Erasca COO Nicholas Chetwyn departs effective Nov. 2
ERAS•Erasca Chief Operating Officer Nicholas (Nik) Chetwyn’s employment will end effective November 2, 2026. The company said the leadership realignment aims to support development and potential commercialization of its RAS-targeting programs.
1. Leadership transition
Erasca said Chetwyn’s employment will end November 2, 2026. The leadership realignment was decided October 15, and his responsibilities are transitioning to other leadership team members to streamline the reporting structure.




