Thousands of shares of Butterfield Bank stock traded on the Bermuda Stock Exchange (BSX) yesterday to close the day unchanged at $1.23. 127,209 shares changed hands.Shares of Butterfield Prefered stock also traded ending up 1 point (0.1 percent) to close at $1231.00.Ascendant Group shares ended the day down 5 cents (0.4 percent) closing at $12. 10 with 200 shares trading.Overall, the BSX ended the day down 44 cents (0.04 percent) at 1,074.94.