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FFIV INVESTOR ALERT: F5, Inc. (FFIV) Faces Securities Class Action Amid Cybersecurity Incident, Questions About Disclosure Timing and Impact on Company’s Business – Hagens Berman

GlobeNewswire Inc. • Dec 25, 2025 12:38pm (New York) •By Hagens Berman

FFIV INVESTOR ALERT: F5, Inc. (FFIV) Faces Securities Class Action Amid Cybersecurity Incident, Questions About Disclosure Timing and Impact on Company’s Business – Hagens Berman

F5, Inc. faces a securities class action lawsuit over a major cybersecurity breach involving a nation-state actor that gained unauthorized access to company systems, including its flagship BIG-IP product, on August 9, 2025. The lawsuit questions the timeliness of F5's disclosure to investors and the incident's material impact. Following the October 15 disclosure, F5 shares fell 13.9%, and further declined 7.8% after the company guided for significantly reduced 2026 revenue growth of 0-4% compared to 10% in 2025, citing potential customer delays related to the security incident.

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F5 faces a securities class action lawsuit over alleged delayed disclosure of a major cybersecurity breach involving unauthorized access to critical systems. The incident resulted in significant stock price declines (13.9% and 7.8%) and substantially reduced 2026 revenue guidance (0-4% growth vs. 10% prior year), indicating material business impact and investor confidence erosion.

Keywords

#cybersecurity breach #nation-state actor #securities class action #disclosure timing #BIG-IP product #material impact #revenue guidance #investor losses

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