Panthers sign defensive tackle Keith Cooper to the practice squad

The Carolina Panthers signed defensive tackle Keith Cooper to their practice squad on Monday, the team announced on its official website. The move gives the Panthers another option in the middle of their defensive line rotation during practices and prepares him to be elevated if the active roster needs additional help.

For teams in the NFL, the practice squad is more than a holding spot. It is where schemes get practiced at game speed, where positional coaches can develop technique, and where depth issues can be addressed quickly through standard elevations. Adding a defensive tackle specifically indicates Carolina’s continued focus on its interior matchups.

Cooper’s addition means the Panthers will now have an expanded set of looks for how they want their defensive front to function in different run and pass situations. Defensive tackles are central to run fits, they help set edges at the line of scrimmage, and they are often called upon to collapse pockets on passing downs. Bringing in another player at that spot allows the team to stress-test those responsibilities in practice.

The timing also matters. Midseason roster management commonly centers on keeping the training-camp foundation intact while adjusting to what the team sees on film. Practice-squad signings like this typically reflect both the need for fresh repetitions and the desire to maintain a pipeline of players who understand the team’s system.

While Cooper’s signing adds to Carolina’s depth chart, practice-squad status also places limits on game-day availability unless he is elevated for a specific week. The Panthers will still rely on their active defensive line rotation to carry the bulk of snaps, with the practice squad functioning as a reserve and development layer.

The best way to track the impact of the move will be to watch Carolina’s defensive line rotation in upcoming practices and, if needed, whether Cooper is elevated to the active roster for a game. If his role expands beyond the practice squad, it will likely be tied to how the Panthers prioritize interior pressure and run defense in their weekly game plan.

For now, the announcement establishes the next step in Cooper’s NFL opportunity: time in the building, repetition in the Panthers’ scheme, and the chance to be ready if the active roster requires an extra interior presence.