Form 8-K

8-K — Garrett Motion Inc.

Accession: 0000950157-26-001131

Filed: 2026-10-28

Period: 2026-10-26

CIK: 0001735707

SIC: 3714 (MOTOR VEHICLE PARTS & ACCESSORIES)

Item: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Item: Financial Statements and Exhibits

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UNITED

STATES

SECURITIES

AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section

13 or 15(d)

of the Securities Exchange

Act of 1934

Date of Report (Date

of earliest event reported): October 26, 2026

GARRETT

MOTION INC.

(Exact name of Registrant

as specified in its charter)

Delaware

1-38636

82-4873189

(State or other jurisdiction of

incorporation)

(Commission

File Number)

(I.R.S. Employer

Identification Number)

47548 Halyard Drive, Plymouth, MI 48170

and

La Pièce 16, 1180 Rolle, Switzerland

(Address of principal executive offices) (Zip Code)

+1 734 392 5500

and

+41 21 695 30 00

(Registrant’s telephone

number, including area code)

Not Applicable

(Former Name or Former

Address, if Changed Since Last Report)

Check the appropriate box below if the Form

8-K filing is intended to simultaneously satisfy the filing obligation of the Registrant under any of the following provisions:

☐

Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐

Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐

Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐

Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section

12(b) of the Act:

Title of each class

Trading

Symbol(s)

Name of each exchange

on which registered

Common Stock, $0.001 par value per share

GTX

The Nasdaq Stock Market LLC

Indicate by check mark whether the registrant is an emerging growth

company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange

Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by

check mark if the Registrant has elected not to use the extended transition period for complying with any new or revised financial accounting

standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 5.02

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

(b) On October 26, 2026, Steven Tesoriere resigned from the

Board of Directors (the “Board”) of Garrett Motion Inc. (the “Company”), effective as of the close

of business on October 28, 2026. Mr. Tesoriere’s resignation was not the result of any dispute or disagreement with the Company

or the Board, including with respect to any matter relating to the operations, policies, or practices of the Company.

A copy of the press release announcing Mr. Tesoriere’s resignation

from the Board is attached as Exhibit 99.1 hereto, which is incorporated by reference herein.

Item 9.01

Financial Statements and Exhibits.

(d) Exhibits.

Exhibit No.

Document Description

99.1

Press release of Garrett Motion Inc., dated October 28, 2026

104

Cover Page Interactive Data File - the cover page XBRL tags are embedded within the Inline XBRL document.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934,

the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

GARRETT MOTION INC.

By:

/s/ Mark Rollinger

Name:

Mark Rollinger

Title:

Senior Vice President, General Counsel & Corporate Secretary

Date: October 28, 2026

EX-99.1 — PRESS RELEASE

EX-99.1

Filename: ex99-1.htm · Sequence: 2

Exhibit 99.1

Garrett Motion

Announces Retirement of Steven Tesoriere from Board of Directors

PLYMOUTH, MI. and ROLLE, Switzerland, October

28, 2026 – Garrett Motion Inc. (Nasdaq: GTX) ("Garrett" or the "Company"), a global leader in differentiated

turbocharging and electrification technologies for automotive and industrial applications, today announced that Steven Tesoriere has resigned

from its Board of Directors. In addition to his Board service, Mr. Tesoriere served on the Talent Management and Compensation Committee

of the Board until his resignation.

Mr. Tesoriere joined the Board in April 2021 as

a designee of funds affiliated with Oaktree Capital Management, L.P. (“Oaktree”) under the terms of the Company’s Series

A Investor Rights Agreement. He previously chaired the Finance Committee and the Nominating and Governance Committee.

“On behalf of the Board, I would like

to thank Steve for his valuable contributions during his tenure,” said Daniel Ninivaggi, Chairman of the Board of Garrett. “Steve

has been instrumental to Garrett’s financial success, diversification initiatives and long-term shareholder value creation. We are

grateful for his service and wish him all the best.”

“It has been a privilege to work with

Garrett’s management and Board, and I am grateful for the strong partnership we have built,” said Mr. Tesoriere, Managing

Director and Portfolio Manager at Oaktree. “I am proud of the strategic foundation we established to support Garrett’s

long-term success and drive shareholder value, and I am confident in the Company’s future.”

About Garrett Motion Inc.

A differentiated technology leader, Garrett Motion

has a 70-year history of innovation in the automotive sector (cars, trucks) and beyond (off-highway equipment, marine, power generators).

Its well-recognized expertise in turbocharging has enabled significant reductions in engine size, fuel consumption, and CO2 emissions.

Garrett is committed to advancing turbo applications while leveraging its unique technology solutions, such as fuel cell compressors for

hydrogen fuel cell vehicles, as well as electric propulsion and thermal management systems for automotive and industrial applications.

Garrett has six R&D centers, 13 manufacturing facilities, and a team of more than 8,700 employees in more than 20 countries. For more

information, please visit www.garrettmotion.com

CONTACTS:

INVESTOR RELATIONS

Cyril Grandjean

+1 734 392 55 04

investorrelations@garrettmotion.com

MEDIA

Fabrice Spenninck

MediaRelations@garrettmotion.com

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