| Sunday, August 31st, 1980 | Activated 1B José Espinoza from the disabled list. | Activated 2B Mike Smith from the disabled list. | Saturday, August 30th, 1980 | Activated RF Bryce Morse from the disabled list. | Monday, August 25th, 1980 | Activated SP Bob Williams from the disabled list. | Wednesday, August 13th, 1980 | Placed RF Bryce Morse on the 15-day disabled list. | Friday, August 8th, 1980 | Placed 1B José Espinoza on the 15-day disabled list. | Thursday, July 31st, 1980 | Activated MR Sergio Montés from the disabled list. | Monday, July 14th, 1980 | Placed MR Sergio Montés on the 15-day disabled list. | Sunday, July 6th, 1980 | Placed SS Len Conner on the 15-day disabled list. | Wednesday, June 4th, 1980 | Activated LF Phil Wallace from the disabled list. | Sunday, May 25th, 1980 | Placed SP Danny Richard on the 15-day disabled list. | Tuesday, May 6th, 1980 | Activated C Robinson Soto from the disabled list. | Wednesday, April 30th, 1980 | Placed LF Phil Wallace on the 15-day disabled list. | Monday, April 28th, 1980 | Activated SS Len Conner from the disabled list. | Monday, April 21st, 1980 | Placed C Robinson Soto on the 15-day disabled list. | Sunday, April 13th, 1980 | Placed SS Len Conner on the 15-day disabled list. | Wednesday, September 19th, 1979 | Activated SP Ben Lynch from the disabled list. | Tuesday, September 4th, 1979 | Signed manager Chris James. | Friday, August 31st, 1979 | Activated LF Peter Park from the disabled list. | |
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