A real-time chart for SPY vs QQQ vs MDY vs IWM.
Microsoft Silverlight required.
The nice charts are via FreeStockCharts which provides free real-time charts for major indexes, stocks, ETF’s and more.
As seen above, you can draw comparison charts for multiple instruments at the same time, overlay indicators and more.
The real-time data feed is from BATS.
Tags: spy vs qqq vs mdy vs iwm real-time chart, free real-time stock charts, BATS real-time data feed