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Number 8 Bio

Number 8 Bio

Private
SydneyEnergy & Sustainabilityhttps://www.number8.bio/

Last Round

Series A

Nov 12, 2025

Total Funding Raised

$13.14M

Momentum

Top 25%

of companies Caplight tracks

Company Overview

Number 8 Bio is an ag-tech company that develops livestock feed additives designed to reduce enteric methane emissions and improve animal productivity.

Sector

Energy & Sustainability

Verticals

Biotechnology, Carbon Capture

Business Model

B2B

Customer Profile

Hardware Sales, Data as a Service

AI Layer

Non-AI

Keywords

feed additivesmethane reductionsynthetic biologyrumen bolusag-biotechmethane inhibitorscow methanefeed efficiencyscope 3 emissionscarbon insettinglivestock productivitymethane abatemententeric methaneagtechclimate tech

Historical Pricing

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Caplight Momentum Score

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Number 8 Bio Comparables

Compare Number 8 Bio with similar companies based on industry and business-model similarity.

Number 8 Bio comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Rumin8
91%
Hoofprint Biome
87%
Blue Ocean Barns
87%

Number 8 Bio Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Series ANov 12, 2025
SeedSep 10, 2024
Pre SeedJun 13, 2023

Key People

Founding team and executive leadership

Thomas Williams

CEO And Co-Founder

Founding Team

Number 8 Bio Investors

Notable investors and investment history

Number 8 Bio investors
InvestorRounds
Icehouse VenturesSeries A
The March FundSeed
Main SequenceSeries A, Pre Seed, Seed
Main Sequence VenturesSeries A
Bioplatforms AustraliaPre Seed
Possible VenturesPre Seed
UNSW FoundersPre Seed

Market signals

Structured signals derived from secondary market and firmographic data.

  • Aug 22, 2026

    Monthly visitors grew 548% MoM, reaching 3.6K.

  • Nov 12, 2025

    $7.15M round closed

Number 8 Bio Filings

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Number 8 Bio filings preview — column headings only; records require access
TypeDateAmount OfferedAmount SoldFilingPagesDownload

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Frequently Asked Questions

Common questions about Number 8 Bio's valuation, stock price, and market status.

Is Number 8 bio a public or private company?

Number 8 bio is a private company.

What is the current stock price of Number 8 bio?

Number 8 bio is a private company with no public stock price. No recent secondary market data is available.

How much is Number 8 bio worth (valuation)?

Valuation information for Number 8 bio is not publicly available.

Can I buy Number 8 bio stock?

Number 8 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 Number 8 bio's last funding round?

Number 8 bio's most recent funding round was Series A on November 25, 2025.

Who are the main investors in Number 8 bio?

Key investors in Number 8 bio include Icehouse Ventures, Main Sequence, Possible Ventures.

Will Number 8 bio IPO soon?

No public IPO plans have been announced for Number 8 bio.

How can I track Number 8 bio secondary market activity?

Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Number 8 bio's secondary market activity and sign up for updates.

Firmographic Details

HeadquartersSydney
Employee Range21
Year Founded2022
Last FundingNov 12, 2025

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