United States · 
Who invested in Octant Bio?
Octant Bio's investors include Andreessen Horowitz, SV Angel, Gaingels, 8VC and Lux Capital, and 1 more on record.
United States · Series B startup
Who invested in Octant Bio
One round we have observed, with the 6 investors named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.
Funding summaryUpdated 26 Oct 2026
$80Mraised across 1 round since 2022, from 1 source
- Latest round
- Series B, $80MApr 2022
- Investors
- 6
The rounds
- Apr 2022Series B$80M
Source recorded
Everyone who backed them
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
This firm lists Octant Bio 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 Octant Bio
How much has Octant Bio raised?
Octant Bio has raised $80M across 1 round since 2022.
When did Octant Bio last raise?
Octant Bio's most recent round was a Series B of $80M in Apr 2022.
What was Octant Bio's biggest round?
Its most recent round, $80M in Apr 2022, is also its largest on record.
Who backed Octant Bio first?
Octant Bio's first round on record, in Apr 2022, was backed by Andreessen Horowitz, SV Angel and Gaingels and 3 others.
What stage is Octant Bio at?
Octant Bio's latest named round is a Series B, in Apr 2022.
Where is Octant Bio based?
Octant Bio is based in the United States.
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