 SOUTH SAN FRANCISCO, Calif., April 30, 2021 GLOBE NEWSWIRE -- Calithera Biosciences, Inc. Nasdaq: CALA, a clinical-stage biotechnology company focused on discovering and developing novel small molecule drugs for the treatment of cancer and other life-threatening diseases, today announced that the Companys first quarter 2021 financial results will be released on Thursday, May 6, 2021. Company management will host a conference call on Thursday, May 6, 2021 at 2:00 p.m. Pacific Time 5:00 p.m. Eastern Time to discuss the financial results and other recent corporate highlights. 