Shares of Watlington Waterworks Ltd fell by $1.50, or 5.4 per cent, to $26.50 after 300 traded on The Royal Gazette/BSX Index.On the New York Stock Exchange, shares of Butterfield Bank were up $1.07, or 4.97 per cent, at $22.59.The Royal Gazette/BSX Index was down 1.48 points, or 0.09 per cent, at 1,594.04, while the BSX Insurance Index was up 41.18 points, or 3.52 per cent, at 1,211.36