| | | Thursday, September 14th, 1972 | | Placed SP A. Santorini on the active roster. | | Activated SP A. Santorini from the 60-day disabled list. |
| Tuesday, August 1st, 1972 | | Placed C J. Moses on the active roster. | | Activated C J. Moses from the disabled list. |
| Sunday, July 16th, 1972 | | Placed CF G. Clines on the active roster. | | Activated CF G. Clines from the disabled list. | | Placed MR D. Tomlin on the International League 7-day disabled list. |
| Saturday, July 1st, 1972 | | Placed CF D. Thomas on the 15-day disabled list. | | Placed RF M. Rivers on the International League 7-day disabled list. |
| Sunday, April 16th, 1972 | | Placed SP T. Murphy on the 15-day disabled list. | | Placed LF G. Luzinski on the International League 7-day disabled list. | | Placed SP D. Kelley on the International League 7-day disabled list. | | Traded 26-year-old second baseman T. Sizemore and a 4th round draft pick to the Los Angeles Outlaws, getting a 3rd round draft pick and a 5th round draft pick in return. | | Released RF A. Kosco. | | Released LF L. Stahl. |
| Wednesday, March 1st, 1972 | | Drafted 3B M. Schmidt in the 1972 first-year player draft (Round 1, Pick 2, 2nd overall Pick). | | Drafted MR R. Gossage in the 1972 first-year player draft (Round 1, Pick 8, 8th overall Pick). | | Traded 26-year-old starting pitcher K. Holtzman to the Detroit Griffins, getting 24-year-old center fielder G. Clines in return. | | Drafted 2B D. Lopes in the 1972 first-year player draft (Round 2, Pick 1, 13th overall Pick). | | Drafted LF J. Grubb in the 1972 first-year player draft (Round 2, Pick 2, 14th overall Pick). | | Traded 26-year-old left fielder H. McRae, 23-year-old minor league starting pitcher C. Hough, 34-year-old first baseman W. McCovey and 34-year-old left fielder J. Hickman to the Cleveland Barons, getting 22-year-old minor league starting pitcher B. Johnson, 27-year-old minor league right fielder W. Williams and 26-year-old minor league starting pitcher S. Renko in return. | | Drafted MR D. Tomlin in the 1972 first-year player draft (Round 3, Pick 1, 25th overall Pick). | | Drafted 2B J. Brohamer in the 1972 first-year player draft (Round 4, Pick 5, 41st overall Pick). | | Drafted CF P. Mangual in the 1972 first-year player draft (Round 5, Pick 1, 49th overall Pick). |
| Monday, February 14th, 1972 | | Demoted SS J. Mason to Triple A Twin Cities. | | Traded 37-year-old second baseman F. Mantilla, 30-year-old catcher D. Dietz and a 3rd round draft pick to the Chicago Colts, getting 20-year-old catcher M. May, 22-year-old minor league left fielder S. Braun, 34-year-old minor league left fielder J. Hickman, 41-year-old minor league reliever B. Fischer, a 2nd round draft pick and a 5th round draft pick in return. |
| Sunday, February 6th, 1972 | | Signed free agent LF F. Robinson to a 2-year contract worth a total of $34,222,222. | | Signed free agent 2B F. Mantilla to a 2-year contract worth a total of $20,222,222. | | Signed free agent SS J. Mason to a 2-year contract worth a total of $820,000. |
| Tuesday, January 11th, 1972 | | Traded 20-year-old reliever M. Wilcox, 28-year-old reliever D. Selma and 24-year-old minor league third baseman B. Sudakis to the Boston Federals, getting a 1st round draft pick and a 4th round draft pick in return. |
| Monday, November 1st, 1971 | | SS D. Concepcion received a 1-year contract through automatic renewal worth a total of $750,000. | | SP J. Coleman received a 1-year contract through automatic renewal worth a total of $1,000,000. | | 3B D. Nelson received a 1-year contract through automatic renewal worth a total of $500,000. | | CL R. Lamb received a 1-year contract through automatic renewal worth a total of $300,000. | | SP V. Blue received a 1-year contract through automatic renewal worth a total of $2,500,000. | | SP K. Holtzman received a 1-year contract through automatic renewal worth a total of $810,000. | | C J. Moses received a 1-year contract through automatic renewal worth a total of $300,000. | | SP A. Santorini received a 1-year contract through automatic renewal worth a total of $2,100,000. | | C D. Dietz received a 1-year contract through automatic renewal worth a total of $1,000,000. | | RF O. Brown received a 1-year contract through automatic renewal worth a total of $300,000. | | SP G. Stone received a 1-year contract through automatic renewal worth a total of $750,000. | | SP D. McGinn received a 1-year contract through automatic renewal worth a total of $1,000,000. | | RF P. Kelly received a 1-year contract through automatic renewal worth a total of $500,000. | | SP T. Murphy received a 1-year contract through automatic renewal worth a total of $500,000. | | RF R. Miller received a 1-year contract through automatic renewal worth a total of $300,000. | | MR M. Wilcox received a 1-year contract through automatic renewal worth a total of $300,000. | | 1B T. Horton received a 1-year contract through automatic renewal worth a total of $500,000. | | LF H. McRae received a 1-year contract through automatic renewal worth a total of $750,000. | | 2B T. Sizemore received a 1-year contract through automatic renewal worth a total of $300,000. | | SS R. Auerbach received a 1-year contract through automatic renewal worth a total of $300,000. | | CF E. Stroud received a 1-year contract through automatic renewal worth a total of $300,000. | | Released 1B B. Robertson. |
| Friday, October 29th, 1971 | | MR D. Selma received a 1-year contract through arbitration worth a total of $950,000. |
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