# Parthenon Therapeutics funding: rounds and investors

> Parthenon Therapeutics has raised $65M across 1 round since 2021. Investors include Alexandria Venture Investments, S32 and KdT Ventures.

Source: https://millionrounds.com/company/parthenon-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 *Parthenon 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

Funding summary Updated 26 Oct 2026

**$65M** raised across 1 round since 2021, from 1 source

- **Latest round:** Series A, $65M Nov 2021
- **Investors:** 3

See who backed them

## The rounds

- **Nov 2021** Series A **$65M** [Alexandria Venture Investments](https://millionrounds.com/fund/alexandria-venture-investments) [S32](https://millionrounds.com/fund/s32) [KdT Ventures](https://millionrounds.com/fund/kdt-ventures) Source recorded

## Everyone who backed them

[Alexandria Venture Investments](https://millionrounds.com/fund/alexandria-venture-investments) VC firm **1** round

[S32](https://millionrounds.com/fund/s32) VC firm **1** round

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

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

## Quick answers about Parthenon Therapeutics

### Who invested in Parthenon Therapeutics?

Parthenon Therapeutics's investors include Alexandria Venture Investments, S32 and KdT Ventures.

### How much has Parthenon Therapeutics raised?

Parthenon Therapeutics has raised $65M across 1 round since 2021.

### When did Parthenon Therapeutics last raise?

Parthenon Therapeutics's most recent round was a Series A of $65M in Nov 2021.

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

Its most recent round, $65M in Nov 2021, is also its largest on record.

### Who backed Parthenon Therapeutics first?

Parthenon Therapeutics's first round on record, in Nov 2021, was backed by Alexandria Venture Investments, S32 and KdT Ventures.

### What stage is Parthenon Therapeutics at?

Parthenon Therapeutics's latest named round is a Series A, in Nov 2021.

### Where is Parthenon Therapeutics based?

Parthenon Therapeutics is based in the United States.

## Companies like Parthenon 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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