Momentum Cyber: Security M&A Hits 336 Deals in First Nine Months of 2026
Momentum Cyber projects about 449 global cybersecurity M&A deals for all of 2026, after 117 deals in the third quarter alone.
Global cybersecurity mergers and acquisitions totaled 336 deals between January and September 2026, up 9% from the same period a year earlier, according to a Momentum Cyber report cited by etnews.com. The 51 transactions with disclosed values amounted to $15.4 billion.
Momentum Cyber expects about 449 security M&A deals worldwide for the full year 2026. The third quarter of 2026 accounted for 117 deals, a quarterly high and a 24% increase year on year.
AI security deals climb
Deals involving AI security rose from 10 in 2025 to 40 in the January-September 2026 period. Palo Alto Networks acquired Koi and Console, while CrowdStrike acquired SGNL and Seraphic Security and announced deals for DreadNode and Fiddler AI. Cisco acquired Astrix Security.
Korean buyers were also active, with Daekyo CNS acquiring Handreamnet, LG Uplus acquiring Pago Networks, SoftCamp acquiring Frentree and ICTK acquiring With Networks.
In 2025, Google announced a $32 billion acquisition of Wiz and Palo Alto Networks a $25 billion deal for CyberArk, while global security M&A totaled 404 deals that year.
Quick answers
How many cybersecurity M&A deals were there in January-September 2026?
Momentum Cyber counted 336 deals, up 9% year on year. The 51 deals with disclosed values totaled $15.4 billion.
What is the full-year 2026 forecast?
Momentum Cyber expects about 449 global security M&A deals for the full year 2026.
How many AI security deals were recorded?
AI security M&A rose from 10 deals in 2025 to 40 in January-September 2026.