| | | Monday, September 8th, 2014 | | Placed SP George Hartman on the 15-day disabled list. |
| Wednesday, July 2nd, 2014 | | Signed Larry O'Day to a minor league contract with a signing bonus of $1,250,000. |
| Friday, June 27th, 2014 | | Signed Willie King to a minor league contract with a signing bonus of $770,000. |
| Thursday, June 26th, 2014 | | Signed Yoichi Higuchi to a minor league contract with a signing bonus of $1,640,000. |
| Tuesday, June 24th, 2014 | | Signed Otis Hess to a minor league contract with a signing bonus of $1,210,000. |
| Monday, June 23rd, 2014 | | Signed Kyle Young to a minor league contract with a signing bonus of $1,500,000. |
| Friday, June 20th, 2014 | | Signed Carlos Fernández to a minor league contract with a signing bonus of $200,000. |
| Monday, June 16th, 2014 | | Signed Dan Brown to a minor league contract with a signing bonus of $190,000. |
| Tuesday, May 20th, 2014 | | Placed 2B Fred Billings on the 15-day disabled list. | | Placed RF Tony Dann on the active roster. | | Activated RF Tony Dann from the disabled list. |
| Wednesday, April 23rd, 2014 | | Signed SP Ken Byrd to a 5-year contract extension worth a total of $30,000,000. |
| Tuesday, April 8th, 2014 | | Placed SP Adam Hurley on the 60-day disabled list. |
| Monday, January 20th, 2014 | | Placed MR John Dawson on the active roster. |
| Tuesday, January 14th, 2014 | | Signed free agent MR John Dawson to a 1-year contract worth a total of $630,000. |
| Thursday, January 9th, 2014 | | Signed 3B Manuel González to a 6-year contract extension worth a total of $90,049,000. |
| Thursday, December 5th, 2013 | | Signed free agent LF Phil Johnstone to a 3-year contract worth a total of $10,920,000. |
| Monday, December 2nd, 2013 | | Signed free agent MR Jack Brooks to a 1-year contract worth a total of $610,000. |
| Friday, November 29th, 2013 | | Signed free agent RF David Santana to a 1-year contract worth a total of $660,000. |
| Saturday, November 16th, 2013 | | SP Jack Jones received a 1-year contract through automatic renewal worth a total of $400,000. | | MR John Byrne received a 1-year contract through automatic renewal worth a total of $400,000. | | RF Raúl Vásquez becomes a free-agent. | | C Conan Park received a 1-year contract through automatic renewal worth a total of $400,000. | | MR Ha-ro Sin received a 1-year contract through automatic renewal worth a total of $400,000. | | MR Adam Hurley received a 1-year contract through automatic renewal worth a total of $400,000. | | LF Jimmy Gorman received a 1-year contract through automatic renewal worth a total of $400,000. | | MR Pablo Pérez received a 1-year contract through automatic renewal worth a total of $400,000. | | CF Giorgio DeGiovanni received a 1-year contract through automatic renewal worth a total of $400,000. | | MR Norberto Gaona received a 1-year contract through automatic renewal worth a total of $400,000. | | MR Mario Medina becomes a free-agent. | | CF Kevin Riopel received a 1-year contract through automatic renewal worth a total of $400,000. | | 2B Fred Billings received a 1-year contract through automatic renewal worth a total of $400,000. | | CF Tony Dann received a 1-year contract through automatic renewal worth a total of $400,000. | | SP Juan Vallés received a 1-year contract through automatic renewal worth a total of $400,000. | | 3B Rich Ridler received a 1-year contract through automatic renewal worth a total of $400,000. |
| Wednesday, November 13th, 2013 | | MR Forrest Walter received a 1-year contract through arbitration worth a total of $2,600,000. | | SP Ken Byrd received a 1-year contract through arbitration worth a total of $4,423,000. | | SP George Hartman received a 1-year contract through arbitration worth a total of $672,000. |
| Friday, October 25th, 2013 | | Signed scouting director Foster Goodwin to a 5-year, $350,000 per year contract. |
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