The fluctuations observed during the day:

=================================================================================
                                  Current Session                       Prior Day
          Open    High    Low      Last     Time     Set     Chg    Vol       Set
=================================================================================
Jul'15   63.31   65.01   62.73    64.43    14:44   64.43    1.22    19451   63.21
                                           June 16
Oct'15   64.50   66.00   64.48    65.88    14:44   65.88    1.13        9   64.75
                                           June 16
Dec'15   63.61   65.16   63.16    64.97    14:44   64.97    1.34    24473   63.63
                                           June 16
=================================================================================