On June 27, 2022, William Steinkrauss notified Curis, Inc. (the “Company”) of his intention to resign from his role as Chief Financial Officer and Chief Administrative Officer (Principal Financial and Accounting Officer) in order to pursue an entrepreneurial opportunity in consulting. Mr. Steinkrauss's decision to leave his position at Curis is not the result of any dispute or disagreement with the Company or its Board of Directors regarding the Company's financial reporting or disclosures, accounting policies or procedures or operating practices. Mr. Steinkrauss will remain in his current role until August 5, 2022.

The Company has begun a search for a successor.