| Wednesday, August 22nd, 1956 | Activated CF Wayne Morse from the disabled list. | Tuesday, July 3rd, 1956 | Released 1B Ben Cobb. | Friday, June 15th, 1956 | Promoted C Dave Hill to Double A Austin. | Promoted RF César Gómez to Double A Austin. | Received 2B Diego Montoya from Double A Austin. | Received RF Guillermo Soto from Double A Austin. | Drafted SS José Torres in the 1956 first-year player draft (Round 6, Pick 4, 88th overall pick). | Drafted CL Lúcio Mateo in the 1956 first-year player draft (Round 7, Pick 4, 104th overall pick). | Drafted C Joe Taylor in the 1956 first-year player draft (Round 8, Pick 4, 120th overall pick). | Drafted MR Jeff Miller in the 1956 first-year player draft (Round 9, Pick 4, 136th overall pick). | Drafted SS Mike Veeck in the 1956 first-year player draft (Round 10, Pick 4, 152nd overall pick). | Promoted 2B Glenn Livingston to Double A Austin. | Received C Dave Hill from Double A Austin. | Tuesday, May 29th, 1956 | Placed 3B Ed Smith on the 15-day disabled list. | Wednesday, April 25th, 1956 | Placed 2B Alfonso Cabrera on the 15-day disabled list. | Sunday, January 8th, 1956 | Activated SP Chris James from the disabled list. | Friday, December 23rd, 1955 | Activated MR José Álvarez from the disabled list. | Sunday, November 27th, 1955 | Placed MR José Álvarez on the 15-day disabled list. | Monday, October 3rd, 1955 | Released 3B Joe McRae. | Tuesday, September 20th, 1955 | Released 1B José Garza. | |
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