United States · 
Who invested in Outer Biosciences?
Outer Biosciences's investors include Liquid 2 Ventures.
2023202420252026
?Venture$23MRound
United States · Venture startup
Who invested in Outer Biosciences
Funding summaryUpdated 26 Oct 2026
$23Mraised across 2 rounds since 2023, from 2 sources
- Latest round
- Round, $23MAug 2026
- Investors
- 1
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Venture Jan 2023
- Biggest round
- $23M Round · Aug 2026
- Between rounds
- 3.7 years from the last two
The rounds
- Aug 2026Round$23M
No investor was named in the report.
Filed with the SEC (Form D); no report of this raise yetSEC filing: $23M sold, first sale Aug 2026
- Jan 2023
Everyone who backed them
Missing a round, or an investor who was in one? Tell us.
Quick answers about Outer Biosciences
How much has Outer Biosciences raised?
Outer Biosciences has raised $23M across 2 rounds since 2023. One round did not disclose an amount, so the total is a floor.
When did Outer Biosciences last raise?
Outer Biosciences's most recent round, $23M, was in Aug 2026.
What was Outer Biosciences's biggest round?
Its most recent round, $23M in Aug 2026, is also its largest on record.
Who backed Outer Biosciences first?
Outer Biosciences's first round on record, in Jan 2023, was backed by Liquid 2 Ventures.
What stage is Outer Biosciences at?
Outer Biosciences's latest named round is a Venture, in Jan 2023.
Where is Outer Biosciences based?
Outer Biosciences is based in the United States.
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