The Panthers placed Thompson (Achilles) on injured reserve Saturday, David Newton of ESPN.com reports.

Thompson underwent a season-ending surgery Wednesday to repair his torn Achilles tendon, Darin Gantt of the Panthers' official site reports.

The Panthers have confirmed Thompson suffered a season-ending Achilles tear in Sundayh's loss to the Bengals, David Newton of ESPN.com reports.

Thompson is believed to have suffered a season-ending torn Achilles in Sunday's loss to the Bengals, Ian Rapoport of NFL Network reports.

Thompson left Sunday's game against the Bengals due to a heel injury and is questionable to return, Darin Gantt of the Panthers' official site reports.

Thompson recorded six total tackles (four solo) during Sunday's 36-22 win over the Raiders.

Thompson recorded 14 total tackles (eight solo) during Sunday's 26-3 loss to the Chargers.

Thompson logged 10 total tackles (four solo), including two tackles for loss during Sunday's 47-10 loss to the Saints.

Thompson told reporters Wednesday that he feels "amazing" coming off his fractured ankle from nine months ago, Joe Person of The Athletic reports.

Thompson (lower leg) is participating during voluntary workouts Tuesday, Mike Kaye of The Charlotte Observer reports.