# C4 Therapeutics funding: rounds and investors

> C4 Therapeutics has raised $125M across 1 round since 2025. Investors include RA Capital Management, Janus Henderson Investors and Cormorant Asset Management.

Source: https://millionrounds.com/company/c4-therapeutics (Millionrounds; every figure on the page links to its filing or article)

United States · [Funded startup](https://millionrounds.com/companies)

# Who invested in *C4 Therapeutics*

One round we have observed, with the 4 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

Funding summary Updated 26 Oct 2026

**$125M** raised across 1 round since 2025, from 1 source

- **Latest round:** Round, $125M Oct 2025
- **Investors:** 4

See who backed them

## The rounds

- **Oct 2025** Round **$125M** [RA Capital Management](https://millionrounds.com/fund/ra-capital-management) [Janus Henderson Investors](https://millionrounds.com/fund/janus-henderson-investors) [Cormorant Asset Management](https://millionrounds.com/fund/cormorant-asset-management) [Novartis](https://millionrounds.com/fund/novartis) Source recorded

## Founders and team

From the SEC filings it signed: 2 on the team.

- **Jason Fisherman** Executive Officer, Director i
- **Marc Cohen** Executive Officer, Director i

On the board, as filed i *Alain Cohen* *Bihua M. Chen* *Bruce M. Downey* *Elena M. Prokupets* *Jay M. Eastman* *Kenneth M. Anderson* *Malcolm S. Salter* *Miles M. Stuchin* *Ronald W. Kaiser* *William M. Scalzulli*

## Everyone who backed them

[RA Capital Management](https://millionrounds.com/fund/ra-capital-management) Private equity **1** round

[Janus Henderson Investors](https://millionrounds.com/fund/janus-henderson-investors) Private equity **1** round

[Cormorant Asset Management](https://millionrounds.com/fund/cormorant-asset-management) Private equity **1** round

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

Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=c4-therapeutics).

## Also claim to have backed them

These 2 firms list C4 Therapeutics as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.

[Nextech Invest](https://millionrounds.com/fund/nextech-invest) Private equity Per its own site

[Lightchain Capital](https://millionrounds.com/fund/lightchain-capital-llc) VC firm Per its own site

## Quick answers about C4 Therapeutics

### Who invested in C4 Therapeutics?

C4 Therapeutics's investors include RA Capital Management, Janus Henderson Investors, Cormorant Asset Management and Novartis.

### How much has C4 Therapeutics raised?

C4 Therapeutics has raised $125M across 1 round since 2025.

### When did C4 Therapeutics last raise?

C4 Therapeutics's most recent round was an Undisclosed round of $125M in Oct 2025.

### What was C4 Therapeutics's biggest round?

Its most recent round, $125M in Oct 2025, is also its largest on record.

### Who backed C4 Therapeutics first?

C4 Therapeutics's first round on record, in Oct 2025, was backed by RA Capital Management, Janus Henderson Investors and Cormorant Asset Management and 1 others.

### What stage is C4 Therapeutics at?

C4 Therapeutics's latest named round is an Undisclosed round, in Oct 2025.

### Where is C4 Therapeutics based?

C4 Therapeutics is based in the United States.

## Companies like C4 Therapeutics

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

[**Star Therapeutics** $325M · Oct 2026](https://millionrounds.com/company/star-therapeutics)[**Promaxo** $106M · Oct 2026](https://millionrounds.com/company/promaxo)[**Prolific Machines** $105M · Oct 2026](https://millionrounds.com/company/prolific-machines)[**IMIO** $19M · Oct 2026](https://millionrounds.com/company/imio)[**Clinical Ink** $24M · Oct 2026](https://millionrounds.com/company/clinical-ink)[**Rejuvenate Bio** $13M · Oct 2026](https://millionrounds.com/company/rejuvenate-bio)

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