Shares of Argus Group Holdings dropped 3.9 percent ($0.15) in trading on the Bermuda Stock Exchange yesterday closing the day at $3.70 a share.KeyTech shares also fell losing 3.2 percent ($0.19) in trading to close at $5.81 a share.Bank of Butterfield shares were up 0.8 percent closing at $1.28 a share and BF&M shares gained 0.3 percent to close at $16.05.Overall, the BSX ended the day unchanged 1,093.19.