Summit Therapeutics (SMMT) 8-K Changes in Registrant's Certifying Accountant

Exhibit 16.1

 

May 26, 2021

Securities and Exchange Commission
100 F Street, N.E.
Washington, DC 20549

Commissioners:

We have read the statements made by Summit Therapeutics Inc. (copy attached), which we understand will be filed with the Securities and Exchange Commission, pursuant to Item 4.01 of Form 8-K of Summit Therapeutic Inc., dated May 24, 2021. We agree with the statements concerning our Firm contained therein.

Very truly yours,

  

PricewaterhouseCoopers LLP

Reading

United Kingdom

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