# Pheiron funding: rounds and investors

> Pheiron has raised $4.2M across 1 round since 2025. Investors include Compound. Every round with its source.

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

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

# Who invested in *Pheiron*

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

**$4.2M** raised across 1 round since 2025, from 1 source

- **Latest round:** Venture, $4.2M Jun 2025
- **Investors:** 1

See who backed them

## The rounds

- **Jun 2025** Venture **$4.2M** [Compound](https://millionrounds.com/fund/compound-4) Source recorded SEC filing: $4.2M sold, first sale Jun 2025

## Everyone who backed them

[Compound](https://millionrounds.com/fund/compound-4) VC firm **1** round

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

## Also claim to have backed them

These 2 firms list Pheiron as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.

[Hummingbird Ventures](https://millionrounds.com/fund/hummingbird-ventures) VC firm Per its own site

[Big Bang Ventures](https://millionrounds.com/fund/big-bang-ventures) VC firm Per its own site

## Quick answers about Pheiron

### Who invested in Pheiron?

Pheiron's investors include Compound.

### How much has Pheiron raised?

Pheiron has raised $4.2M across 1 round since 2025.

### When did Pheiron last raise?

Pheiron's most recent round was a Venture of $4.2M in Jun 2025.

### What was Pheiron's biggest round?

Its most recent round, $4.2M in Jun 2025, is also its largest on record.

### Who backed Pheiron first?

Pheiron's first round on record, in Jun 2025, was backed by Compound.

### What stage is Pheiron at?

Pheiron's latest named round is a Venture, in Jun 2025.

### Where is Pheiron based?

Pheiron is based in Germany.

## Companies like Pheiron

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

[**Cellbox Solutions** $4.1M · Oct 2026](https://millionrounds.com/company/cellbox-solutions)[**ViferaXS** $14M · Sept 2026](https://millionrounds.com/company/viferaxs)[**Pacifico Biolabs** $11M · Jul 2026](https://millionrounds.com/company/pacifico-biolabs)[**Pentixapharm** $40M · Jul 2026](https://millionrounds.com/company/pentixapharm)[**smartbax** $5.5M · Jun 2026](https://millionrounds.com/company/smartbax)[**HMNC Brain Health** $50M · Jun 2026](https://millionrounds.com/company/hmnc-brain-health)

## 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