Rosen Law Firm, a prominent global investor rights law firm, is advising investors who sold common stock of ChampionX Corporation (NASDAQ:CHX) between February 29, 2024, and April 1, 2024, to join a class action lawsuit before the July 14, 2026, deadline. The lawsuit alleges that ChampionX failed to disclose significant acquisition offers from Schlumberger Limited, which led to a deflated stock price. During the class period, ChampionX's average stock price was $33.32 per share, while Schlumberger's final acquisition price reached $40.58 per share. Investors may be eligible for compensation without any out-of-pocket costs through a contingency fee arrangement. Rosen Law Firm emphasizes the importance of selecting experienced legal counsel, highlighting its own success in securities class actions, including recovering substantial amounts for investors. Interested parties can join the class action by visiting the Rosen Law Firm's website or contacting their office directly for more information.