# Function Oncology funding: rounds and investors

> Function Oncology has raised $28M across 1 round since 2023. Investors include Andreessen Horowitz, Alexandria Venture Investments and Casdin Capital.

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

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

# Who invested in *Function Oncology*

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

**$28M** raised across 1 round since 2023, from 1 source

- **Latest round:** Series A, $28M Apr 2023
- **Investors:** 4

See who backed them

## The rounds

- **Apr 2023** Series A **$28M** [Andreessen Horowitz](https://millionrounds.com/fund/andreessen-horowitz) [Alexandria Venture Investments](https://millionrounds.com/fund/alexandria-venture-investments) [Casdin Capital](https://millionrounds.com/fund/casdin-capital) [S32](https://millionrounds.com/fund/s32) Source recorded

## Everyone who backed them

[Andreessen Horowitz](https://millionrounds.com/fund/andreessen-horowitz) VC firm **1** round

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

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

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

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

## Quick answers about Function Oncology

### Who invested in Function Oncology?

Function Oncology's investors include Andreessen Horowitz, Alexandria Venture Investments, Casdin Capital and S32.

### How much has Function Oncology raised?

Function Oncology has raised $28M across 1 round since 2023.

### When did Function Oncology last raise?

Function Oncology's most recent round was a Series A of $28M in Apr 2023.

### What was Function Oncology's biggest round?

Its most recent round, $28M in Apr 2023, is also its largest on record.

### Who backed Function Oncology first?

Function Oncology's first round on record, in Apr 2023, was backed by Andreessen Horowitz, Alexandria Venture Investments and Casdin Capital and 1 others.

### What stage is Function Oncology at?

Function Oncology's latest named round is a Series A, in Apr 2023.

### Where is Function Oncology based?

Function Oncology is based in the United States.

## Companies like Function Oncology

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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