Athletics Roster & Staff
Transactions
| Date | Transaction |
| 05/31/24 | Oakland Athletics placed RHP Lucas Erceg on the 15-day injured list retroactive to May 26, 2024. Strained right forearm. |
| 05/31/24 | Oakland Athletics optioned RHP Tyler Ferguson to Las Vegas Aviators. |
| 05/31/24 | Oakland Athletics sent 3B Tyler Nevin outright to Las Vegas Aviators. |
| 05/31/24 | Oakland Athletics recalled LHP Brady Basso from Las Vegas Aviators. |
| 05/31/24 | Oakland Athletics recalled RHP Dany Jiménez from Las Vegas Aviators. |
| 05/30/24 | Oakland Athletics placed LHP Kyle Muller on the 15-day injured list retroactive to May 27, 2024. Left shoulder tendinitis. |
| 05/30/24 | Oakland Athletics recalled LHP Hogan Harris from Las Vegas Aviators. |
| 05/29/24 | Oakland Athletics sent RHP Brandon Bielak outright to Las Vegas Aviators. |
| 05/28/24 | Oakland Athletics designated 3B Tyler Nevin for assignment. |
| 05/28/24 | Oakland Athletics activated SS Aledmys Díaz from the 60-day injured list. |
| 05/27/24 | Oakland Athletics sent 3B Jordan Diaz outright to Las Vegas Aviators. |
| 05/25/24 | Oakland Athletics placed RHP Ross Stripling on the 15-day injured list. Right elbow strain. |
| 05/25/24 | Oakland Athletics designated RHP Brandon Bielak for assignment. |
| 05/25/24 | Oakland Athletics recalled RHP Tyler Ferguson from Las Vegas Aviators. |
| 05/25/24 | Oakland Athletics selected the contract of LHP Jack O'Loughlin from Las Vegas Aviators. |
| 05/24/24 | Oakland Athletics activated 3B Miguel Andujar from the 10-day injured list. |
| 05/24/24 | Oakland Athletics optioned 3B Brett Harris to Las Vegas Aviators. |
| 05/23/24 | Oakland Athletics placed 2B Esteury Ruiz on the 10-day injured list. Strained left wrist. |
| 05/23/24 | Oakland Athletics designated 3B Jordan Diaz for assignment. |
| 05/23/24 | Oakland Athletics selected the contract of CF Daz Cameron from Las Vegas Aviators. |
| 05/22/24 | Oakland Athletics sent LHP Sean Newcomb on a rehab assignment to Las Vegas Aviators. |
| 05/22/24 | Oakland Athletics sent RHP Luis Medina on a rehab assignment to Las Vegas Aviators. |
| 05/21/24 | Oakland Athletics activated LHP Scott Alexander from the 15-day injured list. |
| 05/21/24 | Oakland Athletics optioned RHP Tyler Ferguson to Las Vegas Aviators. |
| 05/20/24 | Oakland Athletics optioned RHP Tyler Ferguson to Las Vegas Aviators. |
| 05/18/24 | Oakland Athletics sent LHP Sean Newcomb on a rehab assignment to ACL Athletics. |
| 05/18/24 | Detroit Tigers claimed LHP Easton Lucas off waivers from Oakland Athletics. |
| 05/17/24 | Oakland Athletics signed free agent RHP Robert Dugger to a minor league contract. |
| 05/17/24 | LHP Easton Lucas roster status changed by Oakland Athletics. |
| 05/17/24 | Oakland Athletics activated RHP Brandon Bielak. |
| 05/17/24 | Oakland Athletics optioned LHP Hogan Harris to Las Vegas Aviators. |
| 05/16/24 | RHP Brandon Bielak roster status changed by Oakland Athletics. |
| 05/16/24 | Oakland Athletics designated LHP Easton Lucas for assignment. |
| 05/16/24 | Houston Astros traded RHP Brandon Bielak to Oakland Athletics for cash. |
| 05/15/24 | Oakland Athletics sent RHP Luis Medina on a rehab assignment to ACL Athletics. |
| 05/15/24 | Oakland Athletics sent RHP Joe Boyle on a rehab assignment to Las Vegas Aviators. |
| 05/15/24 | Oakland Athletics placed LHP Alex Wood on the 15-day injured list retroactive to May 13, 2024. Left rotator cuff tendonitis. |
