Arlequin AI
PrivateLast Round
Series A
Sep 10, 2026
Total Funding Raised
$33.07M
Momentum
Top 5%
of companies Caplight tracks
Company Overview
Arlequin AI operates in AI, Data & Cloud Infrastructure and is based in Paris. Its latest recorded funding round was a Series A round in September 2026.
Arlequin AI is a deeptech company that develops proprietary AI models based on topological neural networks to provide an auditable and sovereign data analytics platform for critical decision-making.
Sector
AI, Data & Cloud Infrastructure
Verticals
Business Intelligence, Defense Tech, Data Governance, Compliance & Risk
Business Model
B2B
Customer Profile
Subscription SaaS, Services & Consulting
AI Layer
Application
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Arlequin AI Comparables
Compare Arlequin AI with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Adarga | 78% | |
| Siren | 77% | |
| Voyager Labs | 74% |
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Arlequin AI Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series A | Sep 10, 2026 | ||||
| Seed | Jun 11, 2025 |
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Key People
Founding team and executive leadership
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Arlequin AI Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Kima Ventures | Seed |
| OTB Ventures | Series A |
| Vsquared Ventures | Series A, Seed |
| Better Angle | Seed |
| Redalpine | Series A |
| Bpifrance | Series A |
| 10x Founders | Series A, Seed |
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Market signals
Structured signals derived from secondary market and firmographic data.
- Sep 21, 2026
Open roles increased to 11, representing 32% of headcount.
- Sep 10, 2026
$28M round led by OTB Ventures and Redalpine.
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Recent news
Latest coverage and updates
- is_developingNov 10, 2026
Arlq is developing a new AI architecture to protect critical systems as one of the first investments in redalpine’s RAC VIII fund.
- is_developingSep 10, 2026
Arlq is developing proprietary models based on topological neural networks in France, with the architecture designed to learn from data points and their relationships for analysing complex, interconnected data, as of Sep 10th '26.
- receives_financingSep 10, 2026
Arlq receives $32.6M in Series A financing in Sep '26 from co-leads redalpine and OTB Ventures, with Bpifrance's Defence Innovation Fund and Xavier Niel participating, to scale its non-LLM AI architecture in France.
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Arlequin AI 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.
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Frequently Asked Questions
Common questions about Arlequin AI's valuation, stock price, and market status.
Is Arlequin AI a public or private company?
Arlequin AI is a private company.
What is the current stock price of Arlequin AI?
Arlequin AI is a private company, so its shares have no public market price. Caplight tracks Arlequin AI's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Arlequin AI worth (valuation)?
Valuation information for Arlequin AI is not publicly available.
Can I buy Arlequin AI stock?
Arlequin AI shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Arlequin AI's last funding round?
Arlequin AI's most recent funding round was Series A on September 10, 2026.
Who are the main investors in Arlequin AI?
Key investors in Arlequin AI include OTB Ventures, Vsquared Ventures, Redalpine.
Will Arlequin AI IPO soon?
No public IPO plans have been announced for Arlequin AI.
How can I track Arlequin AI secondary market activity?
Caplight tracks bids, offers, and trades in Arlequin AI's shares on secondary markets.