[Form 4] KINDER MORGAN, INC. Insider Trading Activity

Kinder Morgan, Inc. executive Michael P. Garthwaite, VP and President of Products Pipelines, reported an open-market sale of 1,550 shares of Class P Common Stock at a weighted average price of $33.646 per share.

Rhea-AI Filing Summary

Kinder Morgan, Inc. executive Michael P. Garthwaite, VP and President of Products Pipelines, reported an open-market sale of 1,550 shares of Class P Common Stock at a weighted average price of $33.646 per share. The sale was executed under a pre-arranged Rule 10b5-1 trading plan. Following the transaction, he directly owns 43,293 shares.

Insider Trade Summary 10b5-1

Net Seller: 1,550 shares

Net Sell 1 txn

Insider Garthwaite Michael P.

Role VP (Pres., Products Pipelines)

Sold 1,550 shs ($52K)

Type	Security	Shares	Price	Value
Sale	Class P Common Stock	1,550	$33.646	$52K

Holdings After Transaction: Class P Common Stock — 43,293 shares (Direct)

Footnotes (2)

1. F1. Sales were effected pursuant to a 10b5-1 trading plan adopted by the reporting person on December 9, 2025 in accordance with Rule 10b5-1 under the Securities Exchange Act, as amended.
2. F2. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.52 to $33.75 per share. The reporting person undertakes to provide, upon request by the SEC staff, the issuer or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

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Accepted by SEC EDGAR 05/19/2026 - 08:10 PM Learn about SEC filing dates

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^*

Garthwaite Michael P.

(Last) (First) (Middle)

1001 LOUISIANA STREET, SUITE 1000

(Street)

HOUSTON TEXAS 77002

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
KINDER MORGAN, INC. [ KMI ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	VP (Pres., Products Pipelines)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/18/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

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
Class P Common Stock	05/18/2026		S(1)		1,550	D	$33.646(2)	43,293	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. Sales were effected pursuant to a 10b5-1 trading plan adopted by the reporting person on December 9, 2025 in accordance with Rule 10b5-1 under the Securities Exchange Act, as amended.

2. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.52 to $33.75 per share. The reporting person undertakes to provide, upon request by the SEC staff, the issuer or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

Remarks:

	/s/ Michael P. Garthwaite	05/19/2026
	** 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.
* Form 4: SEC 1474 (03-26)