A Double For Popular Gold Miners ETF? Maybe

The Market Vectors Gold Miners ETF (NYSEArca: GDX) is already in the midst of a run that would make any other ETF envious. After bottoming in early July, GDX has surged 29.6% since July 5. Not only has GDX been soaring, investors have been pouring significant amounts of capital into the ETF. On...