The cybersecurity mergers and acquisitions market posted a record size in 2025, and a forecast said a more aggressive mood will take shape in 2026.

SiliconANGLE, citing cybersecurity-focused investment bank Momentum Cyber, reported that the value of cybersecurity M&A deals in 2025 was $102 billion, up 294 percent from the previous year. The number of transactions rose 21 percent to 398.

In the second quarter of 2025, 109 deals were completed, setting a record for the highest number of transactions. In the third quarter, large deals concentrated in cloud security and ID platforms, reaching $44.2 billion for the largest quarterly deal value on record. Cybersecurity software companies accounted for 60 percent of all M&A transactions and 96 percent of investment value. In cloud security and ID platforms, Wiz and CyberArk were acquired by Google and Palo Alto Networks, respectively.

On the investment side, AI security accounted for the largest share. A total of $18 billion was raised across 734 funding rounds in 2025. Funding was concentrated in AI security, data security and application security, and there were 57 large investments of $50 million or more. Momentum Cyber forecast that the AI and cloud security-led market will gain more momentum in 2026 as well.