Watlington Waterworks rose 30 cents, or 2.6 percent, to $12 on the Bermuda Stock Exchange yesterday.A total of 800 shares in the company changed hands.Argus Group also traded, the shares closed up 4 cents, or 1 percent, to finish at $4.20, on a volume of 8,600.Overall the BSX was up 0.99, or 0.10 percent, at 1,040.18.The BSX Insurance Index closed down 14, or 1.39 percent, at 995.00