SIGA Technologies, Inc. (NASDAQ:SIGA – Get Free Report)’s stock price shot up 5.3% on Monday . The stock traded as high as $10.77 and last traded at $10.69. 398,508 shares changed hands during mid-day trading, a decline of 43% from the average session volume of 698,372 shares. The stock had previously closed at $10.15. SIGA […]