Sources: Thoma Bravo-backed Proofpoint is in talks to acquire cybersecurity company Varonis; Varonis rose 10.4% on Wednesday, giving it a market value of ~$5.4B (Ryan Gould/Bloomberg)

Proofpoint, backed by Thoma Bravo, is negotiating to buy Varonis, whose market value is about $5.4 billion after a 10.4% share rise. Meta released Muse Spark 1.3, matching version 1.2’s price while improving coding and agentic tasks. Google launched Gemini 3.8 Flash at $0.75 per million input tokens and $3.75 per million output tokens. A U.S. federal judge ruled Google need not divest its ad exchange but must make its ad-tech tools interoperable with rivals.