United States · Series B startup

Who invested in Kardigan

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 summaryUpdated 26 Oct 2026

$254Mraised across 1 round since 2025, from 1 source

Latest round
Series B, $254MOct 2025
Investors
3
See who backed them

The rounds

  1. Oct 2025

Founders and team

From Kardigan's own website: 1 founder, 10 on the team.

Tassos GianakakosCo-Founder, Chief Executive Officer and Chair
  • Andy PasternakChief Strategy Officer
  • Brianne PuglisiChief Financial Officer
  • Diane HagertyChief Quality Officer
  • Emily FaucetteChief Communications Officer
  • John MoriartyChief Legal Officer and Corporate Secretary
  • Liz NguyenChief People Officer
  • Kim PopovitsBoard of Directors
  • Kristin ReinkeBoard of Directors
  • Paul BernsBoard of Directors
  • Tim WalbertBoard of Directors

Everyone who backed them

FidelityVC firm1round
Perceptive AdvisorsAsset manager1round

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Quick answers about Kardigan

Who invested in Kardigan?

Kardigan's investors include Fidelity, ARCH Venture Partners and Perceptive Advisors.

How much has Kardigan raised?

Kardigan has raised $254M across 1 round since 2025.

When did Kardigan last raise?

Kardigan's most recent round was a Series B of $254M in Oct 2025.

What was Kardigan's biggest round?

Its most recent round, $254M in Oct 2025, is also its largest on record.

Who backed Kardigan first?

Kardigan's first round on record, in Oct 2025, was backed by Fidelity, ARCH Venture Partners and Perceptive Advisors.

What stage is Kardigan at?

Kardigan's latest named round is a Series B, in Oct 2025.

Where is Kardigan based?

Kardigan is based in the United States.

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