Skip to main content
Caplight Logo









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 50%

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

Historical view of private secondary pricing and transaction trends.

Unlock Pricing Charts

Sign up to view complete historical pricing and secondary transactions.

Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

View Momentum History

Track how buyer interest and sentiment changes over time.

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.

  • Nov 12, 2025

    $7.15M round closed

  • Sep 10, 2024

    $5M round led by Main Sequence

Number 8 Bio Filings

SEC and related filings with document metadata.

Data table
TypedDateAmount OfferedAmount SoldFillingPagesDownload
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation

Number 8 Bio Filings

SEC and related filings with document metadata.

Frequently Asked Questions

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

Firmographic Details

HeadquartersSydney
Employee Range24
Year Founded2022
Last FundingNov 12, 2025

Institutional Data Access

Join leading institutional investors using Caplight to access private market data, discover pricing, and execute secondary block trades.

Requires verified institutional or accredited status.

See something wrong or outdated?