The Panthers have elected to pick up Horn's fifth-year contract option, Joe Person of The Athletic reports.
Horn finished the regular season with 27 tackles (20 solo) and five passes defended in six games.
Horn (toe) is active Sunday against the Buccaneers.
Horn (toe) is listed as questionable ahead of Sunday's game against the Buccaneers.
Horn (toe) was a limited participant at practice Wednesday, David Newton of ESPN.com reports.
Horn (toe) is active ahead of Sunday's game against the Jaguars, Darin Gantt of the Panthers' official site reports.
Horn (toe) is listed as questionable for Sunday's game at Jacksonville.
Horn (toe) did not participate at practice Wednesday, Mike Kaye of The Charlotte Observer reports.
Horn (hamstring) is active Sunday against the Buccaneers, Darin Gantt of the Panthers' official site reports.
Horn (hamstring) was activated off injured reserve Saturday, Jeremy Fowler of ESPN.com reports.