Portnoy Law Firm Announces Class Action on Behalf of PubMatic, Inc. Investors

Core Viewpoint - PubMatic, Inc. is facing a class action lawsuit due to significant stock price decline following disappointing financial results and a warning of reduced revenue from a key partner [1][3][4] Financial Performance - On August 11, 2025, PubMatic reported its second-quarter 2025 financial results, indicating a headwind from a major DSP buyer that shifted clients to a new platform [3] - The company anticipates a significant revenue decline in the third quarter due to reduced ad spending from one of its top DSP partners [3] Stock Market Reaction - Following the financial announcement, PubMatic's stock price fell by $2.23 per share, approximately 21.1%, closing at $8.34 per share on August 12, 2025 [4] Legal Action - The Portnoy Law Firm is advising investors who purchased PubMatic securities between February 27, 2025, and August 11, 2025, to consider filing a lead plaintiff motion by October 20, 2025 [1][2]