What follows is a look at stocks in the S&P 500 displaying unusual volume in today's trading session.
Some of the highlights include: O'Reilly Automotive (ORLY), Priceline.com (PCLN) and Hormel Foods (HRL).
>> S&P Stocks That Gained Most Since Recent Pullback
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The Dow is smashing records left and right, and it may still not be ready for a big correction.
Despite gold prices bouncing off their April lows, investors continue to leave gold for equities.
The Dow is up 20 percent since Nov. 15, but 12 stocks kicked out of the index are up an average of 30 percent.
The S&P 500 is up 19.3 percent since mid-November. Since the low, these five S&P sectors are already in bull market territory.
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