Rubi Laboratories
PrivateLast Round
VC Round
Mar 17, 2026
Total Funding Raised
$13.2M
Momentum
Top 10%
of companies Caplight tracks
Company Overview
Rubi Laboratories operates in Energy & Sustainability and is based in Alameda, California. Its latest recorded funding round was a VC Round in March 2026.
Rubi Laboratories is a materials and manufacturing company that creates carbon-negative textiles from carbon emissions using a proprietary enzymatic process.
Sector
Energy & Sustainability
Verticals
Sustainable Materials, Biotechnology, Carbon Capture, Circular Economy, Clean Manufacturing
Business Model
B2B
Customer Profile
Data as a Service, Services & Consulting
AI Layer
Non-AI
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Rubi Laboratories Comparables
Compare Rubi Laboratories with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Fibe | 81% | |
| Infinited Fiber Company | 81% | |
| Circular Systems SPC | 81% |
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Rubi Laboratories Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| VC Round | Mar 17, 2026 | ||||
| Seed | Feb 10, 2023 | ||||
| Seed | Feb 17, 2022 |
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Key People
Founding team and executive leadership
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Rubi Laboratories Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| CMPC Ventures | VC Round |
| FH One Investments | VC Round |
| Plug and Play Tech Center | Seed |
| Understorey Ventures | VC Round |
| CapitalX | Seed |
| Climate Capital | Seed |
| Necessary Ventures | Seed |
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Market signals
Structured signals derived from secondary market and firmographic data.
- Aug 22, 2026
Monthly visitors increased 118% MoM.
- Jun 25, 2026
Monthly visitors increased 35% MoM, reaching 9.4K.
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Rubi Laboratories 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 Rubi Laboratories's valuation, stock price, and market status.
Is Rubi Laboratories a public or private company?
Rubi Laboratories is a private company.
What is the current stock price of Rubi Laboratories?
Rubi Laboratories is a private company, so its shares have no public market price. Caplight tracks Rubi Laboratories's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Rubi Laboratories worth (valuation)?
Valuation information for Rubi Laboratories is not publicly available.
Can I buy Rubi Laboratories stock?
Rubi Laboratories shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Rubi Laboratories's last funding round?
Rubi Laboratories's most recent funding round was VC Round on March 17, 2026.
Who are the main investors in Rubi Laboratories?
Key investors in Rubi Laboratories include FH One Investments, Necessary Ventures, AP Ventures, Talis Capital.
Will Rubi Laboratories IPO soon?
No public IPO plans have been announced for Rubi Laboratories.
How can I track Rubi Laboratories secondary market activity?
Caplight tracks bids, offers, and trades in Rubi Laboratories's shares on secondary markets.