France · 
Who invested in Cyllene Therapeutics?
Cyllene Therapeutics's investors include Bpifrance and Andera Partners.
20252026
$28MSeries B$38MSeries C
France · Series C startup
Who invested in Cyllene Therapeutics
Funding summaryUpdated 26 Oct 2026
$66Mraised across 2 rounds since 2025, from 2 sources
$28MSeries B$38MSeries C
- Latest round
- Series C, $38MJul 2026
- Step-upi
- 1.3×
- Investors
- 2
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 B, $28M Feb 2025
- Biggest round
- $38M Series C · Jul 2026
- Between rounds
- 17 months from the last two
The rounds
- Jul 2026
- Feb 2025
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
Missing a round, or an investor who was in one? Tell us.
Quick answers about Cyllene Therapeutics
How much has Cyllene Therapeutics raised?
Cyllene Therapeutics has raised $66M across 2 rounds since 2025.
When did Cyllene Therapeutics last raise?
Cyllene Therapeutics's most recent round was a Series C of $38M in Jul 2026.
What was Cyllene Therapeutics's biggest round?
Its most recent round, $38M in Jul 2026, is also its largest on record.
Who backed Cyllene Therapeutics first?
Cyllene Therapeutics's first round on record, in Feb 2025, was backed by Bpifrance and Andera Partners.
What stage is Cyllene Therapeutics at?
Cyllene Therapeutics's latest named round is a Series C, in Jul 2026.
Where is Cyllene Therapeutics based?
Cyllene Therapeutics is based in France.
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