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WPP plc

Case Details

Class Period: March 21, 2024 - October 29, 2025
Date Filed: October 09, 2025
Case Number: 1:25-cv-8365
Jurisdiction: Southern District of New York
icon-casetype Case Type: Securities Case

Case Summary

WPP provides advertising, media management, consultancy, public relations, and branding and identity services globally. As a part of WPP’s Global Integrated Agencies segment, WPP Media utilizes data analytics and artificial intelligence (AI) to create, plan, and buy integrated media campaigns for its global clients. In May 2025, the company launched WPP Media as a rebrand of GroupM, which historically represented one of the top three earnings divisions within the Global Integrated Agencies segment. In 2020, after WPP had become the world’s largest advertising company through numerous acquisitions of smaller media companies, the Company launched a years-long effort to transform itself by generating operational and strategic synergies. The strategic transformation included the simplification of WPP Media, formerly known as GroupM.

Leading up to the class period, the company touted its most recent iteration of its strategy to transform WPP, referred to as “Innovating to Lead,” which purportedly included the “continued process of simplification at GroupM.” However, Defendants misrepresented the status of WPP’s transformation and the simplification strategy for WPP Media. In reality, and undisclosed to investors, WPP never had an effective or cohesive strategy to transform itself. In fact, WPP’s efforts to transform itself led to internal disruptions that hindered the company’s ability to generate new business and resulted in an exodus of highly material clients.

The class action alleges that, during the class period, the Defendants made materially false and misleading statements and failed to disclose material adverse facts about the company’s business, operations, and prospects, including that: (1) WPP did not have a coherent strategy to execute the simplification and transformation of WPP, particularly WPP Media; (2) the company’s strategy to transform and simply WPP Media led to significant internal disruptions; (3) such internal disruptions rendered WPP unable to effectively generate new business and resulted in an exodus of large clients of WPP; and (4) as a result of the above, Defendants’ positive statements about the company’s business, operations, and prospects were materially false and misleading and/or lacked a reasonable basis at all relevant times.

The truth was revealed on July 9, 2025, when WPP provided a First Half 2025 Trading Update and admitted its disappointing results and guidance were the result of “lower net new business.” For example, Chief Executive Officer Mark Read acknowledged that restructuring actions previously taken with respect to WPP Media had let to “some distraction to the business” that resulted in a “deficit of new business opportunities.”  On this news, the price of WPP ADRs fell $6.48 per ADR, or about 18%, to a closing price of $29.34 per ADR on July 9, 2025.

On January 2, 2026, the Court appointed Teamsters Local 456 Annuity Fund and Teamsters Local 456 Pension Fund as Lead Plaintiff and Saxena White P.A. as Lead Counsel. Lead Plaintiff’s amended complaint was filed by March 13, 2026. Defendants filed a motion to dismiss the amended complaint on May 8, 2026. Lead Plaintiffs have until July 2, 2026 to file an opposition, and Defendants have until August 3, 2026 to file a reply.