You have the option to track CTA performance based on the number of people sharing the hashtag or based on article views. http://learning.rebelmouse.com/t/638v68/add-a-call-to-action-cta
If you use a hashtag on the CTA it automatically tracks the use of that hashtag.
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To see the pageviews counting you can drop that hashtag.
In the future, we may add the ability to have a hashtag but show page views even when its set to a hashtag count.