 SOUTH SAN FRANCISCO, Calif., April 10, 2021 GLOBE NEWSWIRE -- Harpoon Therapeutics, Inc. NASDAQ: HARP, a clinical-stage immunotherapy company developing a novel class of T cell engagers, today announced the availability of three poster presentations at the American Association for Cancer Research AACR Annual Meeting. The presentations will be available beginning today at 8:30 a.m. ET through the virtual meeting website at and on the Harpoon corporate website at 