United Kingdom · Funded startup
7 rounds we have observed, with the 13 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.
Raised 8 months ago
Funding summaryUpdated 26 Oct 2026
$125Mraised across 7 rounds since 2014, from 7 sources
Each circle is a round, placed by date and sized by amount. The line above is the running total.
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
Big Health filed 4 raises, $86M in all. Filings say how much was sold and to how many investors; they never name the investors.
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
Index Ventures
Octopus Ventures
406 VenturesL
AlleyCorpL
Y Combinator
SoftBankSoftBank Vision Fund
Gilde Healthcare
The Blue Venture Fund
Forward PartnersMissing a round, or an investor who was in one? Tell us.
These 5 firms list Big Health as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.
Big Health's investors include Index Ventures, Octopus Ventures, 406 Ventures, AlleyCorp and Y Combinator, and 8 more on record. 406 Ventures led its latest round.
Big Health has raised $125M across 7 rounds since 2014.
Big Health's most recent round was an Undisclosed round of $24M in Feb 2026, led by 406 Ventures.
Big Health's largest round on record is $68M, in Jan 2022.
Big Health's first round on record, in Apr 2014, was backed by Index Ventures and Forward Partners.
Big Health's latest named round is an Undisclosed round, in Feb 2026.
Big Health is based in the United Kingdom.
406 Ventures led the Undisclosed round in 2026.
In the same sector, and raised in the last eighteen months.
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United Kingdom · 
