WPP IMPORTANT DEADLINE: ROSEN, A GLOBALLY RECOGNIZED LAW FIRM, Encourages WPP plc Investors with Losses in Excess of $100K to Secure Counsel Before Important Deadline in Securities Class Action - WPPNovember 21, 2025 10:38 PM EST | Source: The Rosen Law Firm PANew York, New York--(Newsfile Corp. - November 21, 2025) - WHY: Rosen Law Firm, a global investor rights law firm, reminds purchasers of American Depositary Shares ("ADS" or "ADSs") of WPP plc (NYSE: WPP) between February 27, 2025 and Ju ...