# Forum funding: rounds and investors

> Forum has raised $5.8M across 2 rounds since 2023. Investors include Y Combinator, Pioneer Fund and NextView Ventures. Every round with its source.

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

United States · [Pre-seed startup](https://millionrounds.com/companies)

# Who invested in *Forum*

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.

Healthcare

Raised 8 months ago

Funding summary Updated 26 Oct 2026

**$5.8M** raised across 2 rounds since 2023, from 2 sources

**$5.3M** Seed **$500K** Pre-seed

- **Latest round:** Pre-seed, $500K Mar 2026
- **Biggest round:** $5.3M Seed · Nov 2023
- **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.

2024 2025 2026

**$5.3M** Seed

**$500K** Pre-seed

- **First round:** Seed, $5.3M
- **Biggest round:** $5.3M
- **Between rounds:** 2.3 years

## The rounds

- **Mar 2026** Pre-seed **$500K** *2 new* [Y Combinator](https://millionrounds.com/fund/y-combinator) [Pioneer Fund](https://millionrounds.com/fund/pioneer-fund-2) Source recorded
- **Nov 2023** Seed **$5.3M** *2 new* [NextView Ventures](https://millionrounds.com/fund/nextview-ventures) [City Light Capital](https://millionrounds.com/fund/city-light-capital) 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.

**Seed** 2023 **Pre-seed** 2026 [Y Combinator](https://millionrounds.com/fund/y-combinator) [Pioneer Fund](https://millionrounds.com/fund/pioneer-fund-2) [NextView Ventures](https://millionrounds.com/fund/nextview-ventures) [City Light Capital](https://millionrounds.com/fund/city-light-capital)

## Everyone who backed them

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

[Pioneer Fund](https://millionrounds.com/fund/pioneer-fund-2) Private equity **1** round

[NextView Ventures](https://millionrounds.com/fund/nextview-ventures) VC firm **1** round

[City Light Capital](https://millionrounds.com/fund/city-light-capital) VC firm **1** round

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

## Quick answers about Forum

### Who invested in Forum?

Forum's investors include Y Combinator, Pioneer Fund, NextView Ventures and City Light Capital.

### How much has Forum raised?

Forum has raised $5.8M across 2 rounds since 2023.

### When did Forum last raise?

Forum's most recent round was a Pre-seed of $500K in Mar 2026.

### What was Forum's biggest round?

Forum's largest round on record is $5.3M (Seed), in Nov 2023.

### Who backed Forum first?

Forum's first round on record, in Nov 2023, was backed by NextView Ventures and City Light Capital.

### What stage is Forum at?

Forum's latest named round is a Pre-seed, in Mar 2026.

### Where is Forum based?

Forum is based in the United States.

## Companies like Forum

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)[**AI** $18M · Oct 2026](https://millionrounds.com/company/ai)[**Baba** $40M · Oct 2026](https://millionrounds.com/company/baba)[**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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