| Date | Player | Position | Transaction |
|---|---|---|---|
| Nov 20 | Paul Phillips | C | Signed to a minor league contract by Colorado |
| Nov 14 | Rafael Betancourt | RP | Declared free agency by Colorado (team option declined) |
| Nov 13 | Juan Rincón | RP | Declared free agency by Colorado |
| Nov 9 | Mike McCoy | 2B/RF/3B | Acquired off waivers from Colorado to Toronto |
| Nov 9 | Joe Beimel | RP | Declared free agency by Colorado |
| Nov 9 | José Contreras | SP | Declared free agency by Colorado |
| Nov 9 | Josh Fogg | RP/SP | Declared free agency by Colorado |
| Nov 9 | Matt Herges | RP | Declared free agency by Colorado |
| Nov 9 | Paul Phillips | C | Outrighted to minors by Colorado |
| Nov 9 | Paul Phillips | C | Refused minor league assignment - free agent by Colorado |
| Nov 6 | Yorvit Torrealba | C | Declared free agency by Colorado (team option declined) |
| Nov 6 | Alan Embree | RP | Declared free agency by Colorado (team option declined) |
| Nov 5 | Matt Belisle | RP/SP | Signed by Colorado (avoids arbitration) |
| Nov 5 | Randy Flores | RP | Signed by Colorado (avoids arbitration) |
| Nov 5 | Jason Giambi | 1B | Declared free agency by Colorado |
| Nov 5 | Jason Marquis | SP | Declared free agency by Colorado |