/Companies

Theseus Pharmaceuticals

Cambridge, US · Founded 2017 · Delaware corporation · 11 known investors

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Founders & leadership

Theseus Pharmaceuticals was founded in 2017 by William C. Shakespeare.

WCWilliam C. Shakespeare
William C. ShakespeareFounder, President Research & Development

Board

IDIain Dukes
Iain DukesCEOVenture Partner at OrbiMed
MRMichael Rome
Michael RomeBoard directorManaging Director at Foresite Capital
CGCarl Gordon
Carl GordonBoard directorManaging Partner at OrbiMed

Investors · 11

Also in the syndicate · 2

Boxer CapitalFarallon Capital Management

Reported raises · per SEC filings

Form D private placements

$117.2M disclosed across 2 rounds · 2018–2021

▶$22.1MraisedFeb 2021 · 3 investors · Pharmaceuticals
Rule 506(b)
Officers, directors & promoters on the filing
  • Carl GordonDirector
  • Iain DukesExecutive Officer, Director
  • William C. ShakespeareDirector
  • Michael RomeDirector
Offering amount
$22.1M
Amount sold
$22.1M
First sale
Jun 2018
Incorporated
Corporation, Delaware, 2017
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$95.1MraisedFeb 2021 · 16 investors · Pharmaceuticals
Rule 506(b)
Officers, directors & promoters on the filing
  • Iain DukesExecutive Officer, Director
  • William C. ShakespeareDirector
  • Michael RomeDirector
  • Carl GordonDirector
Offering amount
$100.1M
Amount sold
$95.1M
First sale
Jan 2021
Incorporated
Corporation, Delaware, 2017
Federal exemptions
06b
Full filing on SEC EDGAR ↗

Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.

In the news

Frequently asked questions

Who founded Theseus Pharmaceuticals?
Theseus Pharmaceuticals was founded by William C. Shakespeare in 2017.
Who are Theseus Pharmaceuticals's investors?
Theseus Pharmaceuticals's investors include Foresite Capital, Longitude Capital, Nextech Invest, NexTech Ventures, Omega Funds, OrbiMed, Pontifax Venture Capital, Rock Springs Capital and 1 more.
How much funding has Theseus Pharmaceuticals raised?
Theseus Pharmaceuticals has disclosed $117.2M raised across 2 rounds.
Where is Theseus Pharmaceuticals headquartered?
Theseus Pharmaceuticals is headquartered in Cambridge, US.