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Top startup acquisitions · Cybersecurity

Top Cybersecurity startup acquisitions in February 2026

We tracked 7 startup exits in February 2026. 2 disclosed a price, worth $485m in total. The biggest was Palo Alto Networks buying Koi for $400m, ahead of Check Point and Cyclops at $85m.

All Cybersecurity startup acquisitions →
  1. #DateAcquirer → StartupSectorLocationPriceSize
  2. 117 FebPalo Alto Networks → KoiPalo Alto Networks to acquire Israeli AI endpoint security startup KoiCybersecurityTel Aviv, Israel$400m$250m–1bn
  3. 212 FebCheck Point → CyclopsCheck Point acquires Israeli exposure management start-up CyclopsCybersecurityTel Aviv, Israel$85m$50–250m
  4. 323 FebArctic Wolf → Sevco SecurityArctic Wolf acquires exposure-management startup Sevco Security to extend its Aurora platformCybersecurityAustin, United StatesUndisclosedUndisclosed
  5. 412 FebCheck Point → CyataCheck Point acquires Cyata, an Israeli start-up that secures AI agentsCybersecurityTel Aviv, IsraelUndisclosedUndisclosed
  6. 512 FebProofpoint → AcuvityProofpoint acquires Acuvity to bring AI agent security and governance into its platformCybersecuritySunnyvale, United StatesUndisclosedUndisclosed
  7. 610 FebSophos → Arco CyberSophos acquires Arco Cyber, a bootstrapped UK security assurance startupCybersecurityLondon, United KingdomUndisclosedUndisclosed
  8. 74 FebSemperis → MightyIDSemperis acquires MightyID to extend identity recovery to Okta and PingCybersecurityIrvine, United StatesUndisclosedUndisclosed