# Opna Bio funding: rounds and investors

> Opna Bio has raised $38M across 1 round since 2022. Investors include Menlo Ventures, Longitude Capital and Northpond Ventures. Every round with its source.

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

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

# Who invested in *Opna Bio*

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.

Healthcare

Funding summary Updated 26 Oct 2026

**$38M** raised across 1 round since 2022, from 1 source

- **Latest round:** Series A, $38M Nov 2022
- **Investors:** 3

See who backed them

## The rounds

- **Nov 2022** Series A **$38M** [Menlo Ventures](https://millionrounds.com/fund/menlo-ventures) [Longitude Capital](https://millionrounds.com/fund/longitude-capital) [Northpond Ventures](https://millionrounds.com/fund/northpond-ventures) Source recorded

## Everyone who backed them

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

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

[Northpond Ventures](https://millionrounds.com/fund/northpond-ventures) Private equity **1** round

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

## Also claim to have backed them

This firm lists Opna Bio 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.

[Myeloma Investment Fund](https://millionrounds.com/fund/myeloma-investment-fund) Corporate VC Per its own site

## Quick answers about Opna Bio

### Who invested in Opna Bio?

Opna Bio's investors include Menlo Ventures, Longitude Capital and Northpond Ventures.

### How much has Opna Bio raised?

Opna Bio has raised $38M across 1 round since 2022.

### When did Opna Bio last raise?

Opna Bio's most recent round was a Series A of $38M in Nov 2022.

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

Its most recent round, $38M in Nov 2022, is also its largest on record.

### Who backed Opna Bio first?

Opna Bio's first round on record, in Nov 2022, was backed by Menlo Ventures, Longitude Capital and Northpond Ventures.

### What stage is Opna Bio at?

Opna Bio's latest named round is a Series A, in Nov 2022.

### Where is Opna Bio based?

Opna Bio is based in Switzerland.

## Companies like Opna Bio

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

[**Nouscom** $191M · Oct 2026](https://millionrounds.com/company/nouscom)[**ADC Therapeutics** $646M · Oct 2026](https://millionrounds.com/company/adc-therapeutics)[**NovaGo Therapeutics** $40M · Sept 2026](https://millionrounds.com/company/novago-therapeutics)[**ABCDx** $1.6M · Sept 2026](https://millionrounds.com/company/abcdx)[**Ahead Health** $16M · Jul 2026](https://millionrounds.com/company/ahead-health)[**Carewell** $27M · Jul 2026](https://millionrounds.com/company/carewell)

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