IEO, OXY, PSX, APA: ETF Outflow Alert
January 09, 2013 at 12:11 PM EST
Symbols mentioned in this story: IEO, OXY, PSX, APA 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.