EMERYVILLE, Calif., June 13, 2024 (GLOBE NEWSWIRE) -- Gritstone bio, Inc. (NASDAQ:GRTS), a clinical-stage biotechnology company that aims to develop the world's most potent vaccines, today announced that the Compensation Committee of the company's Board of Directors granted one employee nonqualified stock options to purchase an aggregate of 6,850 shares of its common stock with an exercise price of $0.75, which is equal to the closing price of Gritstone's common stock on June 7, 2024, the date of the grant. These stock options are ...