By the Numbers

Nov. 23: Unusual Volume Leaders

Stocks Trading 50% Over Their 10-Day Avg.

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: People's United Financial (PBCT), Cephalon (CEPH), Ciena (CIEN) and Zions Bancorp (ZION).

>> S&P Stocks Trading at New 52-Week Highs

Stocks Trading 50% Over Their 100-Day Avg.