Markets & Economy Proofpoint explores acquisition of data security specialist Varonis September 2, 2026 · 7:34 pm 2 sources Image: Yahoo Finance ad slot · in-content video 16:9 Coverage More coverageThoma Bravo-Owned Proofpoint in Advanced Talks to Buy VaronisYahoo Finance · September 2, 2026 19:34Proofpoint explores acquisition of data security specialist VaronisYahoo Finance · September 3, 2026 09:07