BSD Medical (Salt Lake City) reported that the company began trading on the American Stock Exchange (Amex; New York) last Thursday, using the symbol BSM.

“We believe that listing on the American Stock Exchange, as opposed to the bulletin board, will help increase the visibility of BSD Medical on Wall Street, and provide additional trading liquidity for investors,” said Hyrum Mead, president of BSD.

BSD makes focused radio frequency/microwave energy systems to raise temperatures within diseased sites in the body in medical therapy applications.