Claimed P Corey Bojorquez off waivers from New England and CB Ryan Lewis off waivers from Baltimore. Released P Colton Schmidt. Signing S Dean Marlowe, WR Cam Phillips, RB Keith Ford, LB Corey Thompson, CB Levi Wallace, DE Mike Love, OL Gerhard de Beer and OL De'Ondre Wesley to the practice squad.
August 23, 2018
Placed LB Keenan Robinson on the reserve/retired list.
August 21, 2018
Signed P Jon Ryan to a one-year contract. Released K Tyler Davis.
August 15, 2018
Claimed DL Albert Havili off waivers. Signed FB Sam Rogers. Designated DT Marquavius Lewis and Fb Zach Olstad on waived/injured list.
August 12, 2018
Waived/injured DT John Hughes. Signed DT Tyrunn Walker.
August 5, 2018
Activated WR Zay Jones from the non-football injury list. Released WR Quan Bray.
July 29, 2018
Signed DE Ryan Russell. Released DE Owa Odighizuwa.
July 25, 2018
Signed QB Josh Allen to a four-year contract.
July 24, 2018
Signed LB Keenan Robinson.
June 11, 2018
Named Keith Jennings BLESTO college scout.
May 31, 2018
Released C Eric Wood after reaching an injury settlement.
May 30, 2018
Signed DT Harrison Phillips to a four-year contract.
May 21, 2018
Released G Richie Incognito from the reserve/retired list.
May 12, 2018
Signed LB Tremaine Edmunds to a four-year contract.
May 11, 2018
Signed CB Taron Johnson.
May 10, 2018
Signed S Siran Neal, G Wyatt Teller, WR Ray-Ray McCloud and WR Austin Proehl.
May 4, 2018
Named Dan Morgan director of player personnel.
May 1, 2018
Announced the resignation of president and NHL Buffalo Sabres president Russ Brandon. Named Kim Pegula president of the NFL Buffalo Bills and NHL Buffalo Sabres.
April 16, 2018
Signed WR Jeremy Kerley to a one-year contract and DT Tenny Palepoi. Re-signed DE Eddie Yarbrough, CB Lafayette Pitts and TEs Nick O'Leary and Logan Thomas.
April 12, 2018
Placed G Richie Incognito on the reserve/retired list.
April 4, 2018
Agreed to terms with DE Terrence Fede on a one-year contract.
March 19, 2018
Signed C Russell Bodine and T Marshall Newhouse.
February 14, 2018
Named Terry Robiskie receivers coach.
February 2, 2018
Announced the retirement of director of training operations Bud Carpenter.
January 30, 2018
Fired Gill Byrd defensive backs coach. Named John Butler defensive backs coach.