 EMERYVILLE, Calif., May 19, 2021 PRNewswire -- Dynavax Technologies Corporation Nasdaq: DVAX, a biopharmaceutical company focused on developing and commercializing novel vaccines, today announced that Ryan Spencer , Chief Executive Officer, will participate in a virtual fireside chat at the William Blair 41th Annual Growth Stock Conference on Tuesday, June 1, 2021 at 2:40 p.m. 