Argus jumped 30 cents (7.1 percent) yesterday on the Bermuda Stock Exchange (BSX) with 3,000 shares trading to close at $4.50.Butterfield Bank also traded 15 preference shares with no change in share price, closing at $2.30.Overall, the BSX jumped 5.41 points (0.51 percent) to 1071.46 with 3,000 shares worth BD$13,500 and 15 shares worth US$18,556.67 trading.The BSX Insurance Index was also up two points (0.2 percent) at 1,010.