| Date | Transaction |
| 02-28-1970 | Terrence Sinnott has retired from football. |
| 09-01-1968 | The Winnipeg Jets have moved Doug "Six Gun" Singleton, Willie Huther, Mike Clay, Bobby Berry, Willy Wonka, Tom Wilhelm, Harry Paratestes, Larry Apke, and Sam Kacherski to the active roster. The Winnipeg Jets have moved Emmett Whisenhunt, Bill Bird, Akeim Nugent, Tom Chickillo, Herb Roque, Reuben Lassa, Buzz Sumner, and Dan Clay to the inactive roster. |
| 09-01-1968 | The Winnipeg Jets have waived Terrence Sinnott. |
| 10-08-1967 | The Winnipeg Jets have moved Herb Roque and Ashley West to the active roster. The Winnipeg Jets have moved Terrence Sinnott and Larry Finnegan to the inactive roster. |
| 04-30-1967 | The Winnipeg Jets have acquired Terrence Sinnott from the waiver wire. |
| 09-04-1966 | The Baton Rouge Bayou Rangers have waived Terrence Sinnott. |
| 08-28-1966 | The Baton Rouge Bayou Rangers have moved Cliff Small, Slats Nelson, Tery Runkel, Shaun Stokes, and Corey Standlee to the active roster. The Baton Rouge Bayou Rangers have moved Ted McAlister, Mike Clay, John Henderson, Terrence Sinnott, and Jiggs Kerns to the inactive roster. |
| 09-05-1965 | The Baton Rouge Bayou Rangers have moved Terrence Sinnott to the active roster. |
| 08-15-1965 | The Baton Rouge Bayou Rangers have moved Jiggs Kerns and Tommy McLaughlin to the active roster. The Baton Rouge Bayou Rangers have moved Jimmie Willegalle and Terrence Sinnott to the inactive roster. |
| 09-09-1963 | The Baton Rouge Bayou Rangers have moved Terrence Sinnott to the active roster. The Baton Rouge Bayou Rangers have moved Harold Pitts to the inactive roster. |
| 09-09-1963 | The Baton Rouge Bayou Rangers have acquired Terrence Sinnott from the waiver wire. |
| 09-02-1963 | The Miami Dolphins have waived Terrence Sinnott. |
| 08-19-1963 | The Miami Dolphins have moved Terrence Sinnott to the inactive roster. |
Defensive End