GM, Disney, and Walgreens are some of today's stocks: Pro Market Movers June 30

Jim Cramer, Barton Crockett of Rosenblatt Securities, Hari Ramanan of Neuberger Berman, Bryn Talkington of Requisite Capital Management, Jason Snipe of Odