Nearly 12,000 shares changed hands on the Bermuda Stock Exchange, which closed at 1,164.56, up 7.04.The Bank of NT Butterfield Ltd was unchanged after 300 shares changed hands at 1.39.Gainer Argus Group Holdings Ltd was up 0.44 with 6,000 shares trading, whereas Ascendant Group Limited was a decliner, down 0.10 with 5,570 shares changing hands at 10.90.