# Serinus Biosciences funding: rounds and investors

> Serinus Biosciences has raised $150K across 1 round since 2023. Investors include Y Combinator. Every round with its source.

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

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

# Who invested in *Serinus Biosciences*

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

Y Combinator: S22

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Funding summary Updated 27 Oct 2026

**$150K** raised across 1 round since 2023, from 1 source

- **Latest round:** Venture, $150K Nov 2023
- **Investors:** 1

See who backed them

## The rounds

- **Nov 2023** Venture **$150K** [Y Combinator](https://millionrounds.com/fund/y-combinator) Source recorded

## Everyone who backed them

[Y Combinator](https://millionrounds.com/fund/y-combinator) Accelerator **1** round

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

## Quick answers about Serinus Biosciences

### Who invested in Serinus Biosciences?

Serinus Biosciences's investors include Y Combinator.

### How much has Serinus Biosciences raised?

Serinus Biosciences has raised $150K across 1 round since 2023.

### When did Serinus Biosciences last raise?

Serinus Biosciences's most recent round was a Venture of $150K in Nov 2023.

### What was Serinus Biosciences's biggest round?

Its most recent round, $150K in Nov 2023, is also its largest on record.

### Who backed Serinus Biosciences first?

Serinus Biosciences's first round on record, in Nov 2023, was backed by Y Combinator.

### What stage is Serinus Biosciences at?

Serinus Biosciences's latest named round is a Venture, in Nov 2023.

### Where is Serinus Biosciences based?

Serinus Biosciences is based in the United States.

## Companies like Serinus Biosciences

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)[**Rejuvenate Bio** $13M · Oct 2026](https://millionrounds.com/company/rejuvenate-bio)[**Clinical Ink** $24M · Oct 2026](https://millionrounds.com/company/clinical-ink)

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