Athletics Roster & Staff
Transactions
| Date | Transaction |
| 03/31/10 | 2B Conner Crumbliss assigned to Oakland Athletics. |
| 03/31/10 | OF Franklin Hernandez assigned to Oakland Athletics. |
| 03/30/10 | Oakland Athletics optioned Steve Tolleson to Sacramento River Cats. |
| 03/30/10 | Oakland Athletics invited non-roster IF Stephen Parker to spring training. |
| 03/30/10 | Oakland Athletics invited non-roster OF Archie Gilbert to spring training. |
| 03/29/10 | C Curtis Thigpen assigned to Oakland Athletics. |
| 03/29/10 | Jon Meloan roster status changed by Oakland Athletics. |
| 03/28/10 | Oakland Athletics signed free agent RHP Chad Gaudin. |
| 03/27/10 | RHP Steven Sharpe assigned to Oakland Athletics. |
| 03/27/10 | Oakland Athletics optioned Vin Mazzaro to Sacramento River Cats. |
| 03/27/10 | Oakland Athletics optioned Chris Carter to Sacramento River Cats. |
| 03/26/10 | RF Shane Peterson assigned to Oakland Athletics. |
| 03/26/10 | 1B Steve Kleen assigned to Oakland Athletics. |
| 03/26/10 | RHP Michael Madsen assigned to Oakland Athletics. |
| 03/26/10 | LHP Anthony Capra assigned to Oakland Athletics. |
| 03/26/10 | 2B Yung-Chi Chen assigned to Oakland Athletics. |
| 03/26/10 | 2B Michael Affronti assigned to Oakland Athletics. |
| 03/24/10 | Texas Rangers traded RHP Edwar Ramirez to Oakland Athletics for SS Gregorio Petit. |
| 03/24/10 | Texas Rangers traded RHP Edwar Ramirez to Oakland Athletics for SS Gregorio Petit. |
| 03/22/10 | RHP Daniel Sattler assigned to Oakland Athletics. |
| 03/22/10 | LHP Derrick Gordon assigned to Oakland Athletics. |
| 03/22/10 | RHP Jared Lansford assigned to Oakland Athletics. |
| 03/22/10 | RHP Jason Ray assigned to Oakland Athletics. |
| 03/21/10 | RHP Jon Hunton assigned to Oakland Athletics. |
| 03/20/10 | RF Matthew Sulentic assigned to Oakland Athletics. |
| 03/19/10 | RHP Beau Vaughan assigned to Oakland Athletics. |
| 03/18/10 | Oakland Athletics optioned Justin Souza to Midland RockHounds. |
| 03/15/10 | Oakland Athletics optioned RHP Fautino De Los Santos to Midland RockHounds. |
| 03/15/10 | Oakland Athletics optioned Clayton Mortensen to Sacramento River Cats. |
| 03/15/10 | Oakland Athletics optioned LHP Pedro Figueroa to Midland RockHounds. |
| 03/15/10 | Bobby Cassevah returned to Salt Lake Bees from Oakland Athletics. |
| 03/13/10 | RHP Arnold Leon assigned to Oakland Athletics. |
| 03/10/10 | Oakland Athletics released LHP Jay Marshall. |
| 03/10/10 | RHP Mickey Storey assigned to Oakland Athletics. |
| 03/10/10 | RHP Mike Benacka assigned to Oakland Athletics. |
| 03/10/10 | RHP Justin Friend assigned to Oakland Athletics. |
| 03/09/10 | LHP Jay Marshall returned to Oakland Athletics from New York Mets. |
| 03/09/10 | LHP Carlos Hernandez assigned to Oakland Athletics. |
| 03/09/10 | LHP Ben Hornbeck assigned to Oakland Athletics. |
| 03/09/10 | RHP Daniel Thomas assigned to Oakland Athletics. |
| 03/06/10 | Jemile Weeks assigned to Oakland Athletics. |
| 03/01/10 | 3B Jason Christian assigned to Oakland Athletics. |
| 03/01/10 | Oakland Athletics signed free agent RHP Jose Pina to a minor league contract. |