Stock Pick of the Week: Sell/Short CBS Class B (CBS) Very Dangerous RatingSeptember 21, 20100Comments by David Trainer, Founder & CEO We closed this position on August 6, 2015. A copy of the associated Position Update report is here. You need a Professional Membership or higher to view all the content on this page.Start Your Professional MembershipAlready a member?Log In to Read the ReportLearn more about our research here.