Acquisition History / SentinelOne / Prompt Security
SentinelOne Acquires Prompt Security
Announced August 4, 2025 — $250M
What happened
Prompt Security is a two-year-old Israeli GenAI cyber startup that had raised US$23M. SentinelOne bought it for US$250M.
- Acquirer
- SentinelOne
- Target
- Prompt Security
- Announced
- August 4, 2025
- Price
- $250M
- Industry
- Generative AI security
- Buyer type
- Strategic acquirer
- Status
- Announced, not yet closed
By the numbers
Frequently Asked Questions About This Acquisition
When did SentinelOne acquire Prompt Security?
SentinelOne acquired Prompt Security on August 4, 2025. This was SentinelOne's 1st publicly tracked acquisition out of 1 we have on record.
How much did SentinelOne pay for Prompt Security?
SentinelOne paid $250M for Prompt Security.
What does Prompt Security do?
Prompt Security is a two-year-old Israeli GenAI cyber startup that had raised US$23M. SentinelOne bought it for US$250M.
What other Generative AI security companies has SentinelOne acquired?
Prompt Security is SentinelOne's only publicly tracked acquisition in Generative AI security so far.