Apellis Pharmaceuticals, INC. (APLS) SEC Filings — 2026 1 SEC filing for Apellis Pharmaceuticals, INC. (APLS) in 2026. FilingsApellis Pharmaceuticals, INC. 3 Filing — 3 · Apr 6, 2026 ExploreAll APLS Filings · APLS 2025 · All 2026 Filings