Search Results
| Date | Team | Acquired | Relinquished | Notes |
| 2008-06-09 | Wizards | • Gilbert Arenas | player declined contract option, making player an unrestricted free agent | |
| 2008-06-26 | Wizards | • JaVale McGee | 2008 NBA draft first round pick (#18 overall) | |
| 2008-06-26 | Wizards | • Bill Walker / Henry Walker | 2008 NBA draft second round pick (#47 overall) | |
| 2008-06-26 | Wizards | • cash | • rights to Bill Walker / Henry Walker | trade with Celtics |
| 2008-06-30 | Wizards | • Antawn Jamison | re-signed to a 4-year, $50M contract extension | |
| 2008-07-01 | Wizards | • Koichi Sato | hired as rehabilitation coordinator / assistant athletic trainer (date approximate) | |
| 2008-07-09 | Wizards | • JaVale McGee | signed first round pick to a 2-year, $2.9M contract with a 2-year, $4.1M team option | |
| 2008-07-11 | Wizards | • Dee Brown (b. 1984-08-17) | signed restricted free agent (from Jazz, who declined to match offer sheet)) | |
| 2008-07-11 | Wizards | • Roger Mason Jr. | lost unrestricted free agent (to Spurs) | |
| 2008-07-12 | Wizards | • Gilbert Arenas | re-signed unrestricted free agent to a 6-year $111M contract | |
| 2008-08-03 | Wizards | • Jeff Grayer | signed unrestricted free agent (from Bucks) | |
| 2008-09-22 | Wizards | • Ed Jordan / Eddie Jordan | team exercised contract option on head coach through 2009-10 | |
| 2008-09-22 | Wizards | • Taj McCullough | signed free agent | |
| 2008-09-22 | Wizards | • DerMarr Johnson | signed free agent (from Spurs) | |
| 2008-09-22 | Wizards | • Linton Johnson III | signed free agent (from Suns) | |
| 2008-09-23 | Wizards | • Juan Dixon | signed unrestricted free agent (from Pistons) to a 1-year contract | |
| 2008-10-10 | Wizards | • Taj McCullough | waived | |
| 2008-10-21 | Wizards | • DerMarr Johnson | waived | |
| 2008-10-21 | Wizards | • Linton Johnson III | waived | |
| 2008-10-27 | Wizards | • Nick Young | team exercised contract option through 2009-10 | |
| 2008-10-27 | Wizards | • Oleksiy Pecherov | team exercised contract option through 2009-10 | |
| 2008-11-24 | Wizards | • Ed Jordan / Eddie Jordan | fired as head coach | |
| 2008-11-24 | Wizards | • Mike O'Koren | fired as assistant coach | |
| 2008-11-24 | Wizards | • Ed Tapscott | hired as interim head coach | |
| 2008-12-10 | Wizards | • Dee Brown (b. 1984-08-17) | waived |