OXFORD, U.K. — October 14, 2019 —

Sophos, a global leader in cloud-enabled next-generation cybersecurity, today announced that Thoma Bravo, a US-based private equity firm, has made an offer to acquire Sophos (LSE: SOPHOS) for $7.40 USD per share, representing an enterprise value of approximately $3.9 billion. The board of directors of Sophos have stated their intention to unanimously recommend the offer to the company’s shareholders.

Thoma Bravo is a leading private equity firm focused on the software and technology enabled services sector with more than $35 billion in investor commitments. With a 40-year history, Thoma Bravo has acquired more than 200 software and technology companies representing more than $50 billion of value. Thoma Bravo is one of the most active and experienced private equity firms investing in software and technology companies, and cybersecurity in particular. Thoma Bravo is known for working with a company’s management team to implement best practices, invest in growth initiatives, drive innovation, and deliver superior operating results.

“Today marks an exciting milestone in the ongoing journey of Sophos,” said Kris Hagerman, CEO, Sophos. “Sophos is actively driving the transition in next-generation cybersecurity solutions, leveraging advanced capabilities in cloud, machine learning, APIs, automation, managed threat response, and more. We continue to execute a highly-effective and differentiated strategy, and we see this offer as a compelling validation of Sophos, its position in the industry and its progress.”

Further information is available at https://investors.sophos.com/.

About Sophos

Sophos is a global leader and innovator of advanced security solutions for defeating cyberattacks. The company acquired Secureworks in February 2025, bringing together two pioneers that have redefined the cybersecurity industry with their innovative, native AI-optimized services, technologies and products. Sophos is now the largest pure-play Managed Detection and Response (MDR) provider, supporting more than 28,000 organizations. In addition to MDR and other services, Sophos’ complete portfolio includes industry-leading endpoint, network, email, and cloud security that interoperate and adapt to defend through the Sophos Central platform. Secureworks provides the innovative, market-leading Taegis XDR/MDR, identity threat detection and response (ITDR), next-gen SIEM capabilities, managed risk, and a comprehensive set of advisory services. Sophos sells all these solutions through reseller partners, Managed Service Providers (MSPs) and Managed Security Service Providers (MSSPs) worldwide, defending more than 600,000 organizations worldwide from phishing, ransomware, data theft, other every day and state-sponsored cybercrimes. The solutions are powered by historical and real-time threat intelligence from Sophos X-Ops and the newly added Counter Threat Unit (CTU). Sophos is headquartered in Oxford, U.K. More information is available at www.sophos.com.