# Aptadir Therapeutics funding: rounds and investors

> Aptadir Therapeutics has raised $47M across 2 rounds since 2024. Investors include CDP Venture Capital, 4BIO Capital and Club degli Investitori.

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

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

# Who invested in *Aptadir Therapeutics*

2 rounds we have observed, with the 10 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.

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Biotech Genomics Healthcare

Raised 1 month ago

Funding summary Updated 27 Oct 2026

**$47M** raised across 2 rounds since 2024, from 3 sources

**$1.6M** Pre-seed **$46M** Seed

- **Latest round:** Seed, $46M Sept 2026
- **Led by:** 4BIO Capital
- **Step-up i:** 28.4×
- **Investors:** 10 (1 led)

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.

2025 2026

**$1.6M** Pre-seed

**$46M** Seed

- **First round:** Pre-seed, $1.6M
- **Biggest round:** $46M
- **Between rounds:** 2.1 years

## The rounds

- **Sept 2026** Seed **$46M** *9 new* *1 returning* [4BIO Capital](https://millionrounds.com/fund/4bio-capital) Lead [CDP Venture Capital](https://millionrounds.com/fund/cdp-venture-capital) [Club degli Investitori](https://millionrounds.com/fund/club-degli-investitori) [Angelini Ventures](https://millionrounds.com/fund/angelini-ventures) [Kerna Ventures](https://millionrounds.com/fund/kerna-ventures) [Italian Angels for Biotech](https://millionrounds.com/fund/italian-angels-for-biotech) [Xgen Ventures](https://millionrounds.com/fund/xgen-ventures) [CE-Ventures](https://millionrounds.com/fund/ce-ventures) [EXTEND (CDP Venture Capital SGR, Angelini Ventures and Evotec SE)](https://millionrounds.com/fund/extend-cdp-venture-capital-sgr-angelini-ventures-and-evotec-) [Indaco Bio](https://millionrounds.com/fund/indaco-bio) Reported by 4BIO Capital and 1 other
- **Sept 2024** Pre-seed **$1.6M** *1 new* [CDP Venture Capital](https://millionrounds.com/fund/cdp-venture-capital) Source recorded

## 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.

**Pre-seed** 2024 **Seed** 2026 [CDP Venture Capital](https://millionrounds.com/fund/cdp-venture-capital) [4BIO Capital](https://millionrounds.com/fund/4bio-capital) L [Club degli Investitori](https://millionrounds.com/fund/club-degli-investitori) [Angelini Ventures](https://millionrounds.com/fund/angelini-ventures) [Kerna Ventures](https://millionrounds.com/fund/kerna-ventures) [Italian Angels for Biotech](https://millionrounds.com/fund/italian-angels-for-biotech) [Xgen Ventures](https://millionrounds.com/fund/xgen-ventures) [CE-Ventures](https://millionrounds.com/fund/ce-ventures) [EXTEND (CDP Venture Capital SGR, Angelini Ventures and Evotec SE)](https://millionrounds.com/fund/extend-cdp-venture-capital-sgr-angelini-ventures-and-evotec-) [Indaco Bio](https://millionrounds.com/fund/indaco-bio)

## Everyone who backed them

[CDP Venture Capital](https://millionrounds.com/fund/cdp-venture-capital) VC firm **2** rounds

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

[Club degli Investitori](https://millionrounds.com/fund/club-degli-investitori) Angel network **1** round

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

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

[Italian Angels for Biotech](https://millionrounds.com/fund/italian-angels-for-biotech) Angel network **1** round

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

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

[EXTEND (CDP Venture Capital SGR, Angelini Ventures and Evotec SE)](https://millionrounds.com/fund/extend-cdp-venture-capital-sgr-angelini-ventures-and-evotec-) VC firm **1** round

[Indaco Bio](https://millionrounds.com/fund/indaco-bio) VC firm **1** round

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

## Quick answers about Aptadir Therapeutics

### Who invested in Aptadir Therapeutics?

Aptadir Therapeutics's investors include CDP Venture Capital, 4BIO Capital, Club degli Investitori, Angelini Ventures and Kerna Ventures, and 5 more on record. 4BIO Capital led its latest round.

### How much has Aptadir Therapeutics raised?

Aptadir Therapeutics has raised $47M across 2 rounds since 2024.

### When did Aptadir Therapeutics last raise?

Aptadir Therapeutics's most recent round was a Seed of $46M in Sept 2026, led by 4BIO Capital.

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

Its most recent round, $46M in Sept 2026, is also its largest on record.

### Who backed Aptadir Therapeutics first?

Aptadir Therapeutics's first round on record, in Sept 2024, was backed by CDP Venture Capital.

### What stage is Aptadir Therapeutics at?

Aptadir Therapeutics's latest named round is a Seed, in Sept 2026.

### Where is Aptadir Therapeutics based?

Aptadir Therapeutics is based in the United Kingdom.

### Who led Aptadir Therapeutics's rounds?

4BIO Capital led the Seed in 2026.

## Companies like Aptadir Therapeutics

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

[**Adsilico** $31M · Oct 2026](https://millionrounds.com/company/adsilico)[**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)

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