Sigma-i Co., Ltd.
PrivateLast Round
Series A
Dec 3, 2019
Est. Valuation
$26.45M
Total Funding Raised
$4.58M
Company Overview
Sigma-i Co., Ltd. is a technology company that provides quantum annealing-based research and development solutions for business optimization, logistics, and materials science.
Sector
Frontier & Industrial Tech
Verticals
Quantum Computing, Logistics Software, Advanced Materials, Smart Manufacturing, HR
Business Model
B2B
Customer Profile
Services & Consulting, Subscription SaaS
AI Layer
Application
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Sigma-i Co., Ltd. Comparables
Compare Sigma-i Co., Ltd. with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Quanmatic, Inc. | 86% | |
| Jij Inc. | 83% | |
| QunaSys Inc. | 80% |
Sigma-i Co., Ltd. Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series A | Dec 3, 2019 |
Sigma-i Co., Ltd. Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| SPARX Group | Series A |
Market signals
Structured signals derived from secondary market and firmographic data.
- Mar 2, 2026
Monthly visitors grew 115% MoM, reaching 4.3K.
- Nov 10, 2025
Monthly visitors increased 44% MoM, reaching 2.5K.
Sigma-i Co., Ltd. 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 Sigma-i Co., Ltd.'s valuation, stock price, and market status.
Is Sigma-i Co., Ltd. a public or private company?
Sigma-i Co., Ltd. is a private company.
What is the current stock price of Sigma-i Co., Ltd.?
Sigma-i Co., Ltd. is a private company with no public stock price. Caplight tracks Sigma-i Co., Ltd.'s secondary market activity and provides MarketPrice™ estimates to Caplight users.
How much is Sigma-i Co., Ltd. worth (valuation)?
Sigma-i Co., Ltd.'s valuation is estimated at $26.4M based on funding round data.
Can I buy Sigma-i Co., Ltd. stock?
Sigma-i Co., Ltd. shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.
When was Sigma-i Co., Ltd.'s last funding round?
Sigma-i Co., Ltd.'s most recent funding round was Series A on December 3, 2019.
Who are the main investors in Sigma-i Co., Ltd.?
Key investors in Sigma-i Co., Ltd. include SPARX Group.
Will Sigma-i Co., Ltd. IPO soon?
No public IPO plans have been announced for Sigma-i Co., Ltd..
How can I track Sigma-i Co., Ltd. secondary market activity?
Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Sigma-i Co., Ltd.'s secondary market activity and sign up for updates.