MicroSectors Gold Miners 3X Leveraged ETNs (NYSEARCA:GDXU – Get Rating) shares rose 0.8% on Wednesday . The company traded as high as $63.00 and last traded at $61.25. Approximately 256,404 shares were traded during mid-day trading, a decline of 14% from the average daily volume of 296,608 shares. The stock had previously closed at $60.77. […]