One Communications Ltd shares fell 2.5 per cent in Bermuda Stock Exchange trading.The telecommunications group dipped ten cents to close on $3.90 as 76,500 shares changed hands.One was the only stock to trade on the BSX, as The Royal Gazette/BSX Index fell 1.37 points, or 0.08 per cent, to close on 1,651.38.For the week, the index gained 6.57 per cent, mainly driven by Butterfield Bank’s 13.2 per cent rise over the five trading days. Yesterday the US-listed shares of Butterfield fell 15 cents, or 0.68 per cent, to close on $21.86 on the New York Stock Exchange. Butterfield last traded at $21.50 on the BSX.The BSX Insurance Index dipped 67.85 points, or 5.65 per cent to close on 1,133.93.