By the Numbers

March 19: 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: Rockwell Collins (ROK), Aetna (AET), Adobe Systems (ADBE) and Genzyme (GENZ).

>> Highest Dividend Yields of the Dow

Stocks Trading 140% Above Their 10-Day Avg.

Stocks Trading 100% Above Their 100-Day Avg.