Iddings spent the 2017 season on injured reserve.
Panthers tender four exclusive rights free agents
Punter Michael Palardy, wide receiver Damiere Byrd, offensive lineman Tyler Larsen and tight end Chris Manhertz have been retained for 2018.
Panthers 2018 free agents
A number of Panthers starters became unrestricted free agents on March 14.
Panthers sign Connor Wujciak, waive Drew Iddings
Team adds a defensive tackle, a spot where several players, including Iddings, have been injured.