| Date | Transaction |
| 02-28-2097 | Michael Leeuwenburg has retired from football. |
| 09-05-2095 | The Baltimore Aces have waived Michael Leeuwenburg. |
| 12-12-2094 | The Baltimore Aces have moved Michael Leeuwenburg and Jimmy Owens to the active roster. The Baltimore Aces have moved Paul Whitten to the inactive roster. |
| 11-22-2094 | The Baltimore Aces have moved Jim Smith to the active roster. The Baltimore Aces have moved Michael Leeuwenburg to the inactive roster. |
| 11-21-2094 | Michael Leeuwenburg of the Baltimore Aces is injured with a lower back muscle strain and is expected to be out for approximately 20 days. |
| 09-06-2094 | The Baltimore Aces have moved Don Jackson, Richie Wheat, Michael Leeuwenburg, Mike Stephenson, Paul Whitten, John Thurbon, Ray Fowlkes, Walt Krakoski, Bill Westan, and Jim Jones to the active roster. The Baltimore Aces have moved Fred Satterwhite, Frank Smith, and Sloko Novsek to the inactive roster. |
| 12-21-2093 | The Baltimore Aces have moved Mitch Wiegert, Ralph Brooks, Mike Stephenson, and Ray Fowlkes to the active roster. The Baltimore Aces have moved James Dufek, Michael Leeuwenburg, Jim Smith, and Sloko Novsek to the inactive roster. |
| 12-20-2093 | Michael Leeuwenburg of the Baltimore Aces is injured with a knee contusion and is expected to be out for approximately 14 days. |
| 09-07-2093 | The Baltimore Aces have moved Larry Tarver, Michael Leeuwenburg, Mike Stephenson, Shep Williams, Jim Smith, Derrick Nguyen, George Foote, Paul Whitten, Ray Fowlkes, Gordon Bryant, and Frank Kramer to the active roster. The Baltimore Aces have moved Mitch Wiegert, Ralph Brooks, James Dufek, Dan Weinke, and Jim Jones to the inactive roster. |
| 05-03-2093 | The Baltimore Aces have moved Dan Weinke to the active roster. The Baltimore Aces have moved Larry Tarver, Michael Leeuwenburg, Paul Whitten, and Ray Fowlkes to the inactive roster. |
| 12-01-2092 | The Baltimore Aces have moved Michael Leeuwenburg to the active roster. The Baltimore Aces have moved Dan Weinke to the inactive roster. |
| 10-13-2092 | The Baltimore Aces have moved Dan Weinke to the active roster. The Baltimore Aces have moved Michael Leeuwenburg to the inactive roster. |
| 10-12-2092 | Michael Leeuwenburg of the Baltimore Aces is injured with a wrist fracture and is expected to be out for approximately 42 days. |
| 09-01-2092 | The Baltimore Aces have moved Larry Tarver, Derrick Nguyen, George Foote, and Michael Leeuwenburg to the active roster. The Baltimore Aces have moved Paul Whitten and Ray Fowlkes to the inactive roster. |
| 04-27-2092 | The Baltimore Aces have moved Dan Weinke to the active roster. The Baltimore Aces have moved Larry Tarver, Michael Leeuwenburg, and Paul Whitten to the inactive roster. |
| 08-20-2091 | The Baltimore Aces have moved Michael Leeuwenburg, John Thurbon, Tony Green, and Bob Hardee to the active roster. |
| 04-29-2091 | The Baltimore Aces have moved Paul McKnight and Dan Weinke to the active roster. The Baltimore Aces have moved Larry Tarver, Michael Leeuwenburg, Paul Whitten, and Frank Kramer to the inactive roster. |
| 10-30-2090 | The Baltimore Aces have moved Riley Piccolo and Michael Leeuwenburg to the active roster. The Baltimore Aces have moved Don King and Clark Williams to the inactive roster. |
| 10-01-2090 | The Baltimore Aces have moved Dan Weinke to the active roster. The Baltimore Aces have moved Michael Leeuwenburg to the inactive roster. |
| 10-01-2090 | Michael Leeuwenburg of the Baltimore Aces is injured with a lower back muscle strain and is expected to be out for approximately 31 days. |
| 08-21-2090 | The Baltimore Aces have moved Bob Hardee, Paul August, and Michael Leeuwenburg to the active roster. |
| 04-30-2090 | The Baltimore Aces have moved Paul Whitten and Michael Leeuwenburg to the inactive roster. |
| 10-09-2089 | Michael Leeuwenburg of the Baltimore Aces is injured with a mild concussion and is expected to be out for approximately 8 days. |
| 09-05-2089 | The Baltimore Aces have moved Larry Tarver, Bob Hardee, Tony Green, Rufus Fisk, Michael Leeuwenburg, Mike Stephenson, Shep Williams, Jim Smith, and Gordon Bryant to the active roster. The Baltimore Aces have moved James Evans, Jerry Boswell, Clark Williams, and Jeff Townsend to the inactive roster. |
| 05-01-2089 | The Baltimore Aces have moved Larry Tarver and Michael Leeuwenburg to the inactive roster. |
| 09-06-2088 | The Baltimore Aces have moved Larry Tarver, Gordon Bryant, and Michael Leeuwenburg to the active roster. The Baltimore Aces have moved Jeff Townsend to the inactive roster. |
| 05-02-2088 | The Baltimore Aces have moved Larry Tarver, Chuck Giaquinto, and Michael Leeuwenburg to the inactive roster. |
| 08-18-2087 | The Baltimore Aces have moved Michael Leeuwenburg to the active roster. |
| 08-18-2087 | The Baltimore Aces have acquired Michael Leeuwenburg from the waiver wire. |
Running Back