# PAX Markets funding: rounds and investors

> PAX Markets has raised $500K across 2 rounds since 2025. Investors include Y Combinator and Unpopular Ventures. Every round with its source.

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

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

# Who invested in *PAX Markets*

2 rounds we have observed, with the 2 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.

AI

Funding summary Updated 26 Oct 2026

**$500K** raised across 2 rounds since 2025, from 2 sources

- **Latest round:** Venture Jul 2025
- **Biggest round:** $500K Pre-seed · Mar 2025
- **Investors:** 2

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.

2026

**$500K** Pre-seed

**?** Venture

- **First round:** Pre-seed, $500K
- **Biggest round:** $500K
- **Between rounds:** 4 months

## The rounds

- **Jul 2025** Venture **Amount undisclosed** *2 returning* [Y Combinator](https://millionrounds.com/fund/y-combinator) [Unpopular Ventures](https://millionrounds.com/fund/unpopular-ventures) Source recorded
- **Mar 2025** Pre-seed **$500K** *2 new* [Y Combinator](https://millionrounds.com/fund/y-combinator) [Unpopular Ventures](https://millionrounds.com/fund/unpopular-ventures) 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** 2025 **Venture** 2025 [Y Combinator](https://millionrounds.com/fund/y-combinator) [Unpopular Ventures](https://millionrounds.com/fund/unpopular-ventures)

## Everyone who backed them

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

[Unpopular Ventures](https://millionrounds.com/fund/unpopular-ventures) VC firm **2** rounds

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

## Also claim to have backed them

This firm lists PAX Markets 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.

[Brightwing Capital](https://millionrounds.com/fund/brightwing-capital) VC firm Per its own site

## Quick answers about PAX Markets

### Who invested in PAX Markets?

PAX Markets's investors include Y Combinator and Unpopular Ventures.

### How much has PAX Markets raised?

PAX Markets has raised $500K across 2 rounds since 2025. One round did not disclose an amount, so the total is a floor.

### When did PAX Markets last raise?

PAX Markets's most recent round was a Venture in Jul 2025.

### What was PAX Markets's biggest round?

PAX Markets's largest round on record is $500K (Pre-seed), in Mar 2025.

### Who backed PAX Markets first?

PAX Markets's first round on record, in Mar 2025, was backed by Y Combinator and Unpopular Ventures.

### What stage is PAX Markets at?

PAX Markets's latest named round is a Venture, in Jul 2025.

### Where is PAX Markets based?

PAX Markets is based in the United States.

## Companies like PAX Markets

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

[**SpaceX** $42B · Oct 2026](https://millionrounds.com/company/spacex)[**xPay** $1.5M · Oct 2026](https://millionrounds.com/company/xpay)[**Albert Invent** $20M · Oct 2026](https://millionrounds.com/company/albert-invent)[**FORT Robotics** $39M · Oct 2026](https://millionrounds.com/company/fort-robotics)[**Pika** $216M · Oct 2026](https://millionrounds.com/company/pika)[**Vertical Semiconductor** $84M · Oct 2026](https://millionrounds.com/company/vertical-semiconductor)

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