The Bills have made a wave of trades, sending wide receiver Sammy Watkins to the Rams for cornerback E.J. Gaines and a third-round draft pick and dealing cornerback Ronald Darby to the Eagles for receiver Jordan Matthews and a second-round draft pick.
Early in training camp, Seymour was in the mix to start. He was getting significant reps both outside and in the slot before a foot injury and then a shoulder injury.
Clay had a solid preseason, with six catches for 127 yards.