Switzerland · Series B startup

Who invested in Prexton Therapeutics

2 rounds we have observed, with the 7 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

BiotechHealthcare

Funding summaryUpdated 26 Oct 2026

$41Mraised across 2 rounds since 2015, from 2 sources

$10MSeries A$31MSeries B

Latest round: Series B, $31MFeb 2017
Step-upi: 3.1×
Investors: 7

See who backed them

The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

20162017

$10MSeries A$31MSeries B

First round: Series A, $10M
Biggest round: $31M
Between rounds: 23 months

The rounds

Feb 2017
Series B$31M4 new1 returning
- M Ventures
- Forbion Capital Partners
- Ysios Capital
- Seroba Life Sciences/ Merck
- Sunstone
Reported by FinSMEs
Feb 2015
Series A$10M3 new
From a historical funding record

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.

Series A2015Series B2017

Ysios Capital

M Ventures

Forbion Capital Partners

Sunstone Life Science VenturesMS VenturesSeroba Life Sciences/ MerckSunstone

Everyone who backed them

Ysios CapitalVC firm2rounds

M VenturesCorporate VC1round

Forbion Capital PartnersPrivate equity1round

Sunstone Life Science VenturesVC firm1round

MS VenturesVC firm1round

Seroba Life Sciences/ Merckno record of our own yet1round

Sunstoneno record of our own yet1round

Missing a round, or an investor who was in one? Tell us.

Quick answers about Prexton Therapeutics

Who invested in Prexton Therapeutics?

Prexton Therapeutics's investors include Ysios Capital, M Ventures, Forbion Capital Partners, Sunstone Life Science Ventures and MS Ventures, and 2 more on record.