Deals
Proofpoint Agrees to Buy Varonis for $6.3 Billion in a Data-Security Consolidation
The Thoma Bravo-backed buyer will pay $49.75 a share in cash, combining human-focused cyber defenses with Varonis’s data and AI-security platform.
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By Anna Ferreira
Oct 18, 2026 · 3 min read
Proofpoint, the cybersecurity company owned by Thoma Bravo, agreed to acquire Varonis Systems for approximately $6.3 billion in cash, extending a wave of consolidation around software designed to protect corporate data and artificial-intelligence systems.
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Anna Ferreira
Senior Correspondent, Corporate Strategy
Anna Ferreira writes for Corporate Insider Inc.