BF&M Ltd jumped $1.64, or 8.9 per cent, to $20 after 500 of its shares traded on The Royal Gazette/BSX Index.Argus Group Holdings Ltd were down two cents, or 0.7 per cent, at $2.78 after 2,300 shares were exchanged, while Butterfield Bank improved 29 cents, or 0.8 per cent, to $34.79 after 256 shares changed hands. In New York, the bank’s shares were up 59 cents, or 1.7 per cent, at $35.35.The Royal Gazette/BSX Index was up 1.11 per cent, or 25.20 points, at 2,288.58, while the BSX Insurance Index was down 4.85 points, or 0.28 per cent, at 1,701.62.