Shares of Butterfield Bank improved 18 cents, or 0.7 per cent, to $25.92 on the New York Stock Exchange.Meanwhile, a total of 33,400 shares of LOM Financial Ltd were traded on The Royal Gazette/BSX Index, but with no change to the closing price of $2.77.The Royal Gazette/BSX Index was unchanged at 1,833.85, while the BSX Insurance Index was up 9.51 points, or 0.66 per cent, at 1,456.71.