| Saturday, September 25th, 1971 | Activated LF Mathew William from the 60-day disabled list. | MR Jorge Arenas was designated for assignment, placed on waivers and taken off the 40-man roster. | Thursday, August 26th, 1971 | Activated SP Hunter Curtis from the disabled list. | MR Miguel Mosena was designated for assignment and placed on waivers (from active). | Sunday, August 8th, 1971 | Signed Bill Miller to a minor league contract with a signing bonus of $12,800. | Signed Lee Flannery to a minor league contract with a signing bonus of $10,000. | Saturday, July 31st, 1971 | Placed 3B Pepe Sánchez on the 60-day disabled list. | Saturday, July 17th, 1971 | Signed Christian Edwards to a minor league contract with a signing bonus of $65,500. | Saturday, June 26th, 1971 | Signed Ernest Donaldson to a minor league contract with a signing bonus of $156,300. | Thursday, June 17th, 1971 | Placed LF Mathew William on the 60-day disabled list. | Wednesday, April 28th, 1971 | Placed 3B Vaughan Lindsey on the 60-day disabled list. | Thursday, October 29th, 1970 | Signed manager Cristián Bańuelos to a 5-year, $57,100 per year contract. | Thursday, October 8th, 1970 | Signed bench coach John Manning to a 3-year, $58,600 per year contract. | |
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