# HilleVax funding: rounds and investors

> HilleVax has raised $100M across 1 round since 2023. Investors include Lightspeed Venture Partners, RA Capital Management and Perceptive Advisors.

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

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

# Who invested in *HilleVax*

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.

Pharma

Funding summary Updated 26 Oct 2026

**$100M** raised across 1 round since 2023, from 1 source

- **Latest round:** Round, $100M Sept 2023
- **Investors:** 4

See who backed them

## The rounds

- **Sept 2023** Round **$100M** [Lightspeed Venture Partners](https://millionrounds.com/fund/lightspeed-venture-partners) [RA Capital Management](https://millionrounds.com/fund/ra-capital-management) [Perceptive Advisors](https://millionrounds.com/fund/perceptive-advisors) [Samsara BioCapital](https://millionrounds.com/fund/samsara-biocapital) Source recorded

## Everyone who backed them

[Lightspeed Venture Partners](https://millionrounds.com/fund/lightspeed-venture-partners) VC firm **1** round

[RA Capital Management](https://millionrounds.com/fund/ra-capital-management) Private equity **1** round

[Perceptive Advisors](https://millionrounds.com/fund/perceptive-advisors) Asset manager **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=hillevax).

## Quick answers about HilleVax

### Who invested in HilleVax?

HilleVax's investors include Lightspeed Venture Partners, RA Capital Management, Perceptive Advisors and Samsara BioCapital.

### How much has HilleVax raised?

HilleVax has raised $100M across 1 round since 2023.

### When did HilleVax last raise?

HilleVax's most recent round was an Undisclosed round of $100M in Sept 2023.

### What was HilleVax's biggest round?

Its most recent round, $100M in Sept 2023, is also its largest on record.

### Who backed HilleVax first?

HilleVax's first round on record, in Sept 2023, was backed by Lightspeed Venture Partners, RA Capital Management and Perceptive Advisors and 1 others.

### What stage is HilleVax at?

HilleVax's latest named round is an Undisclosed round, in Sept 2023.

### Where is HilleVax based?

HilleVax is based in the United States.

## Companies like HilleVax

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

[**Matchpoint Therapeutics** $220M · Oct 2026](https://millionrounds.com/company/matchpoint-therapeutics)[**Rx Bandz** Oct 2026](https://millionrounds.com/company/rx-bandz)[**Hera Biotech** $1.8M · Sept 2026](https://millionrounds.com/company/hera-biotech)[**GevRx Nutraceuticals** $300K · Sept 2026](https://millionrounds.com/company/gevrx-nutraceuticals)[**RegCell** $81M · Sept 2026](https://millionrounds.com/company/regcell)[**ClearSight Therapeutics** $307K · Sept 2026](https://millionrounds.com/company/clearsight-therapeutics)

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