Stock volatility, ETF rise drive rethink of post-flash crash U.S. rules

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IntercontinentalExchange Inc. (NYSE: ICE) Delayed: 162.74 -1.1 (0.67%)
Previous Close $163.84    52 Week High $287.02 
Open $163.25    52 Week Low $53.27 
Day High $164.69    P/E 21.36 
Day Low $161.95    EPS $7.62 
Volume 2,323,597       

NASDAQ OMX Group (NASDAQ: NDAQ) Delayed: 102.56 -0.74 (0.72%)
Previous Close $103.30    52 Week High $71.92 
Open $102.70    52 Week Low $54.62 
Day High $104.21    P/E 45.58 
Day Low $101.75    EPS $2.25 
Volume 4,204,917