Abnormal AI key facts
as of Oct 2026- Developer of a cloud email security platform designed to prevent cybercrimes.
- Abnormal AI is valued at approximately $5.1B as of Oct 2026 (last reported valuation).
- It has raised $534.0M; the latest was Later Stage VC ($250.0M) in Aug 2024.
- Notable investors include Insight Partners (New York), Microsoft for Startups, Menlo Ventures, Greylock, AI Venture Labs — 14 tracked in total.
- PrivateMarketView tracks 2 recorded secondary trades in Abnormal AI shares.
- Status: Privately Held (backing).
Abnormal AI's last reported valuation, Aug 2024. Nothing priced has surfaced since.
Membership and data by Private Market View
- ·The complete investor list: 14 names
- ·Watch Abnormal AI: the Monday email on marks, rounds and moves
Abnormal AI secondary trades
2 on record · Dec 2025 – Apr 20262 trades between Dec 2025 and Apr 2026. Exact dates, prices and structures are available to Pro members.
Membership and data by Private Market View
Abnormal AI funding rounds
No funding rounds for Abnormal AI are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
Who backs Abnormal AI
14+Abnormal AI valuation
Abnormal AI's last reported valuation was $5.1 billion in Aug 2024. No priced round, secondary trade or fund mark has surfaced since.
Abnormal AI secondary market activity
2 secondary trades in Abnormal AI shares are on record, between Dec 2025 and Apr 2026. Exact dates, prices and structures are available to Pro members.
Abnormal AI investors
14 investors are on record for Abnormal AI, including Insight Partners (New York), Microsoft for Startups, Menlo Ventures and Greylock. By type, the record holds 7 venture capital firms, 2 asset managers and 1 private equity firm.
About Abnormal AI
Developer of a cloud email security platform designed to prevent cybercrimes. The company's platform uses an artificial intelligence-based approach that deeply analyzes the people, relationships and business processes to understand abnormal behavior and block socially engineered and sophisticated cyber-attacks that lead to account takeover, financial damage, and organizational mistrust, enabling businesses to prevent direct attacks on their confidential data.
- Sector
- Information Technology
- HQ
- Las Vegas, NV, United States
- Founded
- 2018
- Employees
- 1,403
- Website
- abnormal.ai/
- Ownership
- Privately Held (backing)
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