The Ascendant Group Ltd was the biggest mover on The Bermuda Stock Exchange (BSX) last week.The energy provider dropped 0.7 percent (10 cents) to $13.90 with 2,700 shares traded.Butterfield Bank also saw 21,200 shares but its share value held firm at $1.38.Other traders included BF&M Ltd (2,800 shares), KeyTech Ltd (200) and Kentucky Fried Chicken (30), but all of their share prices remained unchanged.Overall the Index slipped 33.98 points (2.94 percent) to 1,154.55 with 26,930 shares worth $109,156 transacted.The BSX Insurance Index, however, rose 22 points (2.44 percent) to 878.