 |  | 04/26/1981 |  | | | | | | | | | |  | Pittsburgh Keystones |  | |
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| Wednesday, February 11th, 1981 | Activated CL Gustavo Vélez from the 60-day disabled list. | MR Héctor García was designated for assignment and placed on waivers (from active). | Thursday, October 9th, 1980 | Signed general manager Carlos Alfonso to a 4-year, $143,700 per year contract. | Wednesday, October 8th, 1980 | Signed scouting director Ernesto Sánchez to a 5-year, $46,600 per year contract. | Saturday, October 4th, 1980 | Signed manager Walt Welch to a 5-year, $118,900 per year contract. | Thursday, October 2nd, 1980 | Signed bench coach John Spence to a 4-year, $123,900 per year contract. | |
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