| Date | Transaction | |||
| 12/27/05 | Signed LHP Dennys Reyes to a Minor League contract with an invitation to Spring Training. | |||
| 12/22/05 | Signed OF/DH Rondell White to a one-year contract with a vesting option for 2007. | |||
| 12/20/05 | Signed OF Andres Torres to a Minor League contract with an invitation to Spring Training. | |||
| 12/15/05 | Signed free agent 3B Tony Batista to a one-year contract; Signed C Shawn Wooten to a Minor League contract with an invition to Spring Training. | |||
| 12/14/05 | Signed INF Jason Hart to a Minor League contract with an invitation to Spring Training. | |||
| 12/9/05 | Acquired INF Alexi Casilla from the Angels in exchange for LHP J.C. Romero. | |||
| 12/8/05 | Selected OF Jason Pridie from Tampa Bay, OF Erold Andrus from the New York Yankees, RHP Alexander Farfan from Cincinnati and LHP Jose Lugo from Oakland in the Rule 5 Draft. | |||
| 12/2/05 | Acquired 2B Luis Castillo from the Florida Marlins for RHP Travis Bowyer and RHP Scott Tyler. | |||
