The Athletics bolstered their bullpen with a veteran arm. Right-handed relief pitcher Mark Leiter Jr. agreed to a contract with the Green and Gold, The Athletic’s Ken Rosenthal reported Thursday, ...

The Oakland Athletics moved quickly to reinforce their bullpen, securing veteran right-hander Mark Leiter Jr. on a one-year contract worth roughly $3 million. The deal, pending a physical, marks ...

December 17th: The A’s have officially announced their signing of Leiter. December 11th: The Athletics have reportedly reached an agreement with right-hander Mark Leiter Jr. on a one-year, $2.85MM ...

The Athletics selected Perez's contract from Triple-A Las Vegas on Tuesday, Martin Gallegos of MLB.com reports. Perez spent most of the 2025 season at Double-A Midland, where he posted a .724 OPS ...