Argus was the biggest mover last week, falling 55 cents (14.86 percent) on the Bermuda Stock Exchange (BSX), trading 1,300 shares to close at $3.15.Ascendant Group and KeyTech also fell, five cents (.4 percent) and one cent (.2 percent), respectively, closing at $11.55 and $5.80.Butterfield Bank jumped five cents (3.8 percent), closing at $1.35.BF&M and Bermuda Press Holdings also traded shares, closing with no change in their share prices.Overall, the BSX closed at 1,116.42, up 13.22 points (1.18 percent), trading 102,825 shares worth $413,131.94.