| Date | Player | Position | Transaction |
|---|---|---|---|
| Nov 19 | Aaron Heilman | RP | Traded from Chi Cubs to Arizona (for LHP Scott Maine and INF Ryne White) |
| Nov 6 | Brandon Webb | SP | Signed by Arizona (team option exercised) |
| Nov 6 | Scott Schoeneweis | RP | Declared free agency by Arizona |
| Nov 5 | Chad Tracy | 1B/3B | Declared free agency by Arizona (team option declined) |
| Nov 5 | Daniel Cabrera | SP/RP | Outrighted to minors by Arizona |
| Nov 5 | Doug Davis | SP | Declared free agency by Arizona |
| Nov 5 | Alex Romero | LF/RF/CF | Refused minor league assignment - free agent by Arizona |
| Nov 4 | Trent Oeltjen | RF/LF/CF | Outrighted to minors by Arizona |
| Nov 4 | Alex Romero | LF/RF/CF | Outrighted to minors by Arizona |
| Nov 4 | Daniel Cabrera | SP/RP | Refused minor league assignment - free agent by Arizona |
| Nov 4 | Yusmeiro Petit | SP/RP | Acquired off waivers from Arizona to Seattle |
| Nov 4 | Doug Slaten | RP | Acquired off waivers from Arizona to Washington |