F5(US:FFIV) Globenewswire·2025-12-21 20:14Core Viewpoint - A securities class action lawsuit has been filed against F5, Inc. for allegedly failing to timely disclose a significant cybersecurity incident that negatively impacted its stock price and business outlook [1][2][4]. Group 1: Lawsuit Details - The lawsuit, titled Smith v. F5, Inc., seeks to represent investors who acquired F5 securities between October 28, 2024, and October 27, 2025 [1][4]. - The lead plaintiff deadline for the lawsuit is set for February 17, 2026 [4]. - The lawsuit focuses on the timing and adequacy of F5's disclosures regarding its cybersecurity response plan and the impact of the cybersecurity incident on its business and growth prospects [4][6]. Group 2: Cybersecurity Incident - On October 15, 2025, F5 disclosed that it had learned of a major cybersecurity incident on August 9, 2025, involving unauthorized access by a nation-state actor to its systems, including its key product, F5 BIG-IP [2][6]. - Following the disclosure, F5's stock price fell by $47.82, a decrease of 13.9%, over two trading days [6]. - The full impact of the incident became evident on October 27, 2025, when F5 reported Q4 and FY 2025 financial results, projecting revenue growth for 2026 to be only 0% to 4%, a significant decline from 10% growth in 2025 [7]. Group 3: Investor Response - National shareholders rights firm Hagens Berman is investigating whether F5 adequately reported the breach and its implications for investors [3][8]. - The firm is encouraging F5 investors who experienced substantial losses to come forward and assist in the investigation [3][8]. - Hagens Berman's investigation is focused on determining when F5 recognized the materiality of the cybersecurity incident and whether it complied with SEC disclosure requirements [8].