Historical performance in the AI Security category.
Source: Acquire.fyi, Jan 1, 2025 - Jul 21, 2026.
Largest mergers and acquisitions by disclosed deal value.
| Acquirer | Target | Type | Value | Headline |
|---|---|---|---|---|
| F5, Inc. | CalypsoAI | Acquisition | $180M | F5, Inc. to acquire CalypsoAI in $180.0M cash deal |
| Datavault AI Inc. | CyberCatch Holdings, Inc. | Acquisition | $136.8M | Datavault AI Inc. to acquire CyberCatch Holdings, Inc. in $136.8M all-stock deal |
| Proofpoint, Inc. | Acuvity | Acquisition | Undisclosed | Proofpoint, Inc. acquires Acuvity |
| Palo Alto Networks | CyberArk | Acquisition | Undisclosed | Palo Alto Networks to acquire CyberArk in cash and stock deal |
| LevelBlue | Cybereason | Acquisition | Undisclosed | LevelBlue to acquire Cybereason |
| CrowdStrike, Inc. | Pangea | Acquisition | Undisclosed | CrowdStrike, Inc. to acquire Pangea |
| Hack The Box | LetsDefend | Acquisition | Undisclosed | Hack The Box acquires LetsDefend |
| SentinelOne, Inc. | Observo AI | Acquisition | Undisclosed | SentinelOne, Inc. to acquire Observo AI in cash and stock deal |
| CrowdStrike, Inc. | Onum | Acquisition | Undisclosed | CrowdStrike, Inc. to acquire Onum |
| SentinelOne, Inc. | Prompt Security | Acquisition | Undisclosed | SentinelOne, Inc. to acquire Prompt Security in cash and stock deal |
Page 1 of latest articles and deal coverage.
The deal adds model testing and runtime protection as A10 tries to turn its network security footprint into a broader control point for enterprise AI.
The deal adds internet-scale scanning to SecurityScorecard’s platform as customers push to connect third-party risk, threat intelligence, and security operations.
The deal extends Cyera’s push into AI security infrastructure as enterprises look for ways to govern autonomous systems that increasingly touch sensitive data.