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

Kinder Morgan (NYSE: KMI) VP sells shares and settles 15,915 RSUs

Filing Impact
(Moderate)
Filing Sentiment
(Negative)
Form Type
4

Rhea-AI Filing Summary

Michael P. Garthwaite, VP (Pres., Products Pipelines) of Kinder Morgan, reported equity activity in company stock. On July 18, 2026, 15,915 restricted stock units vested and settled into an equal number of Class P common shares, with 4,145 shares withheld by the issuer to satisfy tax obligations. On July 16, 2026, he sold 1,550 Class P shares at a weighted-average price of $32.516 per share under a pre-arranged Rule 10b5-1 trading plan adopted on December 9, 2025.

Positive

  • None.

Negative

  • None.
Insider Garthwaite Michael P.
Role VP (Pres., Products Pipelines)
Sold 1,550 shs ($50K)
Approx. gross sale proceeds $50K
Type Security Shares Price Value
Exercise Restricted Stock Unit F6, F3, F7 15,915 $0.00 $0.00
Exercise Class P Common Stock F3 15,915 $0.00 $0.00
Tax Withholding Class P Common Stock F4, F5 4,145 $32.30 $134K
Sale Class P Common Stock F1, F2 1,550 $32.516 $50K
Holdings After Transaction: Restricted Stock Unit — 0 shares (Direct); Class P Common Stock — 51,963 shares (Direct)
Footnotes (7)
  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 of 1934, 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 $32.295 to $32.62 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.
  3. F3. This transaction represents the settlement of restricted stock units in shares of Class P Common Stock on their scheduled vesting date.
  4. F4. Represents shares withheld by the issuer to satisfy tax withholding obligations upon the reported vesting of restricted stock units.
  5. F5. Closing price of Class P Common Stock on the last trading day before the vesting date.
  6. F6. Each restricted stock unit represents the right to receive, at settlement, one share of Class P Common Stock.
  7. F7. These restricted stock units vested on July 18, 2026.
RSUs vested and settled 15,915 RSUs Restricted stock units settled into Class P Common Stock on July 18, 2026
Shares sold 1,550 shares Class P Common Stock sold on July 16, 2026
Weighted-average sale price $32.516 per share Weighted-average price for the 1,550 shares sold in multiple transactions
Shares withheld for taxes 4,145 shares Shares withheld by issuer to satisfy tax obligations on RSU vesting
Tax withholding valuation price $32.30 per share Closing price on the last trading day before RSU vesting used for tax withholding
10b5-1 plan adoption date December 9, 2025 Date Michael P. Garthwaite adopted Rule 10b5-1 trading plan for sales
Rule 10b5-1 trading plan regulatory
"Sales were effected pursuant to a 10b5-1 trading plan adopted by the reporting person..."
A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.
Restricted Stock Unit financial
"This transaction represents the settlement of restricted stock units in shares of Class P Common Stock..."
A restricted stock unit is a promise from a company to give an employee shares of stock after certain conditions are met, like staying with the company for a set amount of time. It’s like earning a bonus that turns into company stock once you’ve proven your commitment, making it a way to motivate and reward employees.
tax withholding obligations financial
"Represents shares withheld by the issuer to satisfy tax withholding obligations upon the reported vesting..."
Class P Common Stock financial
"Each restricted stock unit represents the right to receive, at settlement, one share of Class P Common Stock."

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FAQ

What insider transactions did Michael P. Garthwaite report for Kinder Morgan (KMI)?
Michael P. Garthwaite reported vesting of 15,915 restricted stock units into Class P shares, related tax share withholding, and a sale of 1,550 Class P shares. The RSUs vested on July 18, 2026, and the share sale occurred on July 16, 2026.

How many Kinder Morgan (KMI) shares did Garthwaite sell and at what price?
He sold 1,550 Class P shares at a weighted-average price of $32.516 per share. Footnotes state the trades occurred in multiple transactions at prices ranging from $32.295 to $32.62 per share under a disclosed trading plan.

What restricted stock units vested for Kinder Morgan (KMI) executive Michael P. Garthwaite?
On July 18, 2026, 15,915 restricted stock units vested and settled into an equal number of Class P Common Stock shares. Each restricted stock unit represented the right to receive one share, and this vesting drove the reported acquisition of common shares.

How many Kinder Morgan (KMI) shares were withheld for taxes on Garthwaite's RSU vesting?
In connection with the July 18, 2026 RSU vesting, 4,145 Class P shares were withheld by the issuer to satisfy tax withholding obligations. The withholding was valued using the closing price of $32.30 per share on the last trading day before vesting.

Was Garthwaite's Kinder Morgan (KMI) share sale made under a Rule 10b5-1 plan?
Yes. The Form 4 notes that the 1,550-share sale was effected under a Rule 10b5-1 trading plan adopted by Michael P. Garthwaite on December 9, 2025, in accordance with the Securities Exchange Act of 1934.
SEC Form 4
FORM 4UNITED 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)
Director10% Owner
XOfficer (give title below)Other (specify below)
VP (Pres., Products Pipelines)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
07/16/2026		6. Individual or Joint/Group Filing (Check Applicable Line)
XForm 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)
CodeVAmount(A) or (D)Price
Class P Common Stock07/16/2026S(1)1,550D$32.516(2)40,193D
Class P Common Stock07/18/2026M(3)15,915A$056,108D
Class P Common Stock07/18/2026F(4)4,145D$32.3(5)51,963D
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Restricted Stock Unit(6)07/18/2026M(3)15,915 (7) (7)Class P Common Stock15,915$00D
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 of 1934, 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 $32.295 to $32.62 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.
3. This transaction represents the settlement of restricted stock units in shares of Class P Common Stock on their scheduled vesting date.
4. Represents shares withheld by the issuer to satisfy tax withholding obligations upon the reported vesting of restricted stock units.
5. Closing price of Class P Common Stock on the last trading day before the vesting date.
6. Each restricted stock unit represents the right to receive, at settlement, one share of Class P Common Stock.
7. These restricted stock units vested on July 18, 2026.
Remarks:
/s/ Michael P. Garthwaite07/20/2026
** Signature of Reporting PersonDate
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)

Source: View Original Filing on SEC EDGAR