# Exo Therapeutics funding: rounds and investors

> Exo Therapeutics has raised $78M across 1 round since 2021. Investors include CRV, Casdin Capital and Samsara BioCapital. Every round with its source.

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

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

# Who invested in *Exo Therapeutics*

One round we have observed, with the 3 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

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Funding summary Updated 27 Oct 2026

**$78M** raised across 1 round since 2021, from 1 source

- **Latest round:** Series B, $78M Oct 2021
- **Investors:** 3

See who backed them

## The rounds

- **Oct 2021** Series B **$78M** [CRV](https://millionrounds.com/fund/crv) [Casdin Capital](https://millionrounds.com/fund/casdin-capital) [Samsara BioCapital](https://millionrounds.com/fund/samsara-biocapital) Source recorded

## Founders and team

From Exo Therapeutics's own website: 4 on the team.

- **Dorothy Lou Bailey** President & CEO
- **Weill Cornell Medical College** Physician-in-Chief Emeritus at Hospital for Special Surgery
- **Bob Fay** Executive Project Manager
- **Lindsey Arnold** HR and Operations Manager

Advisers *Alexandra Joseph*

## Everyone who backed them

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

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

[Samsara BioCapital](https://millionrounds.com/fund/samsara-biocapital) VC firm **1** round

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

## Also claim to have backed them

These 2 firms list Exo 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

[120 Capital](https://millionrounds.com/fund/120-capital) VC firm Per its own site

## Quick answers about Exo Therapeutics

### Who invested in Exo Therapeutics?

Exo Therapeutics's investors include CRV, Casdin Capital and Samsara BioCapital.

### How much has Exo Therapeutics raised?

Exo Therapeutics has raised $78M across 1 round since 2021.

### When did Exo Therapeutics last raise?

Exo Therapeutics's most recent round was a Series B of $78M in Oct 2021.

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

Its most recent round, $78M in Oct 2021, is also its largest on record.

### Who backed Exo Therapeutics first?

Exo Therapeutics's first round on record, in Oct 2021, was backed by CRV, Casdin Capital and Samsara BioCapital.

### What stage is Exo Therapeutics at?

Exo Therapeutics's latest named round is a Series B, in Oct 2021.

### Where is Exo Therapeutics based?

Exo Therapeutics is based in the United States.

## Companies like Exo 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)[**Rejuvenate Bio** $13M · Oct 2026](https://millionrounds.com/company/rejuvenate-bio)[**Clinical Ink** $24M · Oct 2026](https://millionrounds.com/company/clinical-ink)

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