# Actithera funding: rounds and investors

> Actithera has raised $76M across 1 round since 2025. Investors include Sofinnova Partners, M/VENTURES and Hadean Ventures. Every round with its source.

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

United Kingdom · [Series A startup](https://millionrounds.com/companies)

# Who invested in *Actithera*

One round we have observed, with the 10 investors named in it. 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

**$76M** raised across 1 round since 2025, from 1 source

- **Latest round:** Series A, $76M Jul 2025
- **Led by:** Sofinnova Partners and M/VENTURES and 2 more
- **Investors:** 10 (4 led)

See who backed them

## The rounds

- **Jul 2025** Series A **$76M** [Sofinnova Partners](https://millionrounds.com/fund/sofinnova-partners) Lead [M/VENTURES](https://millionrounds.com/fund/m-ventures-6) Lead [Hadean Ventures](https://millionrounds.com/fund/hadean-ventures) Lead [4BIO Capital](https://millionrounds.com/fund/4bio-capital) Lead [Innovestor](https://millionrounds.com/fund/innovestor) [Investinor](https://millionrounds.com/fund/investinor) [Surveyor Capital](https://millionrounds.com/fund/surveyor-capital) [Bioqube Ventures](https://millionrounds.com/fund/bioqube-ventures) [Innovestor Life Science Fund](https://millionrounds.com/fund/innovestor-life-science-fund) [Arkin Bio Ventures II](https://millionrounds.com/fund/arkin-bio-ventures-ii) Reported by 4BIO Capital

## Everyone who backed them

[Sofinnova Partners](https://millionrounds.com/fund/sofinnova-partners) VC firm **1** round, led 1

[M/VENTURES](https://millionrounds.com/fund/m-ventures-6) VC firm **1** round, led 1

[Hadean Ventures](https://millionrounds.com/fund/hadean-ventures) Private equity **1** round, led 1

[4BIO Capital](https://millionrounds.com/fund/4bio-capital) VC firm **1** round, led 1

[Innovestor](https://millionrounds.com/fund/innovestor) Angel network **1** round

[Investinor](https://millionrounds.com/fund/investinor) VC firm **1** round

[Surveyor Capital](https://millionrounds.com/fund/surveyor-capital) VC firm **1** round

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

[Innovestor Life Science Fund](https://millionrounds.com/fund/innovestor-life-science-fund) VC firm **1** round

[Arkin Bio Ventures II](https://millionrounds.com/fund/arkin-bio-ventures-ii) VC firm **1** round

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

## Quick answers about Actithera

### Who invested in Actithera?

Actithera's investors include Sofinnova Partners, M/VENTURES, Hadean Ventures, 4BIO Capital and Innovestor, and 5 more on record. Sofinnova Partners led its latest round.

### How much has Actithera raised?

Actithera has raised $76M across 1 round since 2025.

### When did Actithera last raise?

Actithera's most recent round was a Series A of $76M in Jul 2025, led by Sofinnova Partners.

### What was Actithera's biggest round?

Its most recent round, $76M in Jul 2025, is also its largest on record.

### Who backed Actithera first?

Actithera's first round on record, in Jul 2025, was backed by Sofinnova Partners, M/VENTURES and Hadean Ventures and 7 others.

### What stage is Actithera at?

Actithera's latest named round is a Series A, in Jul 2025.

### Where is Actithera based?

Actithera is based in the United Kingdom.

### Who led Actithera's rounds?

Sofinnova Partners led the Series A in 2025.

## Companies like Actithera

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

[**Coherence Neuro** $55M · Oct 2026](https://millionrounds.com/company/coherence-neuro)[**HydRegen** $12M · Oct 2026](https://millionrounds.com/company/hydregen)[**XRlabs** $8.4M · Oct 2026](https://millionrounds.com/company/xrlabs)[**OMass Therapeutics** $442M · Oct 2026](https://millionrounds.com/company/omass-therapeutics)[**CMR Surgical** $1.1B · Oct 2026](https://millionrounds.com/company/cmr-surgical)[**MintNeuro** $26M · Oct 2026](https://millionrounds.com/company/mintneuro)

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