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Cyllene Therapeutics

Cyllene Therapeutics

Private
ParisHealthcare & Life Scienceshttps://cyllene-tx.com/

Last Round

Series C

Jul 7, 2026

Total Funding Raised

$93.95M

Momentum

Top 10%

of companies Caplight tracks

Company Overview

Cyllene Therapeutics is a biotechnology company that develops non-replicating HSV-1 vector technology for neurological diseases.

Sector

Healthcare & Life Sciences

Verticals

Biotechnology, Clinical Trials, Precision Medicine

Business Model

B2B

Customer Profile

Services & Consulting

AI Layer

Non-AI

Keywords

gene therapyviral vectorHSV-1 vectorprecision medicineneuro-urologybiotechnologygenetic medicinetransgene expressionclinical-stage biotechdrug deliverynext-gen gene therapynon-viral gene therapyneurogenic bladder

Historical Pricing

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Caplight Momentum Score

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Cyllene Therapeutics Comparables

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Cyllene Therapeutics comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Replay
76%
Sumitomo Pharma Co., Ltd.
74%
Guangzhou Yinming Biomedical Technology
64%

Cyllene Therapeutics Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Series CJul 7, 2026
Series BFeb 20, 2025
Series A ExtensionJul 13, 2023
Series AMar 1, 2021
SeedMay 1, 2019

Key People

Founding team and executive leadership

Philippe Chambon

Co-Founder, Chairman And CEO

Founding Team

Samuel Salot

Chief Operating Officer

Executive Team

Cyllene Therapeutics Investors

Notable investors and investment history

Cyllene Therapeutics investors
InvestorRounds
SCI VenturesSeries B
GordonMD Global InvestmentsSeries C
Andera PartnersSeries C, Series B
M VenturesSeries C
BpifranceSeries B, Grant

Market signals

Structured signals derived from secondary market and firmographic data.

  • Aug 1, 2026

    Grew 20% QoQ, from 25 to 30 employees.

  • Jul 7, 2026

    $38M round led by GordonMD Global Investments and M Ventures.

Recent news

Latest coverage and updates

  • receives_financingJul 7, 2026

    Eg427 received financing of $37.7M in Series C on Jul 7th '26.

  • is_developingJun 24, 2026

    Eg427 is developing targeted gene therapy for bladder dysfunction.

Cyllene Therapeutics Filings

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Cyllene Therapeutics filings preview — column headings only; records require access
TypeDateAmount OfferedAmount SoldFilingPagesDownload

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Frequently Asked Questions

Common questions about Cyllene Therapeutics's valuation, stock price, and market status.

Is EG 427 a public or private company?

EG 427 is a private company.

What is the current stock price of EG 427?

EG 427 is a private company with no public stock price. No recent secondary market data is available.

How much is EG 427 worth (valuation)?

Valuation information for EG 427 is not publicly available.

Can I buy EG 427 stock?

EG 427 shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.

When was EG 427's last funding round?

EG 427's most recent funding round was Series B on February 20, 2025.

Who are the main investors in EG 427?

Key investors in EG 427 include Andera Partners, Bpifrance.

Will EG 427 IPO soon?

No public IPO plans have been announced for EG 427.

How can I track EG 427 secondary market activity?

Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor EG 427's secondary market activity and sign up for updates.

Firmographic Details

HeadquartersParis
Employee Range25
Year Founded2019
Last FundingJul 7, 2026

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