# Prexton Therapeutics funding: rounds and investors

> Prexton Therapeutics has raised $41M across 2 rounds since 2015. Investors include Ysios Capital, M Ventures and Forbion Capital Partners.

Source: https://millionrounds.com/company/prexton-therapeutics (Millionrounds; every figure on the page links to its filing or article)

Switzerland · [Series B startup](https://millionrounds.com/companies)

# 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.

Biotech Healthcare

Funding summary Updated 26 Oct 2026

**$41M** raised across 2 rounds since 2015, from 2 sources

**$10M** Series A **$31M** Series B

- **Latest round:** Series B, $31M Feb 2017
- **Step-up i:** 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.

2016 2017

**$10M** Series A

**$31M** Series B

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

## The rounds

- **Feb 2017** Series B **$31M** *4 new* *1 returning* [M Ventures](https://millionrounds.com/fund/m-ventures) [Forbion Capital Partners](https://millionrounds.com/fund/forbion-capital-partners) [Ysios Capital](https://millionrounds.com/fund/ysios-capital) Seroba Life Sciences/ Merck Sunstone Reported by FinSMEs
- **Feb 2015** Series A **$10M** *3 new* [Sunstone Life Science Ventures](https://millionrounds.com/fund/sunstone-life-science-ventures) [Ysios Capital](https://millionrounds.com/fund/ysios-capital) [MS Ventures](https://millionrounds.com/fund/ms-ventures) 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 A** 2015 **Series B** 2017 [Ysios Capital](https://millionrounds.com/fund/ysios-capital) [M Ventures](https://millionrounds.com/fund/m-ventures) [Forbion Capital Partners](https://millionrounds.com/fund/forbion-capital-partners) [Sunstone Life Science Ventures](https://millionrounds.com/fund/sunstone-life-science-ventures) [MS Ventures](https://millionrounds.com/fund/ms-ventures) Seroba Life Sciences/ Merck Sunstone

## Everyone who backed them

[Ysios Capital](https://millionrounds.com/fund/ysios-capital) VC firm **2** rounds

[M Ventures](https://millionrounds.com/fund/m-ventures) Corporate VC **1** round

[Forbion Capital Partners](https://millionrounds.com/fund/forbion-capital-partners) Private equity **1** round

[Sunstone Life Science Ventures](https://millionrounds.com/fund/sunstone-life-science-ventures) VC firm **1** round

[MS Ventures](https://millionrounds.com/fund/ms-ventures) VC firm **1** round

Seroba Life Sciences/ Merck no record of our own yet **1** round

Sunstone no record of our own yet **1** round

Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=prexton-therapeutics).

## 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.

### How much has Prexton Therapeutics raised?

Prexton Therapeutics has raised $41M across 2 rounds since 2015.

### When did Prexton Therapeutics last raise?

Prexton Therapeutics's most recent round was a Series B of $31M in Feb 2017.

### What was Prexton Therapeutics's biggest round?

Its most recent round, $31M in Feb 2017, is also its largest on record.

### Who backed Prexton Therapeutics first?

Prexton Therapeutics's first round on record, in Feb 2015, was backed by Sunstone Life Science Ventures, Ysios Capital and MS Ventures.

### What stage is Prexton Therapeutics at?

Prexton Therapeutics's latest named round is a Series B, in Feb 2017.

### Where is Prexton Therapeutics based?

Prexton Therapeutics is based in Switzerland.

## Companies like Prexton Therapeutics

In the same sector, and raised in the last eighteen months.

[**Nouscom** $191M · Oct 2026](https://millionrounds.com/company/nouscom)[**ADC Therapeutics** $646M · Oct 2026](https://millionrounds.com/company/adc-therapeutics)[**AnaCardio** $89M · Oct 2026](https://millionrounds.com/company/anacardio)[**NovaGo Therapeutics** $40M · Sept 2026](https://millionrounds.com/company/novago-therapeutics)[**Prevision Medicine** $5.4M · Sept 2026](https://millionrounds.com/company/prevision-medicine)[**ABCDx** $1.6M · Sept 2026](https://millionrounds.com/company/abcdx)

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