The fluctuations observed during the day:

=================================================================================
                                  Current Session                       Prior Day
          Open    High    Low      Last     Time     Set     Chg    Vol       Set
=================================================================================
Jul'15   65.39   65.57   64.57    65.02    14:44   65.02   -0.37   15548    65.39
                                           May 12
Oct'15   65.40   65.44   64.46    65.01    14:44   65.01   -0.28     144    65.29
                                           May 12
Dec'15   65.40   65.45   64.18    64.83    14:45   64.83   -0.45    4920    65.28
                                           May 12
=================================================================================