Jan. 10: Unusual Volume Leaders

What follows is a look at stocks in the S&P 500 displaying unusual volume on today's trading session.

Trading volume on DeVry is up over 508 percent of its 10-day average volume, after Strayer Education reported weak enrollment numbers for its latest winter term, which dragged down most for-profit education companies.

Volume on Strayer Education is up 2,180 percent of its 10-day average volume.

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