KeyTech Ltd., the parent company of the Bermuda Telephone Company, was the only advancer in The Royal Gazette / Bermuda Stock Exchange trading yesterday.

KeyTech gained 50 cents (5.3 percent) to close on $10.00, on the trading of 300 shares.

Argus Group Ltd. saw the biggest decline of the day, the insurance and investment group shedding 50 cents (4.8 percent to close on $10, as 1,000 shares changed hands.

Another insurance and investment group, BF&M Ltd., also fell, losing 25 cents to close on $17.25, as 3,000 shares traded.

Power company Belco Holdings Ltd. also took a tumble on the trading of 4,200 shares, dipping by 55 cents (3.3 percent) to close the session on $16.

The BSX Index fell 19.60 points (0.54 percent) to close the day on 3,600.13.