0001658551 2026-03-03 2026-03-03 0001658551 false 8-K 2026-03-03 AMYLYX PHARMACEUTICALS, INC. DE 001-41199 46-4600503 55 Cambridge Parkway Suite 6W Cambridge MA 02142 617 682-0917 false false false false Common Stock, $0.0001 par value per share AMLX NASDAQ false