What does 4BIO Capital invest in?
4BIO Capital invests most often at Series A and Seed (70% of the rounds on record), in sectors such as Metabolites, Life Sciences Tools and Gene.

United Kingdom · Investor
Last cheque observed Oct 2026; 10 cheques on record.
Deploying nowNew fund $10M, Jul 2026VC firm
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5 cheques in the last 12 months
Mostly Series A and Seed: 70% of its rounds
Led 7 rounds
WE ARE A LONDON-BASED FIRM INVESTING IN LIFE SCIENCES VENTURE CAPITALFrom their own website
Every round we can evidence, newest first10 appearances
5 rounds
2 rounds
1 round
1 round
1 round
An announcement gives the size of the round, not the size of this investor's cheque: the only rounds that imply a cheque are those where they were the sole named investor.
Named by the firm itself, on a filing, its Form ADV or its company registration4 named
We also hold 23 people at this firm from the lists this database was built from: a weaker source than the filings, since a list does not say when a title ended. Login to see them.
From the firm's own filings with the SEC, which it must file accurately by law
Funds on its Form ADV
4 private funds, $167M in gross assets · filed Oct 2024
Private equity 2Liquidity 2
Who backs their funds
The institutions that put money into its funds, which the firm then invests in companies.Source: an LP list.
| Fund | Vintage | Committed |
|---|---|---|
| 4Bio Capital | - | - |
Weaker than a round we watched, stronger than a list somebody sold us. A firm is far less willing to put a company on its own site that it never funded.
The investors most often in the same rounds as 4BIO Capital. A count of rooms they were both in, not a relationship either has claimed.
The latest companies 4BIO Capital put money into.
4BIO Capital invests most often at Series A and Seed (70% of the rounds on record), in sectors such as Metabolites, Life Sciences Tools and Gene.
10 investments on record, 5 of them in the last 12 months, and it led 7. The most recent was in Oct 2026.
Its most recent investments on record: Undecimal Bio (Seed, Oct 2026), Aptadir Therapeutics (Seed, Sept 2026) and Cloverleaf Bio (Seed, Sept 2026).
The median round it joins is $61M.
Yes: it led 7 of its 10 investments on record (70%).
Most of the companies it backs are in the United Kingdom (63%), the United States (25%) and Japan (13%).
Yes: it is actively investing, with 5 investments in the last 12 months.
Most often IQ Capital (2 rounds together), Kerna Ventures (2 rounds together) and Mission BioCapital (2 rounds together).
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Built from the rounds we watched, its filings and its own website, refreshed every night. How we count · Report a correction · Is this your firm? Claim it