U.S. stock index futures were little changed on Friday, on the heels of a five-day rally in the S&P 500 that sent the benchmark index to its latest record high, putting it on track for its fourth ... more 
U.S. stock index futures were little changed on Friday, on the heels of a five-day rally in the S&P 500 that sent the benchmark index to its latest record high, putting it on track for its fourth weekly gain in the last five. Investors may see a spike of volume and volatility at the open and toward the closing bell as Friday marks a "quadruple witching" day - the expiration of stock options, index options, index futures and single-stock futures - as traders close hedging positions or roll them over at the last minute. less 
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Wochit
Fri, Jun 20, 2014 8:42 AM EDT