Company Story
2015 - Gritstone bio, Inc. was founded by Andrew Allen, Karin Jooss, and Raphael Rousseau
2016 - Raised $31 million in Series A financing from leading investors
2017 - Established research collaboration with the National Cancer Institute
2018 - Raised $92 million in Series B financing to advance neoantigen-based cancer immunotherapies
2020 - Initiated Phase 1 clinical trial of GRANITE-001, a personalized neoantigen-based cancer vaccine
2021 - Raised $250 million in Series C financing to support clinical development and expansion