the reported acquisition, W. Howard Keenan Jr. beneficially owns 154,167 shares of Antero Midstream common stock, with the ownership listed as direct.

What is the relationship of the reporting person to Antero Midstream Corp (AM)?

The reporting person, W. Howard Keenan Jr., is identified in the filing as a director of Antero Midstream Corp and is not marked as a 10% owner or officer.

Does this Antero Midstream (AM) Form 4 include any derivative securities transactions?

No derivative securities are reported; the table for derivative securities contains no entries, and the only reported activity involves common stock.

Is the reported Antero Midstream (AM) insider holding direct or indirect ownership?

The filing classifies the 154,167 shares held by W. Howard Keenan Jr. as direct ownership, with no nature of indirect beneficial ownership described.