| Date | Transaction |
| 02-28-2046 | Harry Grimm has retired from football. |
| 04-30-2045 | The Philadelphia Federalists have waived Harry Grimm. |
| 12-26-2044 | The Philadelphia Federalists have moved Harry Grimm to the active roster. The Philadelphia Federalists have moved Billy Cosner to the inactive roster. |
| 11-20-2044 | The Philadelphia Federalists have moved Darnell Wilcox to the active roster. The Philadelphia Federalists have moved Harry Grimm to the inactive roster. |
| 09-19-2044 | The Philadelphia Federalists have moved Harry Grimm to the active roster. The Philadelphia Federalists have moved Charley McFadden to the inactive roster. |
| 09-19-2044 | The Philadelphia Federalists have acquired Harry Grimm from the waiver wire. |
| 09-05-2044 | The San Diego Sun Devils have waived Harry Grimm. |
| 08-08-2044 | The San Diego Sun Devils have moved Anthony Allen, Mel Phillips, Gene Hall, Ralf Eichenlaub, Abe Dexter, and June Zelencik to the active roster. The San Diego Sun Devils have moved Harry Grimm, Elmer Hampton, Ken Mitchell, Frank Kassulke, Speedy Janiak, and Dutch Reichow to the inactive roster. |
| 08-31-2043 | The San Diego Sun Devils have moved Harry Grimm to the active roster. The San Diego Sun Devils have moved Abe Dexter to the inactive roster. |
| 08-24-2043 | The San Diego Sun Devils have moved Abe Dexter to the active roster. The San Diego Sun Devils have moved Harry Grimm to the inactive roster. |
| 09-01-2042 | The San Diego Sun Devils have moved Jonathan Merlo, Ken Mitchell, Lincoln Harper, Harry Grimm, Elmer Hampton, Don Patterson, and Speedy Janiak to the active roster. The San Diego Sun Devils have moved Larry O'Reilly, Cullen Potteiger, Dave Robinson, Bryan Feldhaus, Nate Dockery, Bill Banas, and Pat McCrillis to the inactive roster. |
| 08-04-2042 | The San Diego Sun Devils have moved Nate Dockery, Larry O'Reilly, Wes Lee, and Cullen Potteiger to the active roster. The San Diego Sun Devils have moved Harry Grimm, Jonathan Merlo, Ken Mitchell, and Don Patterson to the inactive roster. |
| 11-13-2039 | Harry Grimm of the San Diego Sun Devils is injured with an ankle ligament sprain and is expected to be out for approximately 16 days. |
| 10-30-2039 | Harry Grimm of the San Diego Sun Devils is injured with a shoulder muscle strain and is expected to be out for approximately 10 days. |
| 08-29-2038 | Harry Grimm of the San Diego Sun Devils is injured with a quadricep contusion and is expected to be out for approximately 5 days. |
| 09-03-2035 | The San Diego Sun Devils have moved Clarence Batiste, Damon Kvist, Harry Grimm, Dewayne Kahler, Roland Bauer, and Dutch Reichow to the active roster. The San Diego Sun Devils have moved Frank Kassulke, Pete Casey, Billy Bredice, Jamie Keys, Ken Gordon, Thomas Allton, and Don Jones to the inactive roster. |
| 08-06-2035 | The San Diego Sun Devils have moved Dick Maley, Billy Bredice, Don Patterson, Don Jones, Ken Gordon, Frank Kassulke, Thomas Allton, Pete Casey, and Volney Jackson to the active roster. The San Diego Sun Devils have moved Harry Grimm, Edgar Chesley, Roland Bauer, Herb Craig, Dewayne Kahler, Clarence Batiste, Damon Kvist, Craig Gray, and Dutch Reichow to the inactive roster. |
| 10-01-2034 | Harry Grimm of the San Diego Sun Devils is injured with a knee contusion and is expected to be out for approximately 2 days. |
| 09-04-2034 | The San Diego Sun Devils have moved Harry Grimm to the active roster. The San Diego Sun Devils have moved Volney Jackson to the inactive roster. |
| 08-07-2034 | The San Diego Sun Devils have moved Jonathan Merlo, Ken Mitchell, Fernanza Arbuckle, and Volney Jackson to the active roster. The San Diego Sun Devils have moved Harry Grimm, Tony Sikora, Jeff Tonelli, and Dewayne Kahler to the inactive roster. |
| 08-09-2032 | The San Diego Sun Devils have moved Harry Grimm, Wendell Johnson, and Dave Robinson to the active roster. The San Diego Sun Devils have moved Jerry McCreary, Herb Craig, and Ian Gardner to the inactive roster. |
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