| Thursday, August 20th, 1970 | Activated SP Iván López from the disabled list. | Wednesday, August 19th, 1970 | Activated 1B King Joseph from the disabled list. | Wednesday, August 5th, 1970 | Placed SP Iván López on the 15-day disabled list. | Saturday, July 25th, 1970 | Activated SP Iván López from the disabled list. | Friday, July 17th, 1970 | Placed MR Sal Barrett on the 15-day disabled list. | Tuesday, July 14th, 1970 | Placed 1B King Joseph on the 15-day disabled list. | Monday, July 13th, 1970 | Activated 3B Noah Barbeau from the disabled list. | Friday, July 10th, 1970 | Placed SP Iván López on the 15-day disabled list. | Monday, June 15th, 1970 | Promoted CF José Saldaña to Double A Harlingen. | Received RF Wilson Gonzáles from Double A Harlingen. | Drafted CL Miguel Angel Vélez in the 1970 first-year player draft (Round 6, Pick 4, 99th overall pick). | Drafted 2B Santiago Ramos in the 1970 first-year player draft (Round 7, Pick 4, 117th overall pick). | Drafted MR Bill Waddell in the 1970 first-year player draft (Round 8, Pick 4, 135th overall pick). | Drafted SS George Hairston in the 1970 first-year player draft (Round 9, Pick 4, 153rd overall pick). | Drafted MR Sal Barrett in the 1970 first-year player draft (Round 10, Pick 4, 171st overall pick). | Sunday, June 14th, 1970 | Placed 3B King Joseph on the 15-day disabled list. | Friday, June 12th, 1970 | Activated SP Iván López from the disabled list. | Thursday, May 28th, 1970 | Placed SP Iván López on the 15-day disabled list. | Monday, May 18th, 1970 | Activated RF Greg Whitfield from the disabled list. | Thursday, April 30th, 1970 | Activated 1B King Joseph from the disabled list. | Monday, April 27th, 1970 | Placed 3B Noah Barbeau on the 15-day disabled list. | Wednesday, October 15th, 1969 | Signed hitting coach Aaron Price. | |
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