| Saturday, August 16th, 1975 | Activated RF Greg Humphrey from the disabled list. | Saturday, August 2nd, 1975 | Placed 1B Joe MacDonald on the 15-day disabled list. | Wednesday, May 7th, 1975 | Activated 2B Ricardo Sánchez from the disabled list. | Tuesday, April 15th, 1975 | Placed 2B Ricardo Sánchez on the 15-day disabled list. | Saturday, August 31st, 1974 | MR José Ortíz retires. | SP Eduardo López retires. | MA Sergio Garza retires. | Signed Pitching Coach Joe Melton to a 3-year contract extension. | |
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