The Royal Gazette / Bermuda Stock Exchange Index rose 1.76 percent last week in a topsy-turvy few days for Butterfield Bank shares.

The bank closed the week five cents, or three percent, higher at $1.70, but not before it had first shot up ten cents to a 52-week high of $1.75 and then retreated five cents. A total of 29,474 Butterfield shares changed hands during the bank’s five-day rollercoaster ride.

The biggest gainer of the week was Devonshire Industries, owner of the Bermuda Paint Co, which rocketed 95 cents, or 31.1 percent, to close on $4, on the trading of 1,000 shares.

Insurer BF&M Ltd was the other stock to advance, gaining six cents, or 0.4 percent, to close on $16.66 as 1,600 shares traded.

Utilities did not fare so well last week, with both Ascendant Group (down two percent) and KeyTech Ltd (down 0.2 percent) losing ground.

The Index climbed 22.51 points to close the week on 1,278.27. Volume was 72,700 shares, while turnover topped $528,000.