| Sunday, August 9th, 1959 | Placed 1B Jeffrey Carson on the 15-day disabled list. | Friday, August 7th, 1959 | Activated LF Cole Lee from the disabled list. | Thursday, June 25th, 1959 | Placed LF Cole Lee on the 15-day disabled list. | Monday, June 22nd, 1959 | Received 3B Xu Sen from Double A Austin. | Monday, June 15th, 1959 | Promoted SS Jack St. Jean to Double A Austin. | Promoted 3B Ron O'Keefe to Double A Austin. | Promoted SS Alan Johnson to Double A Austin. | Received C Jesús Ramírez from Double A Austin. | Promoted SP Edgar Morales to Double A Austin. | Promoted SP Rodrigo Esquire to Double A Austin. | Promoted C Jesús Ramírez to Double A Austin. | Promoted RF Juan Medellín to Double A Austin. | Promoted 1B Román Peña to Double A Austin. | Received SP José García from Double A Austin. | Received MR Juan Pérez from Double A Austin. | Received SS Jack St. Jean from Double A Austin. | Received LF Lorenzo Valdés from Double A Austin. | Received SS Alan Johnson from Double A Austin. | Drafted SP Ángel Manuel in the 1959 first-year player draft (Round 6, Pick 1, 88th overall pick). | Drafted SP Bill Yarbrough in the 1959 first-year player draft (Round 7, Pick 1, 104th overall pick). | Drafted MR Eric Clark in the 1959 first-year player draft (Round 8, Pick 1, 120th overall pick). | Drafted SP Christian Washington in the 1959 first-year player draft (Round 9, Pick 1, 136th overall pick). | Drafted RF Dan Lester in the 1959 first-year player draft (Round 10, Pick 1, 152nd overall pick). | Promoted SS Jack St. Jean to Double A Austin. | Received 1B Jesús Ramírez from Double A Austin. | Monday, May 4th, 1959 | Activated SS Alan Johnson from the disabled list. | Saturday, April 25th, 1959 | Placed LF Cristóbal Díaz on the 15-day disabled list. | Sunday, April 19th, 1959 | Placed SS Bryant Robinson on the 15-day disabled list. | Tuesday, September 23rd, 1958 | Released SS John Hobbs. | Monday, September 15th, 1958 | Activated MR Orlando Cedeño from the disabled list. | |
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