| Date | Transaction |
| 02-28-2014 | Greg Thompson has retired from football. |
| 09-02-2013 | The Nashville Sharks have waived Greg Thompson. |
| 08-05-2013 | The Nashville Sharks have moved Ernie Dressen, Brett Preston, and Dave Anderson to the active roster. The Nashville Sharks have moved Randy Kelly, Greg Thompson, and John Carr to the inactive roster. |
| 12-31-2007 | The Nashville Sharks have moved Greg Thompson to the active roster. |
| 10-08-2007 | The Nashville Sharks have moved Greg Thompson to the inactive roster. |
| 08-13-2007 | Trade #82281 has been completed between the Nashville Sharks and the Edmonton Frostbite. The Edmonton Frostbite receive Jim House (RB), Draft Pick - 2009 Round 3 (LV), Draft Pick - 2008 Round 3 (LV), Draft Pick - 2010 Round 1 (NAS) from the Nashville Sharks in exchange for Clark Cheatham (LB), Tank Samillion (RB), Greg Thompson (WR). |
| 01-01-2007 | The Edmonton Frostbite have moved Greg Thompson to the active roster. The Edmonton Frostbite have moved Bert Wunsch to the inactive roster. |
| 12-04-2006 | The Edmonton Frostbite have moved Ron Malinowski and James Hugasian to the active roster. The Edmonton Frostbite have moved Greg Thompson and Pete Washington to the inactive roster. |
| 12-03-2006 | Greg Thompson of the Edmonton Frostbite is injured with a groin pull and is expected to be out for approximately 17 days. |
| 10-29-2006 | The Edmonton Frostbite have placed Greg Thompson on the trade block. |
| 10-30-2005 | The Edmonton Frostbite have moved David Talbott and Greg Thompson to the active roster. The Edmonton Frostbite have moved John Sabados to the inactive roster. |
| 10-24-2005 | The Edmonton Frostbite have moved Greg Thompson to the inactive roster. |
| 10-16-2005 | Greg Thompson of the Edmonton Frostbite is injured with a hip contusion and is expected to be out for approximately 10 days. |
| 09-02-2002 | The Edmonton Frostbite have moved Greg Thompson to the active roster. The Edmonton Frostbite have moved Greg Ragunas to the inactive roster. |
| 08-26-2002 | The Edmonton Frostbite have moved Ross Oldham and Fred James to the active roster. The Edmonton Frostbite have moved Greg Thompson and Mike Kuechenberg to the inactive roster. |
| 04-28-2002 | The Edmonton Frostbite have moved Mike Kuechenberg, Art Jones, Jim Cooper, George Dempsey, and Greg Thompson to the active roster. The Edmonton Frostbite have moved Fred James, Preston Pruce, Ross Oldham, Larry Myers, Bob Jacke, Phil Coulter, and Matt Harris to the inactive roster. |
| 12-31-2001 | The Edmonton Frostbite have moved Phil Coulter, Matt Harris, and Preston Pruce to the active roster. The Edmonton Frostbite have moved George Dempsey, Greg Thompson, and Jim Cooper to the inactive roster. |
| 12-23-2001 | The Edmonton Frostbite have moved Greg Thompson to the active roster. The Edmonton Frostbite have moved Rick Hajek to the inactive roster. |
| 11-19-2001 | The Edmonton Frostbite have moved Larry Myers to the active roster. The Edmonton Frostbite have moved Greg Thompson to the inactive roster. |
| 11-19-2001 | The Edmonton Frostbite have moved Greg Thompson to the active roster. The Edmonton Frostbite have moved Art Jones to the inactive roster. |
| 11-19-2001 | The Edmonton Frostbite have acquired Greg Thompson from the waiver wire. |
| 11-12-2001 | The Brooklyn Singularities have waived Greg Thompson. |
| 08-19-2001 | The Brooklyn Singularities have moved Greg Thompson to the inactive roster. |
| 08-06-2001 | The Brooklyn Singularities have moved Greg Thompson to the active roster. The Brooklyn Singularities have moved Mike Gibson to the inactive roster. |
Wide Receiver