Proshares Ultra VIX Short-Term Futures ETF Experiences Big Inflow
August 10, 2012 at 10:48 AM EDT
Symbols mentioned in this story: UVXY Exchange traded funds (ETFs) trade just like stocks, but instead of ''shares'' investors are actually buying and selling ''units''. These ''units'' can be traded back and forth just like stocks, but can also be created or destroyed to accommodate investor demand.