| | | Saturday, June 15th, 2030 | | Drafted C Artie Kelly in the 2030 first-year player draft (Round 1, Pick 16, 16th overall pick). | | Drafted CF Pat Reed in the 2030 first-year player draft (Supplemental Round 1, Pick 9, 31st overall pick). | | Drafted SP Pat Miller in the 2030 first-year player draft (Supplemental Round 1, Pick 18, 40th overall pick). | | Drafted 3B Pablo González in the 2030 first-year player draft (Supplemental Round 1, Pick 24, 46th overall pick). | | Drafted SS Manny Rivera in the 2030 first-year player draft (Round 2, Pick 16, 68th overall pick). | | Drafted LF Chad Garrett in the 2030 first-year player draft (Round 3, Pick 16, 90th overall pick). | | Drafted CF Simon Dubreuil in the 2030 first-year player draft (Round 4, Pick 16, 112nd overall pick). | | Drafted C Jonathon Henderson in the 2030 first-year player draft (Round 5, Pick 16, 134th overall pick). | | Drafted SP Bud Hancock in the 2030 first-year player draft (Round 6, Pick 16, 156th overall pick). | | Drafted C Enzo Carnera in the 2030 first-year player draft (Round 7, Pick 16, 178th overall pick). | | Drafted MR Chad Chapman in the 2030 first-year player draft (Round 8, Pick 16, 200th overall pick). | | Drafted C Chip Hilton in the 2030 first-year player draft (Round 9, Pick 16, 222nd overall pick). | | Drafted MR Leonardo Castillo in the 2030 first-year player draft (Round 10, Pick 16, 244th overall pick). | | Drafted C Mark Coles in the 2030 first-year player draft (Round 11, Pick 16, 266th overall pick). | | Drafted MR Chet Henry in the 2030 first-year player draft (Round 12, Pick 16, 288th overall pick). | | Drafted C Jerry Long in the 2030 first-year player draft (Round 13, Pick 16, 310th overall pick). | | Drafted SS Aurelio Rivera in the 2030 first-year player draft (Round 14, Pick 16, 332nd overall pick). | | Drafted C Pat McConnell in the 2030 first-year player draft (Round 15, Pick 16, 354th overall pick). | | Drafted SS Dusty Stanley in the 2030 first-year player draft (Round 16, Pick 16, 376th overall pick). | | Drafted 3B Robby Osborne in the 2030 first-year player draft (Round 17, Pick 16, 398th overall pick). | | Drafted MR Joe Decker in the 2030 first-year player draft (Round 18, Pick 16, 420th overall pick). | | Drafted MR Chet Wolfe in the 2030 first-year player draft (Round 19, Pick 16, 442nd overall pick). |
| Friday, January 19th, 2029 | | Placed SP Mario Pérez on the active roster. |
| Thursday, January 18th, 2029 | | Signed free agent 2B Carlos Luján to a 2-year contract worth a total of $3,400,000. | | Signed free agent RF Iván Alou to a minor league contract. | | Signed free agent 1B Jerry Lean to a 1-year contract worth a total of $836,000. | | Signed free agent LF Doug Bruce to a 1-year contract worth a total of $722,000. |
| Thursday, January 4th, 2029 | | Signed free agent SP Mario Pérez to a 1-year contract worth a total of $950,000. |
| Friday, November 24th, 2028 | | MR Jerry Dudley received a 1-year contract through automatic renewal worth a total of $380,000. | | SP Jerry Marshall received a 1-year contract through automatic renewal worth a total of $380,000. | | CF Ichiyo Iwasaki received a 1-year contract through automatic renewal worth a total of $380,000. | | MR Rod Howard received a 1-year contract through automatic renewal worth a total of $380,000. | | CL Micheal Alston received a 1-year contract through automatic renewal worth a total of $380,000. | | 3B Pete Cortés received a 1-year contract through automatic renewal worth a total of $380,000. | | SP Wes Dennis received a 1-year contract through automatic renewal worth a total of $380,000. | | SP Nelson Ruíz received a 1-year contract through automatic renewal worth a total of $380,000. | | MR Ollie Sherman received a 1-year contract through automatic renewal worth a total of $380,000. | | SP Lorenzo De Los Santos received a 1-year contract through automatic renewal worth a total of $380,000. | | SS Doug Gentry received a 1-year contract through automatic renewal worth a total of $380,000. | | CF Tyrone Miles received a 1-year contract through automatic renewal worth a total of $380,000. | | SP Artie Curtis becomes a free-agent. | | SP Kent Busby becomes a free-agent. | | SP Salvador Hernández becomes a free-agent. | | MR Darryl Bradley becomes a free-agent. | | C Matthieu Courchesne becomes a free-agent. | | SS Doug Jenkins becomes a free-agent. | | SS T.J. Goodman becomes a free-agent. | | SP Salvador López becomes a free-agent. | | MR Raúl Castellanos becomes a free-agent. | | SS Carlos Martínez becomes a free-agent. | | SS Don Ford becomes a free-agent. | | MR Iván Nájera becomes a free-agent. | | C Bud Downey becomes a free-agent. | | SP Chuck Scanlon becomes a free-agent. | | MR Brad Carter becomes a free-agent. |
| Tuesday, November 21st, 2028 | | 2B Wilson Gómez received a 1-year contract through arbitration worth a total of $5,250,000. | | 3B Carl Norman received a 1-year contract through arbitration worth a total of $570,000. | | C Tabito Yokota received a 1-year contract through arbitration worth a total of $5,000,000. | | C Jerry Williams received a 1-year contract through arbitration worth a total of $4,035,000. | | MR Ánibal Velásquez received a 1-year contract through arbitration worth a total of $1,740,000. | | RF Shawn Reed received a 1-year contract through arbitration worth a total of $6,963,000. |
| Wednesday, November 15th, 2028 | | Signed MR P.J. McClure to a 6-year contract extension worth a total of $8,930,000. |
| Sunday, November 12th, 2028 | | Signed 1B Jayson Wulff to a 7-year contract extension worth a total of $140,000,000. |
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