White Circle
PrivateLast Round
Seed
May 12, 2026
Total Funding Raised
$22M
Momentum
Top 5%
of companies Caplight tracks
Company Overview
White Circle is an artificial intelligence security company that provides a software platform designed for automated testing, monitoring, and protection of machine learning systems.
Sector
AI, Data & Cloud Infrastructure
Verticals
Application Security, NLP & Conversational AI, Data Protection, Compliance & Risk
Business Model
B2B
Customer Profile
Subscription SaaS, Services & Consulting, Government Contracts
AI Layer
Infrastructure
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
White Circle Comparables
Compare White Circle with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Guardrails AI | 85% | |
| Enkrypt AI | 84% | |
| F5, Inc. | 81% |
White Circle Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Seed | May 12, 2026 |
White Circle Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Factorial Capital | Seed |
| Nomads | Seed |
| Abstract Ventures | Seed |
| Tiny Supercomputer Investment Company | Seed |
| Abstract Ventures | Seed |
| Hummingbird Ventures | Seed |
Market signals
Structured signals derived from secondary market and firmographic data.
- Aug 21, 2026
Monthly visitors grew 872% MoM, reaching 48.7K.
- Aug 16, 2026
Grew 22% QoQ, from 23 to 28 employees.
White Circle Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
Filing documents are not displayed on this public page. Request access to learn about available coverage.
Request accessFrequently Asked Questions
Common questions about White Circle's valuation, stock price, and market status.
Is White Circle a public or private company?
White Circle is a private company.
What is the current stock price of White Circle?
White Circle is a private company, so its shares have no public market price. Caplight tracks White Circle's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is White Circle worth (valuation)?
Valuation information for White Circle is not publicly available.
Can I buy White Circle stock?
White Circle shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was White Circle's last funding round?
White Circle's most recent funding round was Seed on May 12, 2026.
Who are the main investors in White Circle?
Key investors in White Circle include Hummingbird Ventures.
Will White Circle IPO soon?
No public IPO plans have been announced for White Circle.
How can I track White Circle secondary market activity?
Caplight tracks bids, offers, and trades in White Circle's shares on secondary markets.