"If we were to take a restructuring charge, we would have taken it in Q4," McKay said at the RBC Canadian Bank CEO conference.

BMO took the charge as part of its push to reduce its workforce by 5%, or about 2,300 employees, and increase efficiencies.

($1 = 1.2998 Canadian dollars)

(This story corrects percentage of workforce cuts at BMO in third paragraph)

(Reporting By Nichola Saminather; Editing by Chizu Nomiyama)