| 05/15/24 | Oakland Athletics transferred SS Darell Hernaiz from the 10-day injured list to the 60-day injured list. Left ankle injury. |
| 05/15/24 | Oakland Athletics selected the contract of RHP Aaron Brooks from Las Vegas Aviators. |
| 05/15/24 | Oakland Athletics optioned LHP Brady Basso to Las Vegas Aviators. |
| 05/15/24 | Oakland Athletics recalled LHP Hogan Harris from Las Vegas Aviators. |
| 05/14/24 | Oakland Athletics sent 3B Miguel Andujar on a rehab assignment to Las Vegas Aviators. |
| 05/14/24 | Oakland Athletics recalled LHP Brady Basso from Midland RockHounds. |
| 05/14/24 | Oakland Athletics optioned LHP Easton Lucas to Las Vegas Aviators. |
| 05/14/24 | Oakland Athletics optioned 1B Lawrence Butler to Las Vegas Aviators. |
| 05/13/24 | Oakland Athletics placed RHP Paul Blackburn on the 15-day injured list retroactive to May 11, 2024. Stress reaction of the fifth metatarsal of his right foot. |
| 05/13/24 | Oakland Athletics recalled LHP Easton Lucas from Las Vegas Aviators. |
| 05/11/24 | Oakland Athletics transferred RHP Paul Blackburn from the 15-day injured list to the 60-day injured list. |
| 05/11/24 | Oakland Athletics optioned LHP Easton Lucas to Las Vegas Aviators. |
| 05/10/24 | Oakland Athletics sent 3B Zack Gelof on a rehab assignment to Las Vegas Aviators. |
| 05/10/24 | Oakland Athletics sent SS Aledmys Díaz on a rehab assignment to Las Vegas Aviators. |
| 05/10/24 | Oakland Athletics sent LHP Scott Alexander on a rehab assignment to Las Vegas Aviators. |
| 05/10/24 | Oakland Athletics optioned RHP Osvaldo Bido to Las Vegas Aviators. |
| 05/10/24 | Houston Astros claimed RHP Alex Speas off waivers from Oakland Athletics. |
| 05/09/24 | Oakland Athletics sent LF Lazaro Armenteros outright to Las Vegas Aviators. |
| 05/08/24 | Oakland Athletics designated RHP Alex Speas for assignment. |
| 05/08/24 | Oakland Athletics sent RHP Freddy Tarnok on a rehab assignment to Las Vegas Aviators. |
| 05/08/24 | Oakland Athletics placed SS Darell Hernaiz on the 10-day injured list. Left ankle injury. |
| 05/08/24 | Oakland Athletics selected the contract of LHP Easton Lucas from Las Vegas Aviators. |
| 05/08/24 | Oakland Athletics optioned LHP Hogan Harris to Las Vegas Aviators. |
| 05/08/24 | Oakland Athletics recalled RHP Osvaldo Bido from Las Vegas Aviators. |
| 05/08/24 | Oakland Athletics recalled C Tyler Soderstrom from Las Vegas Aviators. |
| 05/07/24 | Oakland Athletics designated LF Lazaro Armenteros for assignment. |
| 05/07/24 | Oakland Athletics selected the contract of RHP Tyler Ferguson from Las Vegas Aviators. |
| 05/07/24 | Oakland Athletics optioned RHP Dany Jiménez to Las Vegas Aviators. |
| 05/06/24 | Oakland Athletics placed RHP Joe Boyle on the 15-day injured list. Low back strain. |
| 05/06/24 | Oakland Athletics recalled LHP Hogan Harris from Las Vegas Aviators. |
| 05/03/24 | Oakland Athletics transferred RHP Freddy Tarnok from the 15-day injured list to the 60-day injured list. |
| 05/03/24 | Oakland Athletics activated 3B J.D. Davis from the 10-day injured list. |
| 05/03/24 | Oakland Athletics sent LHP Scott Alexander on a rehab assignment to Stockton Ports. |
| 05/03/24 | Oakland Athletics signed free agent RHP Seth Elledge to a minor league contract. |
| 05/03/24 | Oakland Athletics optioned SS Nick Allen to Las Vegas Aviators. |
| 05/03/24 | Oakland Athletics selected the contract of 3B Brett Harris from Las Vegas Aviators. |
| 05/02/24 | Oakland Athletics optioned 1B Ryan Noda to Las Vegas Aviators. |