Keytech Ltd. dropped 9.14 percent (64 cents) to $6.36 on The Bermuda Stock Exchange (BSX) yesterday.The utilities company traded 2,400 shares during the day.The Ascendant Group Ltd. also fell 2.44 percent (36 cents) to $14.39, as 500 shares changed hands.Overall the Index dipped 11.17 points (0.95 percent) to 1,161.49, with 2,900 shares worth $22,459 transacted.The BSX Insurance Index was unchanged at 1,030.