| | | 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. |
| Saturday, June 15th, 2030 | | Drafted CF Nate Young in the 2030 first-year player draft (Round 1, Pick 18, 18th overall pick). | | Demoted LF Wally Pickett to Triple A Waco. | | Placed LF Pat Caldwell on the active roster. | | Activated LF Pat Caldwell from the disabled list. | | Drafted LF Bernardo Padilla in the 2030 first-year player draft (Round 2, Pick 18, 70th overall pick). | | Drafted SS Don Lindsey in the 2030 first-year player draft (Round 3, Pick 18, 92nd overall pick). | | Drafted 2B Pat Young in the 2030 first-year player draft (Round 4, Pick 18, 114th overall pick). | | Drafted SP Héctor Vázquez in the 2030 first-year player draft (Round 5, Pick 18, 136th overall pick). | | Drafted SS Felipe Cruz Jr. in the 2030 first-year player draft (Round 6, Pick 18, 158th overall pick). | | Drafted 1B B.J. Cooley in the 2030 first-year player draft (Round 7, Pick 18, 180th overall pick). | | Drafted 2B Julián Figueroa in the 2030 first-year player draft (Round 8, Pick 18, 202nd overall pick). | | Drafted MR Shawn Maxted in the 2030 first-year player draft (Round 9, Pick 18, 224th overall pick). | | Drafted SS Frank Noftle in the 2030 first-year player draft (Round 10, Pick 18, 246th overall pick). | | Drafted MR Chet Newman in the 2030 first-year player draft (Round 11, Pick 18, 268th overall pick). | | Drafted 2B Pat Wilson in the 2030 first-year player draft (Round 12, Pick 18, 290th overall pick). | | Drafted SP Chad Mason in the 2030 first-year player draft (Round 13, Pick 18, 312nd overall pick). | | Drafted LF Pat Bishop in the 2030 first-year player draft (Round 14, Pick 18, 334th overall pick). | | Drafted C Alonso Vigil in the 2030 first-year player draft (Round 15, Pick 18, 356th overall pick). | | Drafted 2B Mal Lloyd in the 2030 first-year player draft (Round 16, Pick 18, 378th overall pick). | | Drafted LF Mike Decoste in the 2030 first-year player draft (Round 17, Pick 18, 400th overall pick). | | Drafted SP Xavier Álvarez in the 2030 first-year player draft (Round 18, Pick 18, 422nd overall pick). | | Drafted SP Juan Luis Solís in the 2030 first-year player draft (Round 19, Pick 18, 444th overall pick). |
| 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. | | SS Xavier López becomes a free-agent. | | LF Manuel Ortega becomes a free-agent. | | C Ernie Henson becomes a free-agent. | | 2B Mario Vela becomes a free-agent. | | 3B Geoff Tipton becomes a free-agent. | | MR Raúl Núñez becomes a free-agent. | | SS Pete Robinson becomes a free-agent. | | CL Caleb Lee becomes a free-agent. | | MR Jean-François Bérard becomes a free-agent. | | C Rafael Gutiérrez becomes a free-agent. | | C Tex Giles becomes a free-agent. | | MR Doug Seaforth becomes a free-agent. | | C Jerry Tuttle 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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