| | | Thursday, December 26th, 2013 | | Signed Hubert Morris to a minor league contract with a signing bonus of $1,190,000. |
| Tuesday, December 24th, 2013 | | Signed Tetsui Takahashi to a minor league contract with a signing bonus of $160,000. |
| Saturday, December 21st, 2013 | | Signed Allen Hebert to a minor league contract with a signing bonus of $130,000. |
| Tuesday, December 17th, 2013 | | Placed 3B Emílio Guerrero on the active roster. |
| Thursday, December 12th, 2013 | | Signed free agent 3B Emílio Guerrero to a 1-year contract worth a total of $5,950,000. |
| Thursday, November 28th, 2013 | | Signed free agent 3B León Rangel to a 2-year contract worth a total of $9,300,000. |
| Thursday, November 21st, 2013 | | SP Stephen Lawrence received a 1-year contract through automatic renewal worth a total of $510,000. | | SP Edward Griffith received a 1-year contract through automatic renewal worth a total of $500,000. | | RF Miguel Torres becomes a free-agent. | | MR Pedro López becomes a free-agent. |
| Tuesday, November 19th, 2013 | | Signed free agent MR Javier Pérez to a 1-year contract worth a total of $3,130,000. |
| Monday, November 18th, 2013 | | MR Derek Sears received a 1-year contract through arbitration worth a total of $787,500. | | C John Robertson received a 1-year contract through arbitration worth a total of $750,000. | | CF Mark Bennett received a 1-year contract through arbitration worth a total of $787,500. | | SS Bret Garrison received a 1-year contract through arbitration worth a total of $750,000. |
| Thursday, November 7th, 2013 | | Signed CL Gregory Erwin to a 2-year contract extension worth a total of $19,840,000. |
| Thursday, October 31st, 2013 | | Signed manager Steve Reed to a 5-year, $1,180,000 per year contract. |
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