 WALTHAM, Mass., Feb. 22, 2022 GLOBE NEWSWIRE -- Apellis Pharmaceuticals , Inc. Nasdaq: APLS, a global biopharmaceutical company and leader in complement, today announced that the company will host a conference call and webcast to discuss its fourth quarter and full year 2021 financial results on Monday, February 28, 2022 at 4:30 p.m. ET. 