Numbers in this table represent the number of minutes played at each position. ST represents special teams positions other than K or P.
| Date | Transaction |
| 02-28-2016 | Duane Smith has retired from the Cleveland Ironmen. |
| 02-01-2016 | The Cleveland Ironmen have acquired Duane Smith from the waiver wire; however, as he was traded or waived after the deadline and has not spent a full week on the wire, he will not be eligible for the postseason. |
| 02-01-2016 | The Cleveland Ironmen have waived Duane Smith. |
| 02-01-2016 | The Cleveland Ironmen have acquired Duane Smith from the waiver wire; however, as he was traded or waived after the deadline and has not spent a full week on the wire, he will not be eligible for the postseason. |
| 02-01-2016 | The Cleveland Ironmen have waived Duane Smith. |
| 01-04-2016 | The Cleveland Ironmen have acquired Duane Smith from the waiver wire; however, as he was traded or waived after the deadline and has not spent a full week on the wire, he will not be eligible for the postseason. |
| 01-04-2016 | The Cleveland Ironmen have waived Duane Smith. |
| 01-04-2016 | The Cleveland Ironmen have acquired Duane Smith from the waiver wire. |
| 08-24-2015 | The Cleveland Ironmen have waived Duane Smith. |
| 08-24-2015 | The Cleveland Ironmen have moved Lisle Blackbourne, Bill Olds, Van Brownson, Robin Earl, Andy Ballantine, Jack Zilly, Bob Babich, Bill Line, Dick Gordon, Lionel Aldridge, Mike LaHood, Jim Colgate, and Linus Ford to the active roster. The Cleveland Ironmen have moved Nick Lyles, Jeff Serwanga, Rudy Bukich, Duane Smith, James Hancock, Frank Morris, Bill Roe, Wayne Valley, Dalva Allen, Albert Anastasia, Jesse Owens, Eric Stinson, and Don Studwell to the inactive roster. |
| 08-10-2015 | The Cleveland Ironmen have moved Duane Smith to the active roster. |
| 08-10-2015 | Trade #87278 has been completed between the Cleveland Ironmen and the Las Vegas Night Stalkers. The Las Vegas Night Stalkers receive Bucky McAdams (DT), Irv Comp (QB), Gene Leftridge (CB) from the Cleveland Ironmen in exchange for Duane Smith (S). |
| 09-01-2014 | The Las Vegas Night Stalkers have moved Andy Mims to the active roster. The Las Vegas Night Stalkers have moved Duane Smith to the inactive roster. |
| 08-10-2014 | Duane Smith of the Las Vegas Night Stalkers is injured with a severe concussion and is expected to be out for approximately 29 days. |
| 09-10-2012 | The Las Vegas Night Stalkers have moved Duane Smith to the active roster. |
| 09-10-2012 | The Las Vegas Night Stalkers have acquired Duane Smith from the waiver wire. |
| 09-03-2012 | The Nashville Sharks have waived Duane Smith. |
| 08-13-2012 | The Nashville Sharks have moved Duane Smith and Kenneth Brostek to the inactive roster. |
| 01-01-2012 | Duane Smith of the Nashville Sharks is injured with an ankle ligament sprain and is expected to be out for approximately 20 days. |
| 09-18-2011 | Duane Smith of the Nashville Sharks is injured with a mild concussion and is expected to be out for approximately 7 days. |
| 10-09-2005 | Duane Smith of the Nashville Sharks is injured with a shoulder contusion and is expected to be out for approximately 4 days. |
| 08-16-2004 | The Nashville Sharks have moved Duane Smith to the active roster. The Nashville Sharks have moved Martin Mackey to the inactive roster. |
| 08-09-2004 | Trade #81030 has been completed between the Nashville Sharks and the Cleveland Ironmen. The Cleveland Ironmen receive Guy Poole (S), Bob Taylor (QB), Draft Pick - 2007 Round 4 (NAS), Draft Pick - 2006 Round 1 (NAS) from the Nashville Sharks in exchange for Duane Smith (S). |
| 05-02-2004 | The Cleveland Ironmen have moved Ron Bentz to the active roster. The Cleveland Ironmen have moved Duane Smith to the inactive roster. |
| 08-18-2003 | The Cleveland Ironmen have moved Kenyon Slaughter, Rankin Hunley, Duane Smith, Rockne Freitas, Rupe Andrew, Ralph Taylor, Ziggy Czarobski, Izzy Lang, Tom Noble, Chuck Guy, Tim Dobrus, Dat Claphan, and Art Clark to the active roster. The Cleveland Ironmen have moved Greg Mayer, Reggie Grimes, Henry Tanner, Steve Stydahar, Leonard Kellogg, Donnie Pearson, Rod Gunner, Jim Cronkhite, Wally Chambers, Carlos Johnson, Ken Ecklund, Ron Songin, Dan Moore, Bill Lueck, and Steve Thomas to the inactive roster. |
| 04-27-2003 | The Cleveland Ironmen have moved Howard Fleming, Donnie Pearson, Reggie Grimes, Sylvester Wilcox, Dan Moore, Frank Jacoby, Carlos Johnson, Ken Ecklund, Greg Mayer, Ron Bentz, Al Crawford, Renard Pittman, Keith Dwyer, and Rod Gunner to the active roster. The Cleveland Ironmen have moved Tom Noble, Anton Jones, Richie Aurora, Kenyon Slaughter, Izzy Lang, Duane Smith, Ziggy Czarobski, John Perko, Norm Pruce, Hull Whelan, Rankin Hunley, Doug Engles, Moses Branch, and Billy Joe Mantooth to the inactive roster. |
| 08-05-2002 | The Cleveland Ironmen have moved Bill McElroy, Al Scarbath, Duane Smith, Batiste Bean, Frank White, Grant Lee, Ellery Hanson, Chuck Guy, Gerald Howard, and Bill Fournet to the active roster. The Cleveland Ironmen have moved Greg Mayer, Henry Tanner, Al Crawford, David Hull, Whitney Allen, Burt Hart, Wilbur Colter, Lee Falls, Darrell Skladany, and Larry Crawford to the inactive roster. |
Safety