Cyprus-based Nasdaq-listed owner Castor Maritime has struck a deal to buy a 2023-built eco kamsarmax bulker for $37.5m. The Petros Panagiotidis-led company said the unnamed vessel, which costs in the region of newbuildings currently quoted by brokers at Chinese shipyards, is being acquired from an unaffiliated third party through a wholly-owned subsidiary. Delivery is expected …