United Kingdom · Who invested in MiroBio?
MiroBio's investors include Oxford Science Enterprises, Samsara BioCapital, SR One, OrbiMed and Advent Life Sciences Llp.
202020212022
$33MRound$13MSeries A$97MSeries B
United Kingdom · Series B startup
Who invested in MiroBio
Funding summaryUpdated 26 Oct 2026
$144Mraised across 3 rounds since 2019, from 3 sources
$33MRound$13MSeries A$97MSeries B
- Latest round
- Series B, $97MJun 2022
- Step-upi
- 7.2×
- Investors
- 5 (2 led)
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Round, $33M Oct 2019
- Biggest round
- $97M Series B · Jun 2022
- Usual gap between rounds
- 2 years the median of 2
The rounds
- Jun 2022Series B$97M1 new3 returning
Source recorded
- Oct 2021Series A$13M
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
- Oct 2019Round$33M4 new
Reported by Innovation
Funding filed with regulators
MiroBio filed 4 raises, $59M in all. Filings say how much was sold and to how many investors; they never name the investors.
- Jul 2022$1.5MUK share allotment
- Jun 2022$43MUK share allotment
- Apr 2022$804KUK share allotment
- Oct 2021$13MUK share allotment
Who was in which round
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
Round2019Series A2021Series B2022
Oxford Science EnterprisesL
Samsara BioCapitalL
SR One
OrbiMed
Advent Life Sciences Llp
Oxford Science EnterprisesLSamsara BioCapitalLSR OneOrbiMedAdvent Life Sciences LlpEveryone who backed them
Missing a round, or an investor who was in one? Tell us.
Quick answers about MiroBio
How much has MiroBio raised?
MiroBio has raised $144M across 3 rounds since 2019.
When did MiroBio last raise?
MiroBio's most recent round was a Series B of $97M in Jun 2022.
What was MiroBio's biggest round?
Its most recent round, $97M in Jun 2022, is also its largest on record.
Who backed MiroBio first?
MiroBio's first round on record, in Oct 2019, was backed by Oxford Science Enterprises, Samsara BioCapital and SR One and 1 others.
What stage is MiroBio at?
MiroBio's latest named round is a Series B, in Jun 2022.
Where is MiroBio based?
MiroBio is based in the United Kingdom.
Who led MiroBio's rounds?
Oxford Science Enterprises led the Undisclosed round in 2019.
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