Offseason
- November 24, 1972: Matty Alou was traded by the Athletics to the New York Yankees for Rob Gardner and a player to be named later. The Yankees completed the deal by sending Rich McKinney to the Athletics on December 1.
- November 30, 1972: Mike Epstein was traded by the Athletics to the Texas Rangers for Horacio PiƱa.
- December 18, 1972: Orlando Cepeda was released by the Athletics.
- January 10, 1973: 1973 Major League Baseball Draft (January Draft) notable picks:
-
- Round 1: Mike Norris(24th pick).
- Secondary Phase
- Round 1: Warren Cromartie (10th pick) (did not sign).
- January 23, 1973: Jerry McNertney was signed as a free agent by the Athletics.
- March 24, 1973: Dave Duncan and George Hendrick were traded by the Athletics to the Cleveland Indians for Ray Fosse and Jack Heidemann.
- March 31, 1973: Jay Johnstone signed as a free agent with the Athletics.
Read more about this topic: 1973 Oakland Athletics Season