| Date | Transaction |
| 02-28-2028 | Mike Smith has retired from football. |
| 09-07-2026 | The Arizona Josh Rosens have waived Mike Smith. |
| 08-10-2026 | The Phoenix Fireballers have moved Mike Smith to the active roster. The Phoenix Fireballers have moved Ron Garvin to the inactive roster. |
| 08-10-2026 | The Phoenix Fireballers have acquired Mike Smith from the waiver wire. |
| 10-13-2025 | The Kansas City Chiefs have waived Mike Smith. |
| 10-12-2025 | Mike Smith of the Kansas City Chiefs is injured with a hip contusion and is expected to be out for approximately 10 days. |
| 09-22-2024 | The Kansas City Chiefs have acquired Mike Smith from the waiver wire. |
| 09-02-2024 | The British Columbia Brawlers have waived Mike Smith. |
| 08-26-2024 | The British Columbia Brawlers have moved Jeff Clowes, Jim Sandusky, Bryan Burnham, and Jonathan Jennings to the active roster. The British Columbia Brawlers have moved Brice Scott, Casey Printers, Mike Smith, and Paris Jackson to the inactive roster. |
| 08-05-2024 | The British Columbia Brawlers have moved Jerry Milling and Mike Smith to the active roster. The British Columbia Brawlers have moved Jim Sandusky and Bryan Burnham to the inactive roster. |
| 12-11-2023 | The British Columbia Brawlers have moved Dave Hicks to the active roster. The British Columbia Brawlers have moved Mike Smith to the inactive roster. |
| 11-26-2023 | The British Columbia Brawlers have moved Mike Smith to the active roster. The British Columbia Brawlers have moved Dave Hicks to the inactive roster. |
| 10-16-2023 | The British Columbia Brawlers have moved Bryan Burnham to the active roster. The British Columbia Brawlers have moved Mike Smith to the inactive roster. |
| 09-24-2023 | The British Columbia Brawlers have moved Mike Smith to the active roster. The British Columbia Brawlers have moved Bryan Burnham to the inactive roster. |
| 08-27-2023 | The British Columbia Brawlers have moved Soloman Elimimian, Jim Sandusky, Bryan Burnham, Angus Reid, Sean Millington, and Kory Banks to the active roster. The British Columbia Brawlers have moved Dutch Novoselsky, Mike Smith, Davis Sanchez, Gary Smith, Sammy Hole, and Chuck Kalis to the inactive roster. |
| 09-19-2022 | The British Columbia Brawlers have acquired Mike Smith from the waiver wire. |
| 09-11-2022 | The Winnipeg Amish have automatically waived Mike Smith to comply with the 53-man roster limit. |
| 08-28-2022 | The Winnipeg Amish have moved Johnnie Trocolor and George Hoernschemeyer to the active roster. The Winnipeg Amish have moved Mike Smith and Chad Cole to the inactive roster. |
| 01-30-2022 | The Winnipeg Amish have moved Roy Pointer, Richard Frankian, Carl Giddens, Rick Warnke, Mike Smith, Frank Clifton, Chad Cole, Cleveland Wright, and Mike McKissack to the active roster. The Winnipeg Amish have moved Bobo T. Gorilla, Chris Bennett, Tom Darling, Sam Ledyard, Bob McCullough, Bob Cole, Fred Calhoun, Steve Morton, Junior Thomas, Daryle White, Gregg DeShane, and Al Smith to the inactive roster. |
| 12-26-2021 | The Winnipeg Amish have moved Dennis Lindstrom to the active roster. The Winnipeg Amish have moved Mike Smith to the inactive roster. |
| 12-12-2021 | The Winnipeg Amish have placed Mike Smith on the trade block. |
| 09-11-2017 | The Winnipeg Amish have moved Mike Smith and Ed McBride to the active roster. |
| 09-03-2017 | The Winnipeg Amish have moved Scott Statuto, Chris Tucker, Frank Davis, Frank Mintun, Sherwood Maslowski, Chuck Clay, Chuck Cosgrove, Mike Vassau, Mark Wilson, Asti LaVista, and John Hasselbeck to the active roster. The Winnipeg Amish have moved Al Graham, Sid Murphy, Paul Robinson, Mike Smith, Gerry Gardner, and Pat Hill to the inactive roster. |
| 01-08-2017 | The Winnipeg Amish have moved Al Graham, Bill Gonzalez, Mike Smith, Gerry Gardner, Pat Hill, and Ed McBride to the active roster. The Winnipeg Amish have moved Scott Statuto, Chris Tucker, Frank Davis, Chuck Cosgrove, Bail Organa, Joe Culver, Mark Wilson, Ron Bauman, Asti LaVista, Daryl Hagerty, and John Hasselbeck to the inactive roster. |
| 01-01-2017 | The Winnipeg Amish have moved Frank Mintun, Bail Organa, Pat Luhn, Daryl Hagerty, John Hasselbeck, Harry Lee, Tom Gibson, and Max Kahler to the active roster. The Winnipeg Amish have moved John Blumer, Al Graham, Bill Gonzalez, Paul Robinson, Mike Smith, Gerry Gardner, Pat Hill, and Ed McBride to the inactive roster. |
| 12-25-2016 | The Winnipeg Amish have moved Mike Smith, Ron Bauman, and Ed McBride to the active roster. The Winnipeg Amish have moved John Blumer, Bail Organa, and Tom Gibson to the inactive roster. |
| 09-04-2016 | The Winnipeg Amish have moved Chris Tucker, LeFrancis Baumgartner, Frank Davis, Fritz Reynolds, Frank Mintun, Chuck Clay, Chuck Cosgrove, Joe Culver, Mark Wilson, Daryl Hagerty, and John Hasselbeck to the active roster. The Winnipeg Amish have moved Tony Simon, Frankie Garrison, Chuck Ryan, John Blumer, Al Graham, Paul Robinson, Ziggy Lewis, Mike Smith, and Gerry Gardner to the inactive roster. |
| 05-01-2016 | The Winnipeg Amish have acquired Mike Smith from the waiver wire. |
| 09-13-2015 | The Green Bay Ice have automatically waived Mike Smith to comply with the 53-man roster limit. |
Wide Receiver