KeyTech, Ltd., holding company for the Bermuda Telephone Co. Ltd. fell $3 in price yesterday to close at a new 52 week low of $28.50, a decline of 9.5 percent.

Meanwhile Bermuda Bakery gained $3 or 17.6 percent to close at $20, a new 52 week high. Bermuda Commercial Bank gained $1.03 or 18.2 percent to close at $6.65. Bank of Butterfield gained 70 cents to finish at $17. Construction supplies company S.A.L. Ltd. preference shares gained $1 to close at $9.

The index finished the day up 16.25 points on a volume of 22,041 shares valued at $478,069.