Arizona Diamondbacks Transactions 2026

January
DATETRANSACTION
15 January 2026Agreed to terms with OF Joscar Hernandez on a contract. Agreed to terms with RHP Taylor Clarke on a one-year contract. Designated RHP Gus Varland for assignment. Agreed to terms with SS Ruben Gallego, SS Leonardo Sevilla, SS Bryan Figueroa, OF Loidel Amaya, OF Yohendi Fernandez, C Jhosep Villarroel, OF Joscar Hernandez, and OF Yamir Mendieta on minor league contracts.
13 January 2026Traded RHP Jack Martinez to St. Louis Cardinals for 3B Nolan Arenado and cash considerations.
10 January 2026Acquired RHP Josh Grosz from Colorado in exchange for OF Jake McCarthy.
8 January 2026Agreed to terms with RHPs Kevin Ginkel, Ryne Nelson and Ryan Thompson, OFs Jake McCarthy and Alek Thomas, C Gabriel Moreno and LHP A.J. Puk on one-year contracts.