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Ruby Bio

Ruby Bio

Private
Oakland, CaliforniaEnergy & Sustainabilityhttps://rubybio.com/

Last Round

Seed

Jun 9, 2025

Total Funding Raised

$13.12M

Momentum

Top 50%

of companies Caplight tracks

Company Overview

Ruby Bio is a biotechnology company that develops a biomanufacturing platform using yeast-based fermentation to produce bio-based chemicals and ingredients.

Sector

Energy & Sustainability

Verticals

Biotechnology, Sustainable Materials, Clean Manufacturing, Circular Economy

Business Model

B2B

Customer Profile

Services & Consulting

AI Layer

Non-AI

Keywords

precision fermentationsynthetic biologybiosurfactantsbiomanufacturingpalm oil alternativessustainable chemicalsfood emulsifierspetrochemical alternativesclean label ingredientsyeast fermentationspecialty chemicalsoleochemicalsstrain engineeringwaste valorizationbiomonomers

Historical Pricing

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Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

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Ruby Bio Comparables

Compare Ruby Bio with similar companies based on industry and business-model similarity.

Ruby Bio comparables — related companies by embedding similarity
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AmphiStar
84%
C16 Biosciences
82%
Dispersa
82%

Ruby Bio Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
SeedJun 9, 2025
SeedAug 31, 2023

Key People

Founding team and executive leadership

Charlie Silver

Founding CEO

Founding Team

Pavan Kambam

Chief Technology Officer

Executive Team

Ruby Bio Investors

Notable investors and investment history

Ruby Bio investors
InvestorRounds
Kicker VenturesSeed
F4 FundSeed
Fusion FundSeed
IBX Investment PartnersSeed
Alumni VenturesSeed

Market signals

Structured signals derived from secondary market and firmographic data.

  • Aug 21, 2026

    Monthly visitors increased 43% MoM, from 1.3K to 1.9K.

  • Aug 26, 2025

    Grew 27% QoQ from 11 to 14 employees.

Ruby Bio Filings

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Ruby Bio filings preview — column headings only; records require access
TypeDateAmount OfferedAmount SoldFilingPagesDownload

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Frequently Asked Questions

Common questions about Ruby Bio's valuation, stock price, and market status.

Is Ruby Bio a public or private company?

Ruby Bio is a private company.

What is the current stock price of Ruby Bio?

Ruby Bio is a private company with no public stock price. No recent secondary market data is available.

How much is Ruby Bio worth (valuation)?

Valuation information for Ruby Bio is not publicly available.

Can I buy Ruby Bio stock?

Ruby Bio 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 Ruby Bio's last funding round?

Ruby Bio's most recent funding round was Seed on June 9, 2025.

Who are the main investors in Ruby Bio?

Key investors in Ruby Bio include Kicker Ventures, F4 Fund, Fusion Fund, IBX Investment Partners, Alumni Ventures.

Will Ruby Bio IPO soon?

No public IPO plans have been announced for Ruby Bio.

How can I track Ruby Bio secondary market activity?

Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Ruby Bio's secondary market activity and sign up for updates.

Firmographic Details

HeadquartersOakland, California
Employee Range11
Year Founded2022
Last FundingJun 9, 2025

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