Butterfield Bank was the day’s only mover on the Bermuda Stock Exchange (BSX) yesterday.A thousand of the bank’s shares traded, closing down six cents, or 5.08 percent, to end the day at $1.12.Forty Butterfield Bank Preference Shares also traded, closing unchanged at $1235.Overall the BSX closed down 28.43, or 2.69 percent, at 1,029.72.The BSX Insurance Index finished the day down as well at 1005.00, dropping 10.00 or 0.99 percent.