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acquisitionAnnounced · Feb 18, 2026Endpoint SecuritySource · Community DiscussionsArticle · Factual
Palo Alto Networks acquires Koi Security
David Najork · Founding Software Engineer
Published · Updated · 1 min read
Deal value
$400M
Target
Koi Security
Acquirer
Palo Alto Networks
Full Acquisition
Status
Pending
Palo Alto Networks agreed to acquire Koi Security. Reported deal value: $400M. Status: Pending. Sector: Endpoint Security. Target headquarters context: Location not specified.
This page summarizes publicly available information about the transaction as of 2026-02-18. Figures and status may change as filings and press coverage update.
February 18, 2026 Paloalto to Acquire Koi Security Palo Alto Networks announced a definitive agreement to acquire Koi Security , a leading innovator in Agentic Endpoint Security , marking a major expansion of its AI ‑driven defense portfolio
Deal timeline
Announced
Feb 18, 2026 · cybersecuritynews.com
Additional milestones (proxy, vote, close) appear as filings and press updates are indexed.
Sector context
This transaction is classified in Endpoint Security with a reported deal value of $400M. Figures and status may change as sources update.
Sources: cybersecuritynews.com · Primary article · FireStrike proprietary index