Watlington Waterworks fell 16.1 percent on the Bermuda Stock Exchange (BSX) yesterday.The company’s shares closed down $2.25 at $11.70, on a volume of 600.No other shares traded on the BSX.Overall the Index was down 2.01, or 0.19 percent, at 1,069.36.The BSX Insurance Index closed down 11.00, or 1.12 percent, at 990.00.