# Kopra Bio funding: rounds and investors

> Kopra Bio has raised $500K across 2 rounds since 2024. Investors include Y Combinator, Pioneer Fund and Singular. Every round with its source.

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

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

# Who invested in *Kopra Bio*

2 rounds we have observed, with the 4 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Biotech

Raised 5 months ago

Funding summary Updated 26 Oct 2026

**$500K** raised across 2 rounds since 2024, from 2 sources

- **Latest round:** Venture Jun 2026
- **Biggest round:** $500K Pre-seed · Sept 2024
- **Investors:** 4

See who backed them

## The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

2025 2026

**$500K** Pre-seed

**?** Venture

- **First round:** Pre-seed, $500K
- **Biggest round:** $500K
- **Between rounds:** 21 months

## The rounds

- **Jun 2026** Venture **Amount undisclosed** *2 new* *2 returning* [Y Combinator](https://millionrounds.com/fund/y-combinator) [Pioneer Fund](https://millionrounds.com/fund/pioneer-fund-2) [Singular](https://millionrounds.com/fund/singular) [Metaplanet](https://millionrounds.com/fund/metaplanet) Source recorded
- **Sept 2024** Pre-seed **$500K** *2 new* [Y Combinator](https://millionrounds.com/fund/y-combinator) [Pioneer Fund](https://millionrounds.com/fund/pioneer-fund-2) Source recorded

## Who was in which round

The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.

**Pre-seed** 2024 **Venture** 2026 [Y Combinator](https://millionrounds.com/fund/y-combinator) [Pioneer Fund](https://millionrounds.com/fund/pioneer-fund-2) [Singular](https://millionrounds.com/fund/singular) [Metaplanet](https://millionrounds.com/fund/metaplanet)

## Everyone who backed them

[Y Combinator](https://millionrounds.com/fund/y-combinator) Accelerator **2** rounds

[Pioneer Fund](https://millionrounds.com/fund/pioneer-fund-2) Private equity **2** rounds

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

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

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

## Also claim to have backed them

This firm lists Kopra 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.

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

## Quick answers about Kopra Bio

### Who invested in Kopra Bio?

Kopra Bio's investors include Y Combinator, Pioneer Fund, Singular and Metaplanet.

### How much has Kopra Bio raised?

Kopra Bio has raised $500K across 2 rounds since 2024. One round did not disclose an amount, so the total is a floor.

### When did Kopra Bio last raise?

Kopra Bio's most recent round was a Venture in Jun 2026.

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

Kopra Bio's largest round on record is $500K (Pre-seed), in Sept 2024.

### Who backed Kopra Bio first?

Kopra Bio's first round on record, in Sept 2024, was backed by Y Combinator and Pioneer Fund.

### What stage is Kopra Bio at?

Kopra Bio's latest named round is a Venture, in Jun 2026.

### Where is Kopra Bio based?

Kopra Bio is based in the United States.

## Companies like Kopra Bio

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

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