KeyTech Ltd. fell 10.86 percent (75 cents) to $6.15 on The Bermuda Stock Exchange (BSX) yesterday.The telecommunications provider traded 1,000 shares during the day.Butterfield Bank’s common shares also dropped four percent (five cents) to $1.20, with 2,200 shares changing hands.The Index, as a whole, declined 33.3 points (2.89 percent) to 1,118.09, as 3,200 shares worth $8,790 were transacted.The BSX Insurance Index was also down 10 points (0.97 percent) at 1,024.