# UltraDx Bio funding: rounds and investors

> UltraDx Bio has raised $14M across 1 round since 2023. Investors include ARCH Venture Partners. Every round with its source.

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

[Pre-seed startup](https://millionrounds.com/companies)

# Who invested in *UltraDx Bio*

One round we have observed, with the one investor 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

**$14M** raised across 1 round since 2023, from 1 source

- **Latest round:** Pre-seed, $14M Nov 2023
- **Investors:** 1

See who backed them

## The rounds

- **Nov 2023** Pre-seed **$14M** [ARCH Venture Partners](https://millionrounds.com/fund/arch-venture-partners) Source recorded

## Everyone who backed them

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

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

## Quick answers about UltraDx Bio

### Who invested in UltraDx Bio?

UltraDx Bio's investors include ARCH Venture Partners.

### How much has UltraDx Bio raised?

UltraDx Bio has raised $14M across 1 round since 2023.

### When did UltraDx Bio last raise?

UltraDx Bio's most recent round was a Pre-seed of $14M in Nov 2023.

### What was UltraDx Bio's biggest round?

Its most recent round, $14M in Nov 2023, is also its largest on record.

### Who backed UltraDx Bio first?

UltraDx Bio's first round on record, in Nov 2023, was backed by ARCH Venture Partners.

### What stage is UltraDx Bio at?

UltraDx Bio's latest named round is a Pre-seed, in Nov 2023.

## Companies like UltraDx Bio

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

[**Cloverleaf Bio** $33M · Sept 2026](https://millionrounds.com/company/cloverleaf-bio)[**Cheiron** $8.0M · Jul 2026](https://millionrounds.com/company/cheiron)[**Tavo Biotherapeutics** $17M · Jun 2026](https://millionrounds.com/company/tavo-biotherapeutics)[**Countable Labs** $26M · May 2026](https://millionrounds.com/company/countable-labs)[**Oricell Therapeutics** $180M · Apr 2026](https://millionrounds.com/company/oricell-therapeutics)[**Immunofoco** $29M · Mar 2026](https://millionrounds.com/company/immunofoco)

## Find investors like these

Search every investor by what they have actually funded, then narrow to your stage and market. Free.

Open the investor searchOr these rounds in the app