Offseason
- November 24, 2005: Shortstop Hanley Ramírez was traded by the Boston Red Sox along with pitchers Jesús Delgado (minors), Harvey García and Aníbal Sánchez to the Florida Marlins, in exchange for P Josh Beckett, 3B Mike Lowell and P Guillermo Mota.
- December 8, 2005: Edgar Rentería was traded by the Boston Red Sox with cash to the Atlanta Braves for Andy Marté.
- February 1, 2006: Free agent catcher Ken Huckaby was signed by Boston.
Read more about this topic: 2006 Boston Red Sox Season