Keith Cooper Jr. (DE) — NFL transaction history: 8 moves

Keith Cooper Jr.

8 moves · Detroit Lions, Cleveland Browns, Miami Dolphins, Carolina Panthers

DE · #97 · 23 yrs · 6-5, 285 lb · Houston; Tulane1 yr experience · Undrafted

Keith Cooper Jr. has played for four clubs since 2025, the last of them the Panthers, after a September 2026 stretch with the Dolphins. Along the way: waived, released and re-signed by the Dolphins within three days in September 2026; most recently signed to the practice squad by the Panthers on October 12, 2026.

Draft data: Pro Football Reference

Mon, Oct 12, 2026Practice SquadPanthers
Wed, Sep 30, 2026Practice SquadDolphins
Tue, Sep 29, 2026Terminated Via Waivers, all contractsDolphins → free agent
Mon, Sep 28, 2026Waived, No RecallDolphins
Tue, Dec 9, 2025Practice SquadBrowns
Wed, Aug 27, 2025Terminated Via Waivers, all contractsLions → free agent
Wed, Aug 27, 2025Practice SquadLions
Tue, Aug 26, 2025Waived, No RecallLions