# Calder Biosciences funding: rounds and investors

> Calder Biosciences has raised across 1 round since 2025. Investors include SOSV, National Institute of Allergy and Infectious Diseases and National...

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

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

# Who invested in *Calder Biosciences*

One round we have observed, with the 3 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.

Pharma

Funding summary Updated 26 Oct 2026

**Undisclosed** raised across 1 round since 2025, from 1 source

- **Latest round:** Venture May 2025
- **Investors:** 3

See who backed them

## The rounds

- **May 2025** Venture **Amount undisclosed** [SOSV](https://millionrounds.com/fund/sosv) [National Institute of Allergy and Infectious Diseases](https://millionrounds.com/fund/national-institute-of-allergy-and-infectious-diseases) [National Institute on Aging](https://millionrounds.com/fund/national-institute-on-aging) Source recorded

## Everyone who backed them

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

[National Institute of Allergy and Infectious Diseases](https://millionrounds.com/fund/national-institute-of-allergy-and-infectious-diseases) Investment firm **1** round

[National Institute on Aging](https://millionrounds.com/fund/national-institute-on-aging) VC firm **1** round

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

## Quick answers about Calder Biosciences

### Who invested in Calder Biosciences?

Calder Biosciences's investors include SOSV, National Institute of Allergy and Infectious Diseases and National Institute on Aging.

### How much has Calder Biosciences raised?

Calder Biosciences has raised 1 round since 2025, none with a disclosed amount.

### When did Calder Biosciences last raise?

Calder Biosciences's most recent round was a Venture in May 2025.

### Who backed Calder Biosciences first?

Calder Biosciences's first round on record, in May 2025, was backed by SOSV, National Institute of Allergy and Infectious Diseases and National Institute on Aging.

### What stage is Calder Biosciences at?

Calder Biosciences's latest named round is a Venture, in May 2025.

### Where is Calder Biosciences based?

Calder Biosciences is based in the United States.

## Companies like Calder Biosciences

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

[**Matchpoint Therapeutics** $220M · Oct 2026](https://millionrounds.com/company/matchpoint-therapeutics)[**Rx Bandz** Oct 2026](https://millionrounds.com/company/rx-bandz)[**Hera Biotech** $1.8M · Sept 2026](https://millionrounds.com/company/hera-biotech)[**GevRx Nutraceuticals** $300K · Sept 2026](https://millionrounds.com/company/gevrx-nutraceuticals)[**RegCell** $81M · Sept 2026](https://millionrounds.com/company/regcell)[**ClearSight Therapeutics** $307K · Sept 2026](https://millionrounds.com/company/clearsight-therapeutics)

## Find investors like these

Search every investor by what they have actually funded, then narrow to your stage and market. Free.

Open the investor searchOr these rounds in the app