Sona Stock Up 123% on Test Results

Shares of Halifax-based Sona Nanotech more than doubled Friday after the nanoparticle technology company said clinical trials showed its COVID-19 rapid testing kit has a 96 percent sensitivity to the virus.
The company’s shares on the Canadian Stock Exchange surged $3.84 or 123 percent, closing at $6.97 on Friday. The shares opened 2020 at 11 cents, and have produced a 6200 percent return so far