Arizona Diamondbacks Transactions 2026

January
DATETRANSACTION
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.