Circular
PrivateLast Round
Crowdfunding
Apr 14, 2025
Total Funding Raised
$4.82M
Momentum
Top 50%
of companies Caplight tracks
Company Overview
Circular operates in Healthcare & Life Sciences and is based in Paris. Its latest recorded funding round was a Crowdfunding round in April 2025.
Circular is a therapeutic devices company that develops a multi-feature wearable smart ring and accompanying mobile application designed to monitor and analyze biometric data to improve users' physical and mental performance.
Sector
Healthcare & Life Sciences
Verticals
Consumer Electronics, Sports & Fitness, Health IoT, D2C Brands
Business Model
B2C
Customer Profile
Hardware Sales
AI Layer
Application
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Circular Comparables
Compare Circular with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| RingConn | 92% | |
| 株式会社SOXAI | 82% | |
| Muse Wearables | 81% |
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Circular Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Crowdfunding | Apr 14, 2025 | ||||
| Crowdfunding | Mar 4, 2020 | ||||
| Crowdfunding | Mar 4, 2020 |
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Key People
Founding team and executive leadership
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Circular Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Kickstarter Backers | Crowdfunding |
Market signals
Structured signals derived from secondary market and firmographic data.
- Jul 27, 2026
Grew 20% QoQ, from 15 to 18 employees.
- Jun 25, 2026
Circular Ring 2 is now available for purchase starting at $349.
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Recent news
Latest coverage and updates
- attends_eventSep 6, 2026
Circular attends IFA Berlin in Germany in Sep '26, where it unveils the Circular Ring 3 Series with health tracking, NFC payments, and haptic alerts.
- launchesSep 3, 2026
Circular launches contactless payments in its subscription-free Ring 3 Pro and Ring 3 Slim, which also offer health tracking, haptic vibration alerts, advanced sleep metrics, glucose trend estimates, and access to an AI health coach.
- attends_eventSep 3, 2026
Circular attends IFA 2026 and announces the Circular Ring 3 Pro and Circular Ring 3 Slim.
- launchesSep 3, 2026
Circular will launch Slim model on Jan 1st '27.
- launchesSep 3, 2026
At IFA in Germany on Sep 3rd '26, Circular announces the Ring 3 Pro and Ring 3 Slim smart rings with contactless payments, vibration alerts, health tracking, and longer battery life, while pricing and availability remain unknown.
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Circular 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 Circular's valuation, stock price, and market status.
Is Circular a public or private company?
Circular is a private company.
What is the current stock price of Circular?
Circular is a private company, so its shares have no public market price. Caplight tracks Circular's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Circular worth (valuation)?
Valuation information for Circular is not publicly available.
Can I buy Circular stock?
Circular shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Circular's last funding round?
Circular's most recent funding round was Crowdfunding on April 14, 2025.
Who are the main investors in Circular?
Key investors in Circular include Kickstarter Backers.
Will Circular IPO soon?
No public IPO plans have been announced for Circular.
How can I track Circular secondary market activity?
Caplight tracks bids, offers, and trades in Circular's shares on secondary markets.