ADVA Optical Networking SE (OTCMKTS:ADVOF – Get Rating)’s stock price was down 6.7% during mid-day trading on Monday . The company traded as low as $21.81 and last traded at $21.81. Approximately 2,012 shares changed hands during trading, a decline of 13% from the average daily volume of 2,322 shares. The stock had previously closed […]