| | | Monday, July 20th, 1964 | | Activated MR Virgil Dean from the disabled list. | | Monday, June 15th, 1964 | | Promoted SP Ron Flowers to Double A McAllen. | | Promoted 3B Larry Frye to Double A McAllen. | | Received SP Waylon Miller from Double A McAllen. | | Drafted 2B Bill Evans in the 1964 first-year player draft (Round 6, Pick 10, 107th overall pick). | | Drafted 2B Claudio Díaz in the 1964 first-year player draft (Round 7, Pick 10, 125th overall pick). | | Drafted SP Ángel Cervantes in the 1964 first-year player draft (Round 8, Pick 10, 143rd overall pick). | | Drafted LF Richie Dupree in the 1964 first-year player draft (Round 9, Pick 10, 161st overall pick). | | Drafted MR Geoff MacDonald in the 1964 first-year player draft (Round 10, Pick 10, 179th overall pick). | | Sunday, May 31st, 1964 | | Released 3B Joe McRae. | | Wednesday, May 20th, 1964 | | Received 3B Joe McRae from Triple A Ajax. | | Tuesday, October 8th, 1963 | | 3B Matt Hewitt becomes a free-agent. | |
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