United States · 
Who invested in Seres Therapeutics?
Seres Therapeutics's investors include RA Capital Management, Mayo Clinic and Flagship Pioneering.
United States · Funded startup
Who invested in Seres Therapeutics
Funding summaryUpdated 26 Oct 2026
$3.6Mraised across 1 round since 2025, from 1 source
- Latest round
- Grant, $3.6MOct 2025
- Investors
- 3
The rounds
- Oct 2025
Founders and team
From Seres Therapeutics's own website: 2 on the team.
- Richard KenderExecutive Chair and Interim Chief Executive Officer
- Chris McChalicherEVP, Chief Technology Officer
AdvisersStephen Berenson
Everyone who backed them
Missing a round, or an investor who was in one? Tell us.
Quick answers about Seres Therapeutics
How much has Seres Therapeutics raised?
Seres Therapeutics has raised $3.6M across 1 round since 2025.
When did Seres Therapeutics last raise?
Seres Therapeutics's most recent round was a Grant of $3.6M in Oct 2025.
What was Seres Therapeutics's biggest round?
Its most recent round, $3.6M in Oct 2025, is also its largest on record.
Who backed Seres Therapeutics first?
Seres Therapeutics's first round on record, in Oct 2025, was backed by RA Capital Management, Mayo Clinic and Flagship Pioneering.
What stage is Seres Therapeutics at?
Seres Therapeutics's latest named round is a Grant, in Oct 2025.
Where is Seres Therapeutics based?
Seres Therapeutics is based in the United States.
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