Jan. 27: Unusual Volume Leaders

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: DeVry (DV), Rockwell Automation (ROK), Molex (MOLX) and Caterpillar (CAT).

Symbol
Price
 
Change
%Change
3776.T
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ATGE
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GYLD
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MCK
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MOLX
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PX
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ROK
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Symbol
Price
 
Change
%Change
3776.T
---
ATGE
---
GYLD
---
MCK
---
PX
---
ROK
---
X
---