X0609 4 2026-03-27 0002033535 Costamare Bulkers Holdings Ltd CMDB 0002116439 Eleftheriou Katerina true 60 ZEPHYROU STREET & SYNGROU AVENUE ATHENS J3 17564 GREECE true false Common Stock, par value $0.0001 per share 2026-03-27 4 P 0 65 15.11 A 865 D /s/ Anastasios Gabrielides, by power of attorney 2026-03-31