# Metsera funding: rounds and investors

> Metsera has raised $215M across 1 round since 2024. Investors include RA Capital Management, Fidelity and ARCH Venture Partners. Every round with its source.

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

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

# Who invested in *Metsera*

One round we have observed, with the 5 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

**$215M** raised across 1 round since 2024, from 1 source

- **Latest round:** Series B, $215M Nov 2024
- **Investors:** 5

See who backed them

## The rounds

- **Nov 2024** Series B **$215M** [RA Capital Management](https://millionrounds.com/fund/ra-capital-management) [Fidelity](https://millionrounds.com/fund/fidelity) [ARCH Venture Partners](https://millionrounds.com/fund/arch-venture-partners) [Wellington Management](https://millionrounds.com/fund/wellington-management) [Janus Henderson Investors](https://millionrounds.com/fund/janus-henderson-investors) Source recorded SEC filing: $215M sold, first sale Nov 2024

## Everyone who backed them

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

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

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

[Wellington Management](https://millionrounds.com/fund/wellington-management) VC firm **1** round

[Janus Henderson Investors](https://millionrounds.com/fund/janus-henderson-investors) Private equity **1** round

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

## Also claim to have backed them

This firm lists Metsera 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.

[Alpha Wave Global](https://millionrounds.com/fund/alpha-wave-global) Private equity Per its own site

## Quick answers about Metsera

### Who invested in Metsera?

Metsera's investors include RA Capital Management, Fidelity, ARCH Venture Partners, Wellington Management and Janus Henderson Investors.

### How much has Metsera raised?

Metsera has raised $215M across 1 round since 2024.

### When did Metsera last raise?

Metsera's most recent round was a Series B of $215M in Nov 2024.

### What was Metsera's biggest round?

Its most recent round, $215M in Nov 2024, is also its largest on record.

### Who backed Metsera first?

Metsera's first round on record, in Nov 2024, was backed by RA Capital Management, Fidelity and ARCH Venture Partners and 2 others.

### What stage is Metsera at?

Metsera's latest named round is a Series B, in Nov 2024.

### Where is Metsera based?

Metsera is based in the United States.

## Companies like Metsera

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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