Shares of Armata Pharmaceuticals, Inc. (NYSEAMERICAN:ARMP – Get Free Report) fell 4.1% during trading on Monday . The company traded as low as $2.55 and last traded at $2.59. 3,188 shares changed hands during mid-day trading, a decline of 94% from the average session volume of 57,459 shares. The stock had previously closed at $2.70. […]