Abnormal AI
PrivateLast Round
Series D
Aug 6, 2024
Est. Valuation
$5.1B
Total Funding Raised
$535M
Momentum
Top 10%
of companies Caplight tracks
Company Overview
Abnormal AI, Inc. is a cybersecurity company that provides a cloud-native email security platform leveraging AI-based behavioral data science to detect and block sophisticated email attacks.
Sector
Cybersecurity
Verticals
Email Security, Cloud Security, Threat Intelligence, Digital Identity
Business Model
B2B
Customer Profile
Subscription SaaS
AI Layer
Application
Keywords
Price History
Caplight MarketPrice™ estimate for Abnormal AI, published with a 90-day delay.
Caplight MarketPrice™
$18.06
per share, as of April 2026
+51.5%
2-year change
Caplight MarketPrice™ is an estimate of private secondary market pricing, shown here on a delayed basis for illustrative purposes only. It may be incomplete, is subject to change, and may not be relied upon for any purpose or considered investment advice.
Abnormal AI Comparables
Compare Abnormal AI with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Mimecast | 83% | |
| Sublime Security | 82% | |
| Material | 81% | |
Abnormal AI Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series D | Aug 6, 2024 | ||||
| Series C | May 10, 2022 | ||||
| Series B | Nov 18, 2020 | ||||
| Series A | Nov 19, 2019 | ||||
| Seed | Apr 16, 2018 |
Key People
Founding team and executive leadership
Abnormal AI Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Andreessen Horowitz | Series C |
| Greylock Partners | Series B, Series D, Series C, Series A, Seed |
| DRW Trading Group | Series B |
| Norwest Venture Partners | Series C |
| Sequoia Capital | Series C |
| The Syndicate Group | Series C |
| Wellington Management | Series D |
Market signals
Structured signals derived from secondary market and firmographic data.
- Apr 29, 2026
John Slavitt appointed as new Chief Legal Officer.
- Apr 29, 2026
Noah Rolff appointed as new VP of Customer Success.
Abnormal AI Filings
SEC and related filings with document metadata.
| Typed | Date | Amount Offered | Amount Sold | Filling | Pages | Download |
|---|---|---|---|---|---|---|
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Appears On
Curated lists and screens where this company is featured.
Frequently Asked Questions
Common questions about Abnormal AI's valuation, stock price, and market status.