# 50Y: portfolio, investments and team

> 50Y is a growth equity. 1 investment on record, latest Aug 2025. Portfolio, stages, co-investors and team.

Source: https://millionrounds.com/fund/50y (Millionrounds; every figure on the page links to its filing or article)

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

# 50Y

Last cheque observed Aug 2025. Silence since then is not evidence of inactivity: our sources miss unannounced rounds.

Email

Growth equity Quiet

Series B

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Cheques on record

**0%** of best year **0** **cheques in 12 months**, 1 on record

Since the last cheque **443** days **00** hrs **00** min **00** sec

Median round **$100M** Rounds led **0 of 1**

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## 50Y highlights

- 01 1 rounds on record
- 02 Mostly Series B: 100% of its rounds

## What they do

- **Type:** Growth equity (from a list, unverified)
- **Cheque size:** Not stated
- **Cold pitches:** Not stated

## The record

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

- **2025** 1 round
- **Aug** **[Aalo Atomics](https://millionrounds.com/company/aalo-atomics)** Series B · US · TechCrunch **$100M** With 15 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.

## The cheque

Series B

Median round joined **$100M** the round, not its cheque

Led 0 of 1 rounds **0%**

- **Sole investor:** Never alone
- **Last cheque:** Aug 2025

Rounds by stage said on their site

- Series B *1*

Cheques by month Led Joined

Dec 2023 Nov 2026

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## Recently backed

The latest companies 50Y put money into.

[**Aalo Atomics** $100M · Aug 2025](https://millionrounds.com/company/aalo-atomics)

## Quick answers about 50Y

### What does 50Y invest in?

50Y invests most often at Series B (100% of the rounds on record).

### How active is 50Y?

1 investments on record, 0 of them in the last 12 months. The most recent was in Aug 2025.

### What has 50Y invested in recently?

Its most recent investments on record: Aalo Atomics (Series B, Aug 2025).

### How big are 50Y's cheques?

The median round it joins is $100M.

### Is 50Y investing now?

No investments in the last 12 months; the latest was in Aug 2025.

### What kind of investor is 50Y?

50Y is a growth equity firm.

### Where does this information on 50Y 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=50y) · [Is this your firm? Claim it](https://millionrounds.com/claim?org=50y)