| | | Sunday, August 16th, 1964 | | Activated LF Paul Stevens from the disabled list. | | Thursday, August 6th, 1964 | | Activated 2B Floyd Castle from the disabled list. | | Monday, July 6th, 1964 | | Placed 2B Floyd Castle on the 15-day disabled list. | | Thursday, June 18th, 1964 | | Activated RF Craig Heard from the disabled list. | | Monday, June 15th, 1964 | | Drafted 1B David García in the 1964 first-year player draft (Round 6, Pick 1, 98th overall pick). | | Drafted SP Jeffrey Duncan in the 1964 first-year player draft (Round 7, Pick 1, 116th overall pick). | | Drafted 3B Pedro Rodríguez in the 1964 first-year player draft (Round 8, Pick 1, 134th overall pick). | | Drafted MR Iván Leoniedas in the 1964 first-year player draft (Round 9, Pick 1, 152nd overall pick). | | Drafted MR Víctor López in the 1964 first-year player draft (Round 10, Pick 1, 170th overall pick). | | Promoted SP Jack Summers to Double A Edna. | | Tuesday, May 12th, 1964 | | Placed RF Craig Heard on the 15-day disabled list. | | Sunday, May 10th, 1964 | | Activated RF Juan De La Cruz from the disabled list. | | Thursday, April 23rd, 1964 | | Placed RF Paul Stevens on the 15-day disabled list. | | Wednesday, September 4th, 1963 | | Activated LF Allen Robinson from the disabled list. | |
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