First Amendment to Master Receivables Purchase Agreement, dated as of October 4, 2022 among ChampionX LLC and US Synthetic Corporation as Sellers, Apergy USA, Inc. as Servicer, ChampionX Corporation, and JPMorgan Chase Bank, N.A., as Purchaser

This First Amendment dated as of October 4, 2022 (the “Amendment”) is to that certain Master Receivables Purchase Agreement dated as of June 28, 2022, among ChampionX LLC and US Synthetic Corporation, each as Seller and Servicer, Apergy USA, Inc., as Servicer, ChampionX Corporation, as Company and Seller Representative, and JPMorgan Chase Bank, N.A., as Purchaser (as amended, extended, modified, supplemented, restated, renewed and/or replaced, the “RPA”), under which a Seller may request to sell and assign certain receivables to Purchaser pursuant to the terms therein and Purchaser may in its sole discretion purchase such receivables (such arrangement, the “Uncommitted Receivables Purchase Facility”). Unless otherwise defined herein, capitalized terms shall have the meanings assigned to them in the RPA.

WHEREAS, the parties would like to make certain amendments to Schedule I (Account Debtor Information) of the RPA.

NOW, THEREFORE, for mutual consideration, the receipt of which is hereby acknowledged by the parties, the Purchaser and Seller Representative (acting on behalf of each Seller) hereby agree to amend the RPA as follows:

1.Schedule I (Account Debtor Information) of the RPA is hereby deleted in its entirety and replaced with a new Schedule I in the form of Exhibit A attached to this Amendment.

2.Except as specifically amended by this Amendment, the provisions of the RPA remain in full force and effect, including without limitation, the uncommitted nature of the receivables purchase facility documented under the RPA.

3.This Amendment shall become effective only after it is fully executed and delivered by the Seller Representative and the Purchaser and shall be governed by, and construed in accordance with, the laws of the State of New York. This Amendment may be executed in counterparts, each of which shall be considered an original, but all of which shall be considered one and the same agreement. Delivery of an executed counterpart of a signature page of this Amendment by telecopy, emailed pdf or any other electronic means that reproduces an image of the actual executed signature page shall be effective as delivery of a manually executed counterpart of this Amendment.

    IN WITNESS WHEREOF, the parties hereto have caused this Amendment to be duly executed by their respective authorized officers as of the day and year of the merger as indicated above.

CHAMPIONX CORPORATION,

as Seller Representative

By:    __/s/ Dan Erdman________________    

Name:    Dan Erdman

JPMORGAN CHASE BANK, N.A.,

as Purchaser

By:    __/s/ Stuart Roberts__________________

Name:    Stuart Roberts

Title:    Managing Director