Turning today to week-over-week shares outstanding changes among the universe of ETFs covered at ETF Channel, the largest outflow was seen in the SPDR S&P 500 ETF (SPY), which shed 32,500,000 shares, or a 3.8% decrease week over week. Among the largest underlying components of SPY, in morning trading today Apple Incorporated (AAPL) is up about 0.2%, and Exxon Mobil Corporation (XOM) is lower by about 0.5%.