| | | Wednesday, August 8th, 1973 | | Placed SP Sam Wright on the 15-day disabled list. |
| Sunday, August 5th, 1973 | | Activated 1B William Wilson from the disabled list. | | Placed 2B Drake Weeks on the 15-day disabled list. |
| Thursday, July 26th, 1973 | | Activated 3B Diego Trujillo from the disabled list. |
| Tuesday, July 24th, 1973 | | Activated 3B Kent O'Quinn from the disabled list. |
| Wednesday, July 11th, 1973 | | Placed 3B Diego Trujillo on the 15-day disabled list. |
| Friday, June 15th, 1973 | | Promoted SP Abdelatif Citiwala to Double A Eagle Pass. | | Promoted 1B Dusty Gustafson to Double A Eagle Pass. | | Received SP Eugene Clarke from Double A Eagle Pass. | | Received RF Robert Vincent from Double A Eagle Pass. | | Drafted SP Bob Walker in the 1973 first-year player draft (Round 6, Pick 15, 109th overall pick). | | Drafted 1B Javier Ríos in the 1973 first-year player draft (Round 7, Pick 15, 128th overall pick). | | Drafted MR Pedro Pagán in the 1973 first-year player draft (Round 8, Pick 15, 146th overall pick). | | Drafted MR Garrett Thompson in the 1973 first-year player draft (Round 9, Pick 15, 164th overall pick). | | Drafted MR Carlos Morín in the 1973 first-year player draft (Round 10, Pick 15, 182nd overall pick). |
| Monday, May 28th, 1973 | | Placed 1B Lee Flannery on the 15-day disabled list. |
| Monday, May 7th, 1973 | | Placed CF Clayton Pike on the 15-day disabled list. |
| Sunday, August 27th, 1972 | | Activated RF Manuel Barrios from the disabled list. |
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