The fluctuations observed during the day:

=================================================================================
                                  Current Session                       Prior Day
          Open    High    Low      Last     Time     Set     Chg    Vol       Set
=================================================================================
Jul'15   64.35   65.15   63.69    63.75    14:44    63.75   -0.60   36712   64.35
                                           Jun 01
Oct'15   65.92   65.92   64.56    64.56    14:44    64.56   -0.74      17   65.30
                                           Jun 01
Dec'15   64.89   65.42   64.04    64.07    14:44    64.07   -0.57   21139   64.64
                                           Jun 01
=================================================================================