United States · 
Who invested in OrsoBio?
OrsoBio's investors include Eli Lilly, Samsara BioCapital and Longitude Capital.
United States · Series B startup
Who invested in OrsoBio
Funding summaryUpdated 26 Oct 2026
$67Mraised across 1 round since 2024, from 1 source
- Latest round
- Series B, $67MSept 2024
- Investors
- 3
The rounds
- Sept 2024Series B$67M
Source recordedSEC filing: $40M sold, first sale Aug 2024
Everyone who backed them
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Also claim to have backed them
This firm lists OrsoBio as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above.
Quick answers about OrsoBio
How much has OrsoBio raised?
OrsoBio has raised $67M across 1 round since 2024.
When did OrsoBio last raise?
OrsoBio's most recent round was a Series B of $67M in Sept 2024.
What was OrsoBio's biggest round?
Its most recent round, $67M in Sept 2024, is also its largest on record.
Who backed OrsoBio first?
OrsoBio's first round on record, in Sept 2024, was backed by Eli Lilly, Samsara BioCapital and Longitude Capital.
What stage is OrsoBio at?
OrsoBio's latest named round is a Series B, in Sept 2024.
Where is OrsoBio based?
OrsoBio is based in the United States.
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