Gainey McKenna & Egleston Announces A Class Action Lawsuit Has Been Filed Against PubMatic, Inc. (PUBM)

Core Viewpoint - A securities class action lawsuit has been filed against PubMatic, Inc. for failing to disclose significant changes affecting its business operations and financial outlook during the class period from February 27, 2025, to August 11, 2025 [1][2]. Group 1: Allegations and Impact - The complaint alleges that PubMatic did not inform investors about a major demand-side platform (DSP) buyer shifting clients to a new platform, which evaluates inventory differently, leading to reduced ad spend and revenue [2]. - As a result of these undisclosed issues, the positive statements made by the company regarding its business and prospects were misleading and lacked a reasonable basis [2]. - Following the release of the second quarter 2025 financial report, which acknowledged a reduction in ad spend from a top DSP partner, the company's stock price dropped by $2.23, or 21.1%, closing at $8.34 per share on August 12, 2025 [3][4]. Group 2: Legal Proceedings - Investors who purchased shares of PubMatic during the class period are encouraged to contact the law firm Gainey McKenna & Egleston before the lead plaintiff motion deadline on October 20, 2025 [5]. - The lead plaintiff will represent the interests of other class members in the litigation process [5].