The Athletics designated Maldonado for assignment Thursday, Martin Gallegos of MLB.com reports.
The transaction clears a spot on the 40-man roster for Elvis Alvarado, who was claimed off waivers Thursday. Maldonado was a waiver claim himself earlier this offseason and will now go through that process again. He held a 5.68 ERA and 11:7 K:BB over 19 innings with the Marlins in 2024.