# Xilis funding: rounds and investors

> Xilis has raised $19M across 1 round since 2025. Investors include Felicis, 8VC and Pear VC. Every round with its source.

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

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

# Who invested in *Xilis*

One round we have observed, with the 6 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

**$19M** raised across 1 round since 2025, from 1 source

- **Latest round:** Venture, $19M Apr 2025
- **Investors:** 6

See who backed them

## The rounds

- **Apr 2025** Venture **$19M** [Felicis](https://millionrounds.com/fund/felicis-ventures) [8VC](https://millionrounds.com/fund/8vc) [Pear VC](https://millionrounds.com/fund/pear-vc) [Catalio Capital Management](https://millionrounds.com/fund/catalio-capital-management) [EQT Life Sciences](https://millionrounds.com/fund/eqt-life-sciences) [FPV Ventures](https://millionrounds.com/fund/fpv-ventures) Source recorded SEC filing: $19M sold, first sale Apr 2025

## Everyone who backed them

[Felicis](https://millionrounds.com/fund/felicis-ventures) VC firm **1** round

[8VC](https://millionrounds.com/fund/8vc) VC firm **1** round

[Pear VC](https://millionrounds.com/fund/pear-vc) VC firm **1** round

[Catalio Capital Management](https://millionrounds.com/fund/catalio-capital-management) VC firm **1** round

[EQT Life Sciences](https://millionrounds.com/fund/eqt-life-sciences) VC firm **1** round

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

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

## Also claim to have backed them

This firm lists Xilis as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above.

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

## Quick answers about Xilis

### Who invested in Xilis?

Xilis's investors include Felicis, 8VC, Pear VC, Catalio Capital Management and EQT Life Sciences, and 1 more on record.

### How much has Xilis raised?

Xilis has raised $19M across 1 round since 2025.

### When did Xilis last raise?

Xilis's most recent round was a Venture of $19M in Apr 2025.

### What was Xilis's biggest round?

Its most recent round, $19M in Apr 2025, is also its largest on record.

### Who backed Xilis first?

Xilis's first round on record, in Apr 2025, was backed by Felicis, 8VC and Pear VC and 3 others.

### What stage is Xilis at?

Xilis's latest named round is a Venture, in Apr 2025.

### Where is Xilis based?

Xilis is based in the United States.

## Companies like Xilis

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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