# MacArthur Foundation: portfolio, investments and team

> MacArthur Foundation is an investment firm based in United States. 1 investment on record, 1 in the last 12 months, latest Oct 2026.

Source: https://millionrounds.com/fund/macarthur-foundation (Millionrounds; every figure on the page links to its filing or article)

United States · [Investor](https://millionrounds.com/investors)

# MacArthur Foundation

Last cheque observed Oct 2026; 1 cheques on record.

Deploying now Investment firm

Industrial Therapeutics Art

Deploying now

**100%** of best year **1** **cheques in 12 months**, 1 on record

Since the last cheque **20** days **00** hrs **00** min **00** sec

Median round **$72M** Rounds led **0 of 1**

Pitch MacArthur Foundation

## MacArthur Foundation highlights

- 01 1 cheques in the last 12 months

## What they do

- **Type:** Investment firm (from a list, unverified)
- **Cheque size:** Not stated
- **Sectors:** Industrial Therapeutics Art
- **Based in:** Chicago, United States
- **Cold pitches:** Not stated

## The record

Every round we can evidence, newest first **1 appearances**

- **2026** 1 round
- **Oct** **[Afterglow Climate Justice Fund](https://millionrounds.com/company/afterglow-climate-justice-fund)** US · Impact Alpha **$72M** With 9 others

An announcement gives the size of the round, not the size of this investor's cheque: the only rounds that imply a cheque are those where they were the sole named investor.

Funds they back

## 1 fund commitment on record

- **Managers:** 1

Every fund on record that it has committed money to, and the managers who invest it. Source: fund news.

Managers it backs most

- [ALIVE Ventures 1 fund](https://millionrounds.com/fund/alive-ventures)

Most recent commitments

- [Alive Ventures ALEG II](https://millionrounds.com/fund/alive-ventures)

## The cheque

Median round joined **$72M** the round, not its cheque

Led 0 of 1 rounds **0%**

- **Sole investor:** Never alone
- **Last cheque:** Oct 2026

Cheques by month Led Joined

Nov 2023 Oct 2026

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## Quick answers about MacArthur Foundation

### What does MacArthur Foundation invest in?

MacArthur Foundation says it invests in Industrial, Therapeutics and Art.

### How active is MacArthur Foundation?

1 investments on record, 1 of them in the last 12 months. The most recent was in Oct 2026.

### What has MacArthur Foundation invested in recently?

Its most recent investments on record: Afterglow Climate Justice Fund (Undisclosed round, Oct 2026).

### How big are MacArthur Foundation's cheques?

The median round it joins is $72M.

### Is MacArthur Foundation investing now?

Yes: it is actively investing, with 1 investments in the last 12 months.

### What kind of investor is MacArthur Foundation?

MacArthur Foundation is an investment firm based in Chicago, United States.

### When was MacArthur Foundation founded?

MacArthur Foundation was founded in 1978.

### Where does this information on MacArthur Foundation come from?

From 1 articles and filings naming it in a round, public registers and its own website, checked and rebuilt every night.

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Built from the rounds we watched, its filings and its own website, refreshed every night. [How we count](https://millionrounds.com/methodology) · [Report a correction](https://millionrounds.com/corrections?slug=macarthur-foundation) · [Is this your firm? Claim it](https://millionrounds.com/claim?org=macarthur-foundation)