List of 25 Acquisitions by Proofpoint (Apr 2026) - Tracxn

Most viewed in 2019 List of Proofpoint's Acquisitions Filter this list Proofpoint has made a total of 25 acquisitions. Peak acquisition years include 2013 and 2015, both with 3 acquisitions, followed by 2025 with 2 acquisitions. Acquisition activity has spanned 5 countries, specifically United States (21), Israel (2), and United Kingdom (1). The company has also engaged in acquisitions across 10 sectors, primarily in Cybersecurity (20), GRC Software (5), and RegTech (3). Over the last five years (2020-2025), the average number of acquisitions per year was 1.4, with 1 acquisition completed so far this calendar year. The most recent acquisition, completed in February, 2026, was Acuvity, an AI security and governance platform founded in 2023 and located in Sunnyvale. Here's the year on year acquisition history of Proofpoint: 2026 2025 2024 2023 2022 2021 2019 2018 2017 Acquisitions Round Date (Yearly) 0 1 2 3 Number of Total Acquisitions Year # Acquisitions 2026 1 2025 2 2024 1 2023 1 2022 2 2021 1 2019 2 2018 1 2017 2 2016 1 2015 3 2014 2 2013 3 2012 1 2009 1 2008 1 View all Acquisitions by Proofpoint Recent acquisitions by Proofpoint Proofpoint's most recent acquisition - Acuvity is a AI security and governance platform, founded in 2023 and located in Sunnyvale. Proofpoint acquired it in February 2026. Here is the list of all acquisitions by Proofpoint sorted by the latest acquisition date: Acquired on Acquired Company Acquisition Price Facilitators Stake Acquired Acquisition Multiple Feb 13, 2026 Acuvity Undisclosed - 52 113 May 22, 2025 Nuclei Undisclosed - 66 705 May 15, 2025 Hornetsecurity Undisclosed - 64 537 Oct 29, 2024 Normalyze Undisclosed - 96 620 Oct 30, 2023 Tessian Undisclosed 96 498 View the full list of acquisitions Sign Up for Free News related to Proofpoint's acquisitions Filter this list Media has covered Proofpoint for a total of 45 events in the last 1 year, 12 of them have been about acquisition activity. • Proofpoint Integrates with New Extended Plan for AWS Security HubCIO Influence•Feb 27, 2026•Amazon, Proofpoint • Proofpoint partners with Concentrix to expand cybersecurity services in APACVerdict•Feb 23, 2026•Concentrix, Proofpoint • Security Proofpoint acquires AI security company AcuvityTechzine•Feb 13, 2026•Acuvity, Proofpoint • Ingram Micro is Simplifying and Accelerating B2B Sales Success for Cybersecurity SaaS Leader ProofpointBusiness Wire•Dec 22, 2025•Ingram Micro, Proofpoint • Proofpoint Completes Acquisition of HornetsecurityTI Inside•Dec 09, 2025•Hornetsecurity, Proofpoint • WealthFeed Announces Strategic Collaboration with Proofpoint to Deliver Modern Compliance Capabilities to Growing Advisory FirmsBusiness Wire•Nov 12, 2025•WealthFeed, Proofpoint • Thoma Bravo Acquires ProofpointThemiddlemarket•Oct 17, 2025•Thoma Bravo, Proofpoint • Proofpoint Joins the Wiz Integration Network (WIN) to Strengthen Cloud Data SecurityBusiness Wire•Jun 16, 2025•Proofpoint, Wiz, Normalyze • Email security: Proofpoint acquires HornetSecurity, and with it the French company VadeInCyber•May 26, 2025•Hornetsecurity, Proofpoint • Proofpoint Acquires Nuclei to Boost AI Workplace Compliance ToolsTechDay•May 22, 2025•Proofpoint, Nuclei View More Proofpoint Recent News View all Acquisitions by Proofpoint FAQs about Acquisitions by Proofpoint How many acquisitions has Proofpoint made so far? Proofpoint has completed 25 acquisitions so far, with an average acquisition amount of $83.7M. Which is Proofpoint's latest acquisition? Proofpoint's most recent acquisition is Acuvity, a AI security and governance platform, acquired in February 2026. In which year did Proofpoint make the most acquisitions? Proofpoint was most active in 2015, with 3 acquisitions completed in that year. Which countries does Proofpoint usually acquire in? Proofpoint has made acquisitions in 5 countries with the most activity in United States and Israel. Which sectors does Proofpoint target for acquisitions? Most of Proofpoint's acquisitions are in Cybersecurity (20)  and GRC Software (5).