 WALTHAM, Mass., April 26, 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 first quarter 2022 financial results on Wednesday, May 4, 2022 at 4:30 p.m. ET. 