# Cirius Therapeutics funding: rounds and investors

> Cirius Therapeutics has raised $40M across 1 round since 2017. Investors include Frazier Healthcare Partners, Renaissance and Hopen Life Sciences.

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

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

# Who invested in *Cirius 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 Healthcare

Funding summary Updated 26 Oct 2026

**$40M** raised across 1 round since 2017, from 1 source

- **Latest round:** Series A, $40M Apr 2017
- **Investors:** 4

See who backed them

## The rounds

- **Apr 2017** Series A **$40M** [Frazier Healthcare Partners](https://millionrounds.com/fund/frazier-healthcare-partners) [Renaissance](https://millionrounds.com/fund/renaissance) Hopen Life Sciences Novo A/S/ Adams Street Partners Reported by FinSMEs SEC filing: $30M sold, first sale Mar 2017

## Everyone who backed them

[Frazier Healthcare Partners](https://millionrounds.com/fund/frazier-healthcare-partners) Private equity **1** round

[Renaissance](https://millionrounds.com/fund/renaissance) Private equity **1** round

Hopen Life Sciences no record of our own yet **1** round

Novo A/S/ Adams Street Partners 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=cirius-therapeutics).

## Quick answers about Cirius Therapeutics

### Who invested in Cirius Therapeutics?

Cirius Therapeutics's investors include Frazier Healthcare Partners, Renaissance, Hopen Life Sciences and Novo A/S/ Adams Street Partners.

### How much has Cirius Therapeutics raised?

Cirius Therapeutics has raised $40M across 1 round since 2017.

### When did Cirius Therapeutics last raise?

Cirius Therapeutics's most recent round was a Series A of $40M in Apr 2017.

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

Its most recent round, $40M in Apr 2017, is also its largest on record.

### Who backed Cirius Therapeutics first?

Cirius Therapeutics's first round on record, in Apr 2017, was backed by Frazier Healthcare Partners, Renaissance and Hopen Life Sciences and 1 others.

### What stage is Cirius Therapeutics at?

Cirius Therapeutics's latest named round is a Series A, in Apr 2017.

### Where is Cirius Therapeutics based?

Cirius Therapeutics is based in the United States.

## Companies like Cirius 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)[**AI** $18M · Oct 2026](https://millionrounds.com/company/ai)[**Baba** $40M · Oct 2026](https://millionrounds.com/company/baba)[**IMIO** $19M · Oct 2026](https://millionrounds.com/company/imio)

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