Skip to main content
Caplight Logo









ARTHEx Biotech

ARTHEx Biotech

Private
ValenciaHealthcare & Life Scienceshttps://www.arthexbiotech.com/

Last Round

Series B

Sep 17, 2025

Total Funding Raised

$95M

Momentum

Top 50%

of companies Caplight tracks

Company Overview

ARTHEx Biotech is a biotechnology company that develops targeted RNA medicines for rare genetic neuromuscular disorders.

Sector

Healthcare & Life Sciences

Verticals

Biotechnology, Drug Discovery, Clinical Trials, Precision Medicine

Business Model

B2B

Customer Profile

Services & Consulting

AI Layer

Non-AI

Keywords

RNA therapeuticsantisense oligonucleotidemicroRNArare diseasedrug discoverybiotechclinical-stage biotechmyotonic dystrophydrug deliveryprecision medicineRNA medicineorphan drugASObiopharma

Historical Pricing

Historical view of private secondary pricing and transaction trends.

Unlock Pricing Charts

Sign up to view complete historical pricing and secondary transactions.

Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

View Momentum History

Track how buyer interest and sentiment changes over time.

ARTHEx Biotech Comparables

Compare ARTHEx Biotech with similar companies based on industry and business-model similarity.

ARTHEx Biotech comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Novartis
83%
PepGen
81%
Juvena Therapeutics
81%

ARTHEx Biotech Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Series BSep 17, 2025
Series AJul 20, 2022
SeedJul 23, 2020
SeedJun 1, 2020

Key People

Founding team and executive leadership

beatriz llamusi

CEO And Co-founder

Founding Team

Frederic LEGROS

Chief Executive Officer, Executive Chairman

Executive Team

ARTHEx Biotech Investors

Notable investors and investment history

Market signals

Structured signals derived from secondary market and firmographic data.

  • Jun 18, 2026

    Monthly visitors increased 117% MoM.

  • May 17, 2026

    Monthly visitors increased 67% MoM.

ARTHEx Biotech Filings

Explore SEC and related filing metadata, where available.

ARTHEx Biotech filings preview — column headings only; records require access
TypeDateAmount OfferedAmount SoldFilingPagesDownload

Filing documents are not displayed on this public page. Request access to learn about available coverage.

Request access

Frequently Asked Questions

Common questions about ARTHEx Biotech's valuation, stock price, and market status.

Is ARTHEx Biotech a public or private company?

ARTHEx Biotech is a private company.

What is the current stock price of ARTHEx Biotech?

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

How much is ARTHEx Biotech worth (valuation)?

Valuation information for ARTHEx Biotech is not publicly available.

Can I buy ARTHEx Biotech stock?

ARTHEx Biotech 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 ARTHEx Biotech's last funding round?

ARTHEx Biotech's most recent funding round was Series B on September 17, 2025.

Who are the main investors in ARTHEx Biotech?

Key investors in ARTHEx Biotech include Invivo Partners, Bpifrance, AdBio partners.

Will ARTHEx Biotech IPO soon?

No public IPO plans have been announced for ARTHEx Biotech.

How can I track ARTHEx Biotech secondary market activity?

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

Firmographic Details

HeadquartersValencia
Employee Range28
Year Founded2019
Last FundingSep 17, 2025

Institutional Data Access

Join leading institutional investors using Caplight to access private market data, discover pricing, and execute secondary block trades.

Requires verified institutional or accredited status.

See something wrong or outdated?