Cardinals Roster & Staff
Transactions
| Date | Transaction |
| 11/30/12 | St. Louis Cardinals signed free agent RHP Yeison Medina to a minor league contract. |
| 11/26/12 | St. Louis Cardinals signed free agent LF Justin Christian to a minor league contract and invited him to spring training. |
| 11/20/12 | St. Louis Cardinals selected the contract of Michael Blazek from Memphis Redbirds. |
| 11/20/12 | St. Louis Cardinals selected the contract of Kevin Siegrist from Springfield Cardinals. |
| 11/20/12 | St. Louis Cardinals selected the contract of Eric Fornataro from Springfield Cardinals. |
| 11/20/12 | St. Louis Cardinals selected the contract of Keith Butler from Springfield Cardinals. |
| 11/19/12 | St. Louis Cardinals released RHP Brandon Dickson. |
| 11/13/12 | St. Louis Cardinals signed free agent C Rob Johnson to a minor league contract and invited him to spring training. |
| 11/13/12 | St. Louis Cardinals released RHP Kyle McClellan. |
| 11/03/12 | 1B Lance Berkman elected free agency. |
| 11/03/12 | RHP Kyle Lohse elected free agency. |
| 11/03/12 | LHP Brian Fuentes elected free agency. |
| 11/02/12 | St. Louis Cardinals sent Bryan Anderson outright to Memphis Redbirds. |
| 11/01/12 | St. Louis Cardinals sent RHP Adam Reifer outright to Memphis Redbirds. |
| 11/01/12 | St. Louis Cardinals sent Steven Hill outright to Memphis Redbirds. |