Garrett Motion (NASDAQ: GTX) SVP logs tax share withholding and new RSU grant

Rhea-AI Filing Summary

Garrett Motion Inc. senior vice president of Integrated Supply Chain Thierry Mabru reported offsetting stock transactions tied to equity compensation. On March 5, 2026, 12,283 shares of common stock were disposed of at $18.87 per share to cover tax liabilities from the partial vesting of restricted stock units previously granted on March 5, 2024 and March 5, 2025.

On the same date, Mabru acquired 23,612 restricted stock units at no cash cost as a new equity grant under the Garrett Motion Inc. 2021 Long-term Incentive Plan. These restricted stock units vest in three equal annual installments on the first, second and third anniversaries of the grant date, subject to continued service. Following these transactions, Mabru directly held 225,352 shares of common stock.

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

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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^*

Mabru Thierry

(Last) (First) (Middle)

C/O GARRETT MOTION INC.

LA PIECE 16

(Street)

ROLLE V8 1180

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Garrett Motion Inc. [ GTX ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP, Integrated Supply Chain

3. Date of Earliest Transaction (Month/Day/Year)
03/05/2026

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	03/05/2026		F(1)		12,283	D	$18.87	201,740	D
Common Stock	03/05/2026		A(2)		23,612	A	$0	225,352	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. Represents shares withheld by Garrett Motion Inc. for payment of the tax liability incurred upon the partial vesting of restricted stock units granted on March 5, 2024 and March 5, 2025.

2. Represents a grant of restricted stock units under the Garrett Motion Inc. 2021 Long-term Incentive Plan. The restricted stock units vest in three equal annual installments on the first, second and third anniversary of the grant date, subject to the reporting person's continued service.

	/s/ Thierry Mabru, by Patrick Foley as Attorney-in-Fact	03/09/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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FAQ

What insider transactions did GTX executive Thierry Mabru report?

Thierry Mabru reported a tax-related disposition of 12,283 GTX common shares at $18.87 and an acquisition of 23,612 restricted stock units. The disposal covered withholding taxes from prior RSU vesting, while the new RSU grant came under the 2021 Long-term Incentive Plan.

Did the GTX insider transaction involve an open-market buy or sell?

The filing shows no open-market buying or selling by the GTX executive. Instead, 12,283 shares were withheld to pay taxes on vesting RSUs, and 23,612 new restricted stock units were granted as compensation, both typical equity award-related transactions.

How many Garrett Motion (GTX) shares does Thierry Mabru own after these transactions?

After the March 5, 2026 transactions, Thierry Mabru directly held 225,352 shares of GTX common stock. This total reflects both the tax-withholding share disposition and the new restricted stock unit grant reported in the insider filing.

What are the vesting terms of the new GTX restricted stock units?

The 23,612 new GTX restricted stock units vest in three equal annual installments. Vesting occurs on the first, second, and third anniversaries of the March 5, 2026 grant date, and is conditioned on Thierry Mabru’s continued service with Garrett Motion Inc.

Why were 12,283 GTX shares disposed of in the insider filing?

The 12,283 GTX shares were withheld by Garrett Motion Inc. to pay the tax liability from partial vesting of restricted stock units. Those RSUs were originally granted on March 5, 2024 and March 5, 2025, making this a tax-withholding disposition rather than an open-market sale.