The Bills waived Coulter on Sunday, Tom Pelissero of NFL Network reports.
Coulter (knee) is not practicing Thursday, Alaina Getzenberg of ESPN.com reports.
Coulter was cut from the Cardinals' practice squad Saturday, Howard Balzer of GoPHNX.com reports.
Coulter was signed to the Cardinals' practice squad Wednesday, Darren Urban of the Cardinals' official site reports.
Coulter was cut from the Bills' practice squad Friday.
Buffalo signed Coulter to the practice squad Thursday, Chris Brown of the Bills' official site reports.
Chicago waived Coulter on Tuesday, Tom Pelissero of NFL Network reports.
Coulter (coach's decision) is inactive for Sunday's matchup against the Cowboys.
Coulter was signed to the Bears' active roster from their practice squad Tuesday, Larry Mayer of the team's official site reports.
Coulter was added to Chicago's practice squad Wednesday, Larry Mayer of the Bears' official site reports.