Form IRANNOTICE - Notice of disclosure filed pursuant to Section 219 of the Iran Threat Reduction and Syria Human Rights Act of 2012 (Exchange Act Section 13(r)).

ChampionX Corporation

2445 Technology Forest Boulevard

Building 4, 12th Floor

The Woodlands, Texas 77381

February 6, 2024

U.S. Securities and Exchange Commission

100 F Street, N.E.

Washington, DC 20549

Re:			Notice of Disclosure Filed in Exchange Act Annual Report Under Section 219 of the Iran Threat Reduction and Syria Human Rights Act of 2012 and Section 13(r) of the Exchange Act

Ladies and Gentlemen:

Notice is hereby provided that ChampionX Corporation’s Annual Report on Form 10-K for the fiscal year ended December 31, 2023, which was filed with the U.S. Securities and Exchange Commission on February 6, 2024, contains information required to be disclosed by Section 219 of the Iran Threat Reduction and Syria Human Rights Act of 2012 and Section 13(r) of the Securities Exchange Act of 1934.

Sincerely,
ChampionX Corporation
/s/ Julia Wright
Julia Wright
Senior Vice President, General Counsel and Secretary

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