Certain Common Stock of Sunesis Pharmaceuticals, Inc. are subject to a Lock-Up Agreement Ending on 28-OCT-2020. These Common Stock will be under lockup for 91 days starting from 29-JUL-2020 to 28-OCT-2020. Details: The executive officers and directors have agreed that they will not offer, sell, assign, transfer, pledge, contract to sell, or otherwise dispose of or announce the intention to otherwise dispose of, or enter into any swap, hedge or similar agreement or arrangement that transfers, in whole or in part, the economic consequence of ownership of, directly or indirectly, or make any demand or request or exercise any right with respect to the registration of, or file with the SEC a registration statement under the Securities Act relating to, any common stock or securities convertible into or exchangeable or exercisable for any common stock, for a period of 90 days after the date of the underwriting agreement related to the offering without the prior written consent of Oppenheimer & Co.