| Saturday, October 8th, 1966 | Activated 3B Miguel Garza from the disabled list. | Wednesday, September 21st, 1966 | Placed 3B Miguel Garza on the 13-day disabled list. | Saturday, August 13th, 1966 | Signed Roger Grant to a minor league contract with a signing bonus of $37,000. | Wednesday, August 10th, 1966 | Signed Juan Gómez to a minor league contract with a signing bonus of $210,700. | Signed Donald Nash to a minor league contract with a signing bonus of $18,600. | Monday, August 8th, 1966 | Signed Mark Thompson to a minor league contract with a signing bonus of $7,600. | Thursday, July 21st, 1966 | Placed SP Will Scott on the 60-day disabled list. | Purchased the contract of SP Steve Clark from Double A Tulsa. | Tuesday, July 19th, 1966 | SS Lorenzo García was designated for assignment and placed on waivers (from active). | Wednesday, June 29th, 1966 | Signed Philip Tate to a minor league contract with a signing bonus of $13,900. | Monday, March 21st, 1966 | Placed 2B Chris Dudley on the 13-day disabled list. | Sunday, March 13th, 1966 | Activated SP Alan Lawrence from the 60-day disabled list. | MR Damian Thomas was designated for assignment, placed on waivers and taken off the 40-man roster. | Monday, January 31st, 1966 | Signed free agent MR Dan Rancourt to a 1-year contract worth a total of $34,000. | Demoted MR Tom Ferguson to Triple A Millet. | |
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