Media Contact: Lissa Pavluk media@apellis.com (617) 977-6764 Year All20242023202220212020201920182017201620152014 April 16, 2018 Apellis Pharmaceuticals Announces Proposed Offering of Common Stock April 16, 2018 Apellis Pharmaceuticals Provides Update on Phase 1b Open Label Study of APL-2 in PNH Patients Not Previously Treated with Eculizumab March 19, 2018 Apellis Pharmaceuticals Reports Fourth Quarter and Full Year 2017 Financial Results February 23, 2018 Apellis Pharmaceuticals to Participate in Upcoming Investor Conferences February 22, 2018 Apellis Pharmaceuticals Announces 18-Month Results of Phase 2 Study (FILLY) of APL-2 in Geographic Atrophy January 2, 2018 Apellis Pharmaceuticals to Present at the 36th Annual J.P. Morgan Healthcare Conference