Armata Pharmaceuticals, Inc. (ARMP) shares ended the last trading session 103.2% higher at $7.05. The jump came on an impressive volume with a higher-than-average number of shares changing hands in the session. This compares to the stock's 13.8% gain over the past four weeks.The massive stock price surge was observed after the company reported positive mid-stage results for its investigational bacteriophage therapy, AP-SA02, targeting Staphylococcus aureus bacteremia (SAB). The late-breaking data, presented ...