Search Results
| Date | Team | Acquired | Relinquished | Notes |
| 2003-07-07 | Bucks | • Anthony Peeler | waived | |
| 2003-07-10 | Bucks | • Jamal Sampson | waived | |
| 2003-07-16 | Bucks | • Erick Strickland | signed free agent to a 2-year contract | |
| 2003-07-17 | Bucks | • Brian Skinner | signed free agent to a 3-year $5M contract | |
| 2003-07-17 | Bucks | • Daniel Santiago | signed free agent to a 1-year (2-year per some sources) contract | |
| 2003-07-20 | Bucks | • George Karl | fired as head coach | |
| 2003-07-23 | Bucks | • Damon Jones | signed free agent | |
| 2003-08-06 | Bucks | • Terry Porter (b. 1963-04-08) | hired as head coach, signed to a 4-year, ~$6M contract | |
| 2003-08-13 | Bucks | • Mike Schuler | hired as assistant coach | |
| 2003-08-14 | Bucks | • Jim Todd | hired as assistant coach | |
| 2003-08-22 | Bucks | • Bob Ociepka | hired as assistant coach | |
| 2003-08-26 | Bucks | • Troy Wenzel | retired as athletic trainer | |
| 2003-08-26 | Bucks | • Steve Condon | hired as athletic trainer | |
| 2003-09-30 | Bucks | • Antonio Meeking | signed free agent | |
| 2003-09-30 | Bucks | • Greg Stempin | signed free agent | |
| 2003-09-30 | Bucks | • Lynn Greer | signed free agent | |
| 2003-10-10 | Bucks | • Anthony Mason (Sr.) | waived (reached $10M buyout agreement) | |
| 2003-10-16 | Bucks | • Jason Caffey | waived (reached a buyout agreement) | |
| 2003-10-22 | Bucks | • Antonio Meeking | waived | |
| 2003-10-23 | Bucks | • Greg Stempin | waived | |
| 2003-10-23 | Bucks | • Lynn Greer | waived | |
| 2003-10-27 | Bucks | • Desmond Mason | re-signed to 3-year reported $21.7M contract extension through 2006-07 | |
| 2003-12-05 | Bucks | • Dan Langhi | signed free agent | |
| 2004-01-06 | Bucks | • Dan Langhi | waived | |
| 2004-02-15 | Bucks | • Keith Van Horn | • Tim Thomas | 3-team trade with Hawks, Knicks |