Search Results
| Date | Team | Acquired | Relinquished | Notes |
| 2009-02-19 | Thunder | • Thabo Sefolosha | • 2009 first round pick (less favorable of Nuggets, Spurs) (#26-Taj Gibson) | trade with Bulls |
| 2009-02-19 | Thunder | • Malik Rose • cash considerations |
• Chris Wilcox | trade with Knicks |
| 2009-03-01 | Thunder | • Joe Smith (Leynard) | waived | |
| 2009-03-31 | Thunder | • Shaun Livingston | signed free agent to a multi-year contract | |
| 2009-06-25 | Thunder | • James Harden | 2009 NBA draft first round pick (#3 overall) | |
| 2009-06-25 | Thunder | • Rodrigue Beaubois | 2009 NBA draft first round pick (#25 overall) | |
| 2009-06-25 | Thunder | • rights to B.J. Mullens / Byron Mullens | • rights to Rodrigue Beaubois • 2010 second round pick (#50-Solomon Alabi) |
trade with Mavericks |
| 2009-06-25 | Thunder | • rights to Robert Vaden | • cash considerations | trade with Bobcats |
| 2009-06-30 | Thunder | • Damien Wilkins | player exercised contract option for 2009-10 | |
| 2009-07-01 | Thunder | • Desmond Mason | player became an unrestricted free agent | |
| 2009-07-11 | Thunder | • Byron Mullens / B.J. Mullens | signed first round pick to a 2-year, $2.3M contract with a 2-year, $3.5M team option | |
| 2009-07-11 | Thunder | • James Harden | signed first round pick to a 2-year, $8.3M contract with a 2-year, $10.4M team option | |
| 2009-07-11 | Thunder | • Serge Ibaka | signed first round pick to a 2-year, $2.3M contract with a 2-year, $3.5M team option | |
| 2009-07-17 | Thunder | • Earl Watson | waived | |
| 2009-07-27 | Thunder | • Etan Thomas • 2010 second round pick (#32-Dexter Pittman) • 2010 second round pick (least favorable of Blazers, Bulls, Rockets picks) (#51-Magnum Rolle) |
• Chucky Atkins • Damien Wilkins |
trade with Timberwolves |
| 2009-08-01 | Thunder | • Kevin Ollie | signed unrestricted free agent to a 1-year minimum contract | |
| 2009-08-13 | Thunder | • Maurice Cheeks | hired as assistant coach | |
| 2009-08-13 | Thunder | • Rex Kalamian | hired as assistant coach | |
| 2009-09-28 | Thunder | • Michael Ruffin | signed unrestricted free agent to a non-guaranteed contract | |
| 2009-09-28 | Thunder | • Mike Harris | signed free agent to a non-guaranteed contract | |
| 2009-09-28 | Thunder | • Ryan Bowen | signed free agent to a non-guaranteed contract | |
| 2009-09-28 | Thunder | • Tre Kelley | signed free agent to a non-guaranteed contract | |
| 2009-10-21 | Thunder | • Tre Kelley | waived | |
| 2009-10-22 | Thunder | • Michael Ruffin | waived | |
| 2009-10-23 | Thunder | • Mike Harris | waived |