KeyTech BF&M, LOM (Holdings) and Butterfield Bank all traded on the Bermuda Stock Exchange (BSX) yesterday.But the share prices were all unchanged.Fifty Butterfield Preference Shares traded hands closing at $1235.00.Four-hundred Butterfield Bank shares traded closing at $1.30.Some 3,200 shares in LOM exchanged hands, closing unchanged at $2.90.Also unchanged was BF&M, which saw 2,000 of its shares change hands closing at $15.And 18,561 shares in KeyTech traded closing unchanged as well at $5.75.Overall the BSX closed up 0.68 percent at 1,136.44.The BSX Insurance Index closed up as well, 2.59 percent, at 911.00.