United States · 
Who invested in Bambusa Therapeutics?
Bambusa Therapeutics's investors include RA Capital Management, Janus Henderson Investors, Invus and Redmile Group.
2026
$90MSeries A?Venture
United States · Venture startup
Who invested in Bambusa Therapeutics
Funding summaryUpdated 26 Oct 2026
$90Mraised across 2 rounds since 2025, from 2 sources
- Latest round
- VentureNov 2025
- Biggest round
- $90MSeries A · Feb 2025
- Investors
- 4
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Series A, $90M Feb 2025
- Biggest round
- $90M Series A · Feb 2025
- Between rounds
- 9 months from the last two
The rounds
- Nov 2025VentureAmount undisclosed4 returning
Source recorded
- Feb 2025Series A$90M4 new
Source recordedSEC filing: $9.0M sold, first sale Jun 2024
Founders and team
From Bambusa Therapeutics's own website: 1 founder, 6 on the team.
Helmut JeggleCo-Founder
- Jen SalstromVice President, Clinical Development
- Crystal MacKayChief Operating Officer
- Jon LieberChief Financial Officer
- Christian FoersterBoard Member
- Derek DiRoccoBoard Member
- Mike MalynnDirector, Finance
AdvisersLooking Forward
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.
Everyone who backed them
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Quick answers about Bambusa Therapeutics
How much has Bambusa Therapeutics raised?
Bambusa Therapeutics has raised $90M across 2 rounds since 2025. One round did not disclose an amount, so the total is a floor.
When did Bambusa Therapeutics last raise?
Bambusa Therapeutics's most recent round was a Venture in Nov 2025.
What was Bambusa Therapeutics's biggest round?
Bambusa Therapeutics's largest round on record is $90M (Series A), in Feb 2025.
Who backed Bambusa Therapeutics first?
Bambusa Therapeutics's first round on record, in Feb 2025, was backed by RA Capital Management, Janus Henderson Investors and Invus and 1 others.
What stage is Bambusa Therapeutics at?
Bambusa Therapeutics's latest named round is a Venture, in Nov 2025.
Where is Bambusa Therapeutics based?
Bambusa Therapeutics is based in the United States.
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