Core Viewpoint - Rosen Law Firm is reminding investors who purchased American Depositary Shares (ADS) of WPP plc between February 27, 2025, and July 8, 2025, about the upcoming lead plaintiff deadline on December 8, 2025 [2] Group 1: Class Action Details - Investors who purchased WPP ADSs during the specified Class Period may be entitled to compensation without any out-of-pocket fees through a contingency fee arrangement [3] - A class action lawsuit has already been filed, and interested parties must move the Court to serve as lead plaintiff by December 8, 2025 [4] - The Rosen Law Firm emphasizes the importance of selecting qualified counsel with a successful track record in securities class actions [5] Group 2: Case Allegations - The complaint alleges that WPP's defendants made overly positive statements while concealing material adverse facts about the company's media arm, which was reportedly unprepared for macroeconomic challenges and losing market share [6]