The Royal Gazette/BSX Index remained unchanged on 1,784.44 as no shares traded on the Bermuda Stock Exchange.The US-listed shares of Butterfield Bank did not trade as the New York Stock Exchange was closed in recognition of the US Independence Day holiday.For the week, the BSX index fell 54.7 points, or 3.06 per cent, driven by a 4.8 per cent fall in shares of Butterfield and Argus Group Holdings Ltd’s 1.7 per cent drop. The BSX Insurance Index fell 10.41 points, or 0.75 per cent, to close on 1,382.6.