# Allay Therapeutics funding: rounds and investors

> Allay Therapeutics has raised $58M across 1 round since 2025. Investors include Lightstone Ventures, ClavystBio and WTT Investment. Every round with its source.

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

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

# Who invested in *Allay Therapeutics*

One round we have observed, with the 15 investors named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Biotech

Funding summary Updated 26 Oct 2026

**$58M** raised across 1 round since 2025, from 2 sources

- **Latest round:** Series D, $58M Jun 2025
- **Led by:** Lightstone Ventures and ClavystBio and 1 more
- **Investors:** 15 (3 led)

See who backed them

## The rounds

- **Jun 2025** Series D **$58M** [Lightstone Ventures](https://millionrounds.com/fund/lightstone-ventures) Lead [ClavystBio](https://millionrounds.com/fund/clavystbio) Lead [WTT Investment](https://millionrounds.com/fund/wtt-investment) Lead [New Enterprise Associates](https://millionrounds.com/fund/new-enterprise-associates) [Temasek Holdings](https://millionrounds.com/fund/temasek) [HSBC](https://millionrounds.com/fund/hsbc) [EDBI](https://millionrounds.com/fund/edbi) [Pavilion Capital](https://millionrounds.com/fund/pavilion-capital) [Arboretum Ventures](https://millionrounds.com/fund/arboretum-ventures) [Brandon Capital](https://millionrounds.com/fund/brandon-capital) [SGInnovate](https://millionrounds.com/fund/sginnovate) [Vertex Growth Fund](https://millionrounds.com/fund/vertex-growth-fund) [IPD Capital](https://millionrounds.com/fund/ipd-capital) [Maruishi Pharmaceutical](https://millionrounds.com/fund/maruishi-pharmaceutical) [Vertex Ventures Healthcare](https://millionrounds.com/fund/vertex-ventures-healthcare) Reported by Firms' own news pages and 1 other SEC filing: $45M sold, first sale Jan 2025

## Everyone who backed them

[Lightstone Ventures](https://millionrounds.com/fund/lightstone-ventures) VC firm **1** round, led 1

[ClavystBio](https://millionrounds.com/fund/clavystbio) VC firm **1** round, led 1

[WTT Investment](https://millionrounds.com/fund/wtt-investment) Growth equity **1** round, led 1

[New Enterprise Associates](https://millionrounds.com/fund/new-enterprise-associates) VC firm **1** round

[Temasek Holdings](https://millionrounds.com/fund/temasek) VC firm **1** round

[HSBC](https://millionrounds.com/fund/hsbc) Growth equity **1** round

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

[Pavilion Capital](https://millionrounds.com/fund/pavilion-capital) Private equity **1** round

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

[Brandon Capital](https://millionrounds.com/fund/brandon-capital) VC firm **1** round

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

[Vertex Growth Fund](https://millionrounds.com/fund/vertex-growth-fund) VC firm **1** round

[IPD Capital](https://millionrounds.com/fund/ipd-capital) VC firm **1** round

[Maruishi Pharmaceutical](https://millionrounds.com/fund/maruishi-pharmaceutical) Growth equity **1** round

[Vertex Ventures Healthcare](https://millionrounds.com/fund/vertex-ventures-healthcare) Growth equity **1** round

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

## Quick answers about Allay Therapeutics

### Who invested in Allay Therapeutics?

Allay Therapeutics's investors include Lightstone Ventures, ClavystBio, WTT Investment, New Enterprise Associates and Temasek Holdings, and 10 more on record. Lightstone Ventures led its latest round.

### How much has Allay Therapeutics raised?

Allay Therapeutics has raised $58M across 1 round since 2025.

### When did Allay Therapeutics last raise?

Allay Therapeutics's most recent round was a Series D of $58M in Jun 2025, led by Lightstone Ventures.

### What was Allay Therapeutics's biggest round?

Its most recent round, $58M in Jun 2025, is also its largest on record.

### Who backed Allay Therapeutics first?

Allay Therapeutics's first round on record, in Jun 2025, was backed by Lightstone Ventures, ClavystBio and WTT Investment and 12 others.

### What stage is Allay Therapeutics at?

Allay Therapeutics's latest named round is a Series D, in Jun 2025.

### Where is Allay Therapeutics based?

Allay Therapeutics is based in the United States.

### Who led Allay Therapeutics's rounds?

Lightstone Ventures led the Series D in 2025.

## Companies like Allay Therapeutics

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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