ETFs to Watch May 20, 2013 (GDX, HAO, XME)
May 20, 2013 at 06:27 AM EDT
Here is the ETF Professor's ETF Watch List for Monday, May 20, 2013. Metals plays: Market Vectors Gold Miners ETF (NYSE: GDX ) and the Global X Silver Miners ETF (NYSE: SIL ). Keep an eye on the SPDR S&P Metals & Mining ETF (NYSE: XME ). Check in with