Who invested in Theseus Pharmaceuticals?
Theseus Pharmaceuticals's investors include OrbiMed, Foresite Capital, Omega Funds, Longitude Capital and Adage Capital Management.
Who invested in Theseus Pharmaceuticals
One round we have observed, with the 5 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.
Funding summaryUpdated 26 Oct 2026
$100Mraised across 1 round since 2021, from 1 source
- Latest round
- Series B, $100MApr 2021
- Investors
- 5
The rounds
- Apr 2021Series B$100M
Source recordedSEC filing: $22M sold, first sale Jun 2018
Everyone who backed them
Adage Capital ManagementAsset manager1round
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Quick answers about Theseus Pharmaceuticals
How much has Theseus Pharmaceuticals raised?
Theseus Pharmaceuticals has raised $100M across 1 round since 2021.
When did Theseus Pharmaceuticals last raise?
Theseus Pharmaceuticals's most recent round was a Series B of $100M in Apr 2021.
What was Theseus Pharmaceuticals's biggest round?
Its most recent round, $100M in Apr 2021, is also its largest on record.
Who backed Theseus Pharmaceuticals first?
Theseus Pharmaceuticals's first round on record, in Apr 2021, was backed by OrbiMed, Foresite Capital and Omega Funds and 2 others.
What stage is Theseus Pharmaceuticals at?
Theseus Pharmaceuticals's latest named round is a Series B, in Apr 2021.
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