Athletics Roster & Staff
Transactions
| Date | Transaction |
| 01/27/23 | Oakland Athletics activated 1B Jesús Aguilar. |
| 01/27/23 | Oakland Athletics invited non-roster RHP Jorge Juan and to spring training. |
| 01/27/23 | Oakland Athletics invited non-roster RHP Nolan Long to spring training. |
| 01/27/23 | RHP Nolan Long roster status changed by Oakland Athletics. |
| 01/27/23 | Oakland Athletics signed free agent 1B Jesús Aguilar. |
| 01/26/23 | Oakland Athletics traded LHP Cole Irvin and RHP Kyle Virbitsky to Baltimore Orioles for SS Darell Hernaiz. |
| 01/26/23 | Oakland Athletics traded LHP Cole Irvin and RHP Kyle Virbitsky to Baltimore Orioles for SS Darell Hernaiz. |
| 01/26/23 | Oakland Athletics traded LHP Cole Irvin and RHP Kyle Virbitsky to Baltimore Orioles for SS Darell Hernaiz. |
| 01/17/23 | Oakland Athletics released RHP Tyler Cyr. |
| 01/15/23 | Oakland Athletics signed free agent OF Jeison Lopez to a minor league contract. |
| 01/15/23 | Oakland Athletics signed free agent RHP Donny Troconis to a minor league contract. |
| 01/15/23 | Oakland Athletics signed free agent SS Reinaldo De La Cruz to a minor league contract. |
| 01/15/23 | Oakland Athletics signed free agent RHP Roberto Urdaneta to a minor league contract. |
| 01/15/23 | Oakland Athletics signed free agent RHP Alvin Veras to a minor league contract. |
| 01/15/23 | Oakland Athletics signed free agent C Jesus Natera to a minor league contract. |
| 01/15/23 | Oakland Athletics signed free agent RHP Francis Marte to a minor league contract. |
| 01/15/23 | Oakland Athletics signed free agent SS Jesus Superlano to a minor league contract. |
| 01/15/23 | Oakland Athletics signed free agent C Ramon Landaeta to a minor league contract. |
| 01/15/23 | Oakland Athletics signed free agent RHP Wilfred Alvarado to a minor league contract. |
| 01/15/23 | Oakland Athletics signed free agent OF Reynaldo De La Paz to a minor league contract. |
| 01/15/23 | Oakland Athletics signed free agent RHP Paul Chacon to a minor league contract. |
| 01/15/23 | Oakland Athletics signed free agent RHP Cristhian Rangel to a minor league contract. |
| 01/15/23 | Oakland Athletics signed free agent RHP Luis Morales to a minor league contract. |
| 01/15/23 | Oakland Athletics signed free agent RHP Freilyn Guzman to a minor league contract. |
| 01/15/23 | Oakland Athletics signed free agent OF Darling Fernandez to a minor league contract. |
| 01/15/23 | Oakland Athletics signed free agent SS Jesus Fernandez to a minor league contract. |
| 01/13/23 | Oakland Athletics activated RHP Shintaro Fujinami. |
| 01/13/23 | Oakland Athletics signed free agent RHP Shintaro Fujinami. |
| 01/13/23 | Oakland Athletics activated RHP Shintaro Fujinami. |
| 01/13/23 | Oakland Athletics designated RHP Tyler Cyr for assignment. |
| 01/11/23 | Oakland Athletics signed free agent RHP Joe Wieland to a minor league contract. |
| 01/10/23 | RHP Austin Pruitt roster status changed by Oakland Athletics. |
| 01/10/23 | Oakland Athletics signed free agent RHP Austin Pruitt to a minor league contract. |