| | | Wednesday, September 21st, 1955 | | Placed RF Darren Nelson on the 15-day disabled list. | | Monday, August 8th, 1955 | | Signed Iván Sánchez to a minor league contract with a signing bonus of $13,700. | | Signed Mike Richmond to a minor league contract with a signing bonus of $2,600. | | Sunday, August 7th, 1955 | | MR Buddy Fuller was claimed off waivers by Washington. | | Signed Tim Berry to a minor league contract with a signing bonus of $2,700. | | Friday, August 5th, 1955 | | Signed Edgar Morales to a minor league contract with a signing bonus of $45,000. | | Thursday, August 4th, 1955 | | MR Buddy Fuller was designated for assignment and placed on waivers (from active). | | Placed CF Mike McClure on waivers. | | Wednesday, August 3rd, 1955 | | Signed 1st round draft pick Miguel Sánchez for a signing bonus of $26,400 and a 2-year major league contract worth a total of $52,800. | | Tuesday, July 26th, 1955 | | Signed William Short to a minor league contract with a signing bonus of $15,700. | | Friday, June 24th, 1955 | | Signed Tim Charles to a minor league contract with a signing bonus of $4,800. | |
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