Arthex Biotech
AntagomiR oligonucleotides to treat Myotonic Dystrophy patients.
Arthex Biotech has raised €78M across 4 funding rounds from 11 investors. Based in Valencia, Spain; founded 2019; active in Healthtech. Data as of 28 Oct 2026.
Total raised
€78M
€78,150,000
Funding rounds
4
Investors
11
distinct backers
Active since
2020-07
Funding by year
EUR raised per yearArthex Biotech — funding by year — interactive chart.
Data table
| Arthex Biotech — funding by year | |
|---|---|
| 2020 | €4.3M |
| 2023 | €42M |
| 2025 | €32M |
Signals
High confidenceRaise-next likelihood54
base rate 48% for Series B
- ▲ In typical raise window
- ▼ Down/flat last round
- ▼ Low backer re-investment
Exit likelihood22
base rate 11% (2+ rounds)
- ▲ €30M+ raised
- ▲ 7y since founding (typical exit age)
- ▲ Recent equity round, but funding momentum is down (may be rescue financing)
Timing: in window vs cohort gap · momentum down. Funding-only estimates, not predictions and not investment advice — see signals.
Funding rounds
4 rounds| Date | Stage | Amount | Investors | |
|---|---|---|---|---|
| — | Other | — | — | View deal → |
| 2025-09-22 | Series B | €32M | AdBio partners,Bpifrance,CDTI Innovación (Innvierte),Columbus Venture Partners,European Innovation Council (EIC),Hadean Ventures+2 more | View deal → |
| 2023-05-03 | Series B | €42M | AdBio partners,Centre for the Development of Industrial Technology (CDTI),Columbus Venture Partners,European Innovation Council (EIC),Hadean Ventures,Invivo Capital Partners+1 more | View deal → |
| 2020-07-23 | Seed | €4.3M | Advent France Biotechnology,Invivo Capital Partners | View deal → |
Investors
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