SAN DIEGO--(BUSINESS WIRE)---- $CHX #ChampionX--Robbins LLP informs investors that a class action was filed on behalf of all sellers of ChampionX Corporation (NASDAQ: CHX) common stock between February 29, 2024 and April 1, 2024. ChampionX is a global provider of chemistry solutions, artificial lift systems, and highly engineered equipment and technologies for the drilling and production of oil and gas. For more information, submit a form, email attorney Aaron Dumas, Jr., or give us a call at (800) 350-6003. The a.