| | | Wednesday, August 22nd, 1979 | | Activated 2B Garland Higgins from the disabled list. | | Saturday, August 18th, 1979 | | Activated LF Mike Clark from the disabled list. | | Friday, July 20th, 1979 | | Placed LF Mike Clark on the 15-day disabled list. | | Thursday, July 19th, 1979 | | Activated LF Mike Clark from the disabled list. | | Saturday, June 23rd, 1979 | | Placed LF Mike Clark on the 15-day disabled list. | | Sunday, June 10th, 1979 | | Activated RF Denis Girard from the disabled list. | | Friday, May 25th, 1979 | | Activated RF Pancho Vega from the disabled list. | | Tuesday, May 22nd, 1979 | | Placed RF Denis Girard on the 15-day disabled list. | | Monday, April 23rd, 1979 | | Placed RF Mike Clark on the 15-day disabled list. | | Thursday, April 19th, 1979 | | Placed MR Matt Martin on the 15-day disabled list. | | Saturday, April 14th, 1979 | | Placed RF Pancho Vega on the 15-day disabled list. | | Monday, November 20th, 1978 | | Activated SP Charlie Taylor from the disabled list. | | Sunday, November 12th, 1978 | | Activated C Carl Dempsey from the disabled list. | | Saturday, October 28th, 1978 | | Placed C Carl Dempsey on the 15-day disabled list. | | Monday, August 28th, 1978 | | SP Mike Decker retires. | | Signed Manager Raúl Ruíz to a 2-year contract extension. | |
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