A total of 25,000 shares of Argus Group Holdings Ltd traded on the Bermuda Stock Exchange.The insurer’s share price remained unchanged on $2.62.Argus was the only issue to trade as The Royal Gazette/BSX Index closed unchanged on 1,833.85.The BSX Insurance Index climbed 1.15 points, or 0.8 per cent, to close on 1,506.98. Shares of Butterfield Bank gained $1.09, or 4.14 per cent, to close on $27.45 on the New York Stock Exchange, as 374,204 shares changed hands. The bank last traded at $25.25 on the BSX.