| | | Thursday, October 16th, 2014 | | Signed SP Felipe Lara to a 3-year contract extension worth a total of $22,500,000. |
| Wednesday, September 24th, 2014 | | Placed LF Júlio Prado on the 15-day disabled list. |
| Friday, September 19th, 2014 | | Placed LF Kent Stover on the active roster. | | Activated LF Kent Stover from the disabled list. |
| Tuesday, September 9th, 2014 | | Signed MR Johnny Chapman to a 2-year contract extension worth a total of $4,775,000. |
| Monday, September 8th, 2014 | | MR Richard Saunders was designated for assignment and placed on waivers. |
| Thursday, September 4th, 2014 | | Placed 3B Zong-yuan Feng on the 15-day disabled list. |
| Thursday, August 14th, 2014 | | Failed to sign 2nd round draft pick John Silver. |
| Monday, July 21st, 2014 | | Signed MR Enrique Díaz to a 4-year contract extension worth a total of $14,760,000. |
| Tuesday, July 15th, 2014 | | Signed CF Kent Stover to a 7-year contract extension worth a total of $94,675,000. | | Signed CL Ernesto Otero to a 3-year contract extension worth a total of $12,758,500. |
| Friday, July 11th, 2014 | | Signed SP Emílio Solíz to a 4-year contract extension worth a total of $57,440,000. |
| Sunday, June 29th, 2014 | | Signed Clyde Anderson to a minor league contract with a signing bonus of $150,000. |
| Tuesday, June 24th, 2014 | | Signed Barton Boyd to a minor league contract with a signing bonus of $1,200,000. |
| Monday, June 23rd, 2014 | | Signed Michinaga Watanabe to a minor league contract with a signing bonus of $370,000. | | Signed Truman Banks to a minor league contract with a signing bonus of $250,000. |
| Friday, June 20th, 2014 | | Signed Brennan Blanton to a minor league contract with a signing bonus of $1,010,000. | | Signed Hiroyasu Sugahara to a minor league contract with a signing bonus of $180,000. |
| Wednesday, June 18th, 2014 | | Signed Henry Ellison to a minor league contract with a signing bonus of $1,000,000. |
| Tuesday, June 17th, 2014 | | Signed Naoaki Imai to a minor league contract with a signing bonus of $520,000. | | Signed Bob Phelps to a minor league contract with a signing bonus of $260,000. |
| Sunday, April 27th, 2014 | | Signed SP Jofet Mialheiro to a 1-year contract extension worth a total of $8,200,000. |
| Thursday, March 13th, 2014 | | Placed 3B Guy Allard on the 15-day disabled list. |
| Monday, February 17th, 2014 | | Placed MR Dave Williams on the active roster. |
| Saturday, February 15th, 2014 | | Signed free agent MR Dave Williams to a 1-year contract worth a total of $1,040,000. |
| Saturday, December 14th, 2013 | | Placed SS Brian Tucker on the active roster. |
| Tuesday, December 10th, 2013 | | Signed free agent SS Brian Tucker to a 1-year contract worth a total of $630,000. |
| Wednesday, November 13th, 2013 | | CF Raúl Medina received a 1-year contract through arbitration worth a total of $4,688,000. | | SP Jofet Mialheiro received a 1-year contract through arbitration worth a total of $8,107,500. | | 3B Guy Allard received a 1-year contract through arbitration worth a total of $10,000,000. | | SP Felipe Lara received a 1-year contract through arbitration worth a total of $7,397,000. | | C Larry Johnson received a 1-year contract through arbitration worth a total of $7,500,000. | | CL Eddie Folkard received a 1-year contract through arbitration worth a total of $2,976,000. | | SS Don Auten received a 1-year contract through arbitration worth a total of $11,000,000. | | 1B Carl Dupree received a 1-year contract through arbitration worth a total of $6,891,500. |
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