| | | Monday, August 12th, 2030 | | Placed SP Doug Murphy on the 14-day disabled list, retroactive to 08/11/2030. | | Purchased the contract of SP Clarence Fish from Triple A Waco. |
| Monday, June 24th, 2030 | | Placed LF Pat Caldwell on the 14-day disabled list, retroactive to 06/17/2030. | | Purchased the contract of LF Wally Pickett from Triple A Waco. |
| Monday, June 17th, 2030 | | Placed 3B Willie Harvey on the 14-day disabled list, retroactive to 06/15/2030. | | Purchased the contract of SS Clint O'Herlihy from Triple A Waco. |
| Monday, May 13th, 2030 | | Placed LF Pat Caldwell on the 14-day disabled list, retroactive to 05/07/2030. | | Purchased the contract of LF Wally Pickett from Triple A Waco. |
| Monday, May 6th, 2030 | | Placed SS Marv William on the 60-day disabled list. | | Purchased the contract of 3B Ernie Hawk from Triple A Waco. |
| Tuesday, May 1st, 2029 | | Signed free agent SP Artie Roberson to a 1-year contract worth a total of $700,000. |
| Monday, April 23rd, 2029 | | Placed 2B Dany Breton on the 14-day disabled list, retroactive to 04/20/2029. | | Purchased the contract of SS Clint O'Herlihy from Triple A Waco. |
| Monday, April 9th, 2029 | | Placed LF Rolf Redman on the 14-day disabled list, retroactive to 04/04/2029. |
| Wednesday, February 7th, 2029 | | Signed free agent SP Clarence Waddell to a 1-year contract worth a total of $3,500,000. |
| Saturday, February 3rd, 2029 | | Signed free agent SP Carlos Reyes to a 1-year contract worth a total of $1,750,000. |
| Thursday, January 18th, 2029 | | Signed free agent CL Horace Jenkins to a 3-year contract worth a total of $33,150,000. |
| Sunday, January 14th, 2029 | | Signed free agent SP Don Harris to a 3-year contract worth a total of $38,350,000. |
| Friday, November 24th, 2028 | | LF Rolf Redman received a 1-year contract through automatic renewal worth a total of $380,000. | | SP Cristóbal Ríos received a 1-year contract through automatic renewal worth a total of $380,000. | | MR Jack Sturge received a 1-year contract through automatic renewal worth a total of $380,000. | | SP Manuel Romero received a 1-year contract through automatic renewal worth a total of $380,000. | | SP Álex Hernández becomes a free-agent. | | 1B John Dukeshire received a 1-year contract through automatic renewal worth a total of $380,000. | | MR Brent Gillard received a 1-year contract through automatic renewal worth a total of $380,000. | | SS Larry Begin received a 1-year contract through automatic renewal worth a total of $380,000. | | CF Jody Leonard becomes a free-agent. | | SS Marv William received a 1-year contract through automatic renewal worth a total of $380,000. | | C Duane Tuttle received a 1-year contract through automatic renewal worth a total of $380,000. | | MR Carlos Peña becomes a free-agent. |
| Tuesday, November 21st, 2028 | | MR Raúl González received a 1-year contract through arbitration worth a total of $3,825,000. | | MR Robert Shone received a 1-year contract through arbitration worth a total of $570,000. | | CF Tony Peña received a 1-year contract through arbitration worth a total of $1,076,000. | | SS Clint O'Herlihy received a 1-year contract through arbitration worth a total of $570,000. | | 3B Willie Harvey received a 1-year contract through arbitration worth a total of $1,350,000. | | MR Bob Batchelor received a 1-year contract through arbitration worth a total of $800,000. | | CF Ricky Richardson received a 1-year contract through arbitration worth a total of $570,000. | | 2B Dany Breton received a 1-year contract through arbitration worth a total of $8,750,000. | | SP Doug Willis received a 1-year contract through arbitration worth a total of $570,000. |
| Saturday, November 4th, 2028 | | Signed RF Glen Morgan to a 3-year contract extension worth a total of $24,500,000. |
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