| Friday, August 21st, 1964 | Activated SS Earl Evans from the disabled list. | Monday, August 10th, 1964 | Activated MR Bennie Pearson from the disabled list. | Thursday, August 6th, 1964 | Placed SS Earl Evans on the 15-day disabled list. | Monday, June 15th, 1964 | Promoted 1B Rafael Gutiérrez to Double A Port Lavaca. | Activated RF Miguel Angel Muñóz from the disabled list. | Promoted SP Pat Ferris to Double A Port Lavaca. | Promoted 3B Keith Mansvelt to Double A Port Lavaca. | Received MR Hua-ding Yi from Double A Port Lavaca. | Received RF Francisco Solís from Double A Port Lavaca. | Received 2B Luis Castillo from Double A Port Lavaca. | Drafted LF Brad Bullock in the 1964 first-year player draft (Round 6, Pick 14, 111st overall pick). | Drafted MR Albert Vega in the 1964 first-year player draft (Round 7, Pick 14, 129th overall pick). | Drafted C Chris Gilliam in the 1964 first-year player draft (Round 8, Pick 14, 147th overall pick). | Drafted MR Rafael De La Cruz in the 1964 first-year player draft (Round 9, Pick 14, 165th overall pick). | Drafted MR Joe Cobb in the 1964 first-year player draft (Round 10, Pick 14, 183rd overall pick). | Promoted RF Roberto Mojica to Double A Port Lavaca. | Received SS Earl Evans from Double A Port Lavaca. | Saturday, May 30th, 1964 | Placed MR Bennie Pearson on the 15-day disabled list. | Tuesday, April 28th, 1964 | Activated SS John O'Brien from the disabled list. | Tuesday, February 25th, 1964 | Activated SP Xavier Valdéz from the disabled list. | Monday, February 10th, 1964 | Placed SP Xavier Valdéz on the 15-day disabled list. | Wednesday, October 16th, 1963 | Activated MR Jim Nash from the disabled list. | Friday, October 4th, 1963 | Activated SP Frank Lynch from the disabled list. | Wednesday, September 18th, 1963 | Activated CF Mario Espinosa from the disabled list. | |
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