GlobeNewswire Inc | Apr 5, 2021 07:00AM EDT

April 05, 2021

THE WOODLANDS, Texas, April 05, 2021 (GLOBE NEWSWIRE) -- ChampionX Corporation (ChampionX or the Company) (NASDAQ: CHX) announced today that it will release its first quarter 2021 operating results onWednesday, April 28, 2021, after the market closes. The Company has scheduled a conference call forThursday, April 29, 2021,at9:00 a.m. Central Time (10:00 a.m. Eastern Time)to discuss the results.

The call will be available by live webcast on ChampionXs website at https://investors.championx.com or by dialing in as follows:

US and Canada: 1-888-424-8151 International: 1-847-585-4422 Reference: ChampionX conference call number 7046887

Please register for the webcast or dial into the call approximately 15 minutes prior to the scheduled start time.

A replay of the conference call will be available for approximately 30 days on ChampionXs website or at ChampionXFirstQuarter2021CallReplay. Enter passcode 50141845.

About ChampionX

ChampionX (formerly known as Apergy Corporation) is a global leader in chemistry solutions and highly engineered equipment and technologies that help companies drill for and produce oil and gas safely and efficiently around the world. ChampionXs products provide efficient functioning throughout the lifecycle of a well with a focus on the production phase of wells. To learn more about ChampionX, visit our website at www.championX.com.

Investor Contact:Byron Pope byron.pope@championx.com 281-602-0094

Media Contact:John Breed john.breed@championx.com 281-403-3751