Shares of NioCorp Developments Ltd. (NASDAQ:NB – Get Rating) fell 0.6% during mid-day trading on Tuesday . The company traded as low as $4.91 and last traded at $5.11. 150,001 shares were traded during trading, an increase of 112% from the average session volume of 70,804 shares. The stock had previously closed at $5.14. Wall […]