# Casma funding: rounds and investors

> Casma has raised $59M across 1 round since 2018. Investors include Third Rock Ventures. Every round with its source.

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

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

# Who invested in *Casma*

One round we have observed, with the one investor 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

**$59M** raised across 1 round since 2018, from 1 source

- **Latest round:** Series A, $59M May 2018
- **Investors:** 1

See who backed them

## The rounds

- **May 2018** Series A **$59M** [Third Rock Ventures](https://millionrounds.com/fund/third-rock-ventures) Reported by FinSMEs

## Everyone who backed them

[Third Rock Ventures](https://millionrounds.com/fund/third-rock-ventures) VC firm **1** round

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

## Quick answers about Casma

### Who invested in Casma?

Casma's investors include Third Rock Ventures.

### How much has Casma raised?

Casma has raised $59M across 1 round since 2018.

### When did Casma last raise?

Casma's most recent round was a Series A of $59M in May 2018.

### What was Casma's biggest round?

Its most recent round, $59M in May 2018, is also its largest on record.

### Who backed Casma first?

Casma's first round on record, in May 2018, was backed by Third Rock Ventures.

### What stage is Casma at?

Casma's latest named round is a Series A, in May 2018.

### Where is Casma based?

Casma is based in the United States.

## Companies like Casma

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

[**Star Therapeutics** $325M · Oct 2026](https://millionrounds.com/company/star-therapeutics)[**Prolific Machines** $105M · Oct 2026](https://millionrounds.com/company/prolific-machines)[**Promaxo** $106M · Oct 2026](https://millionrounds.com/company/promaxo)[**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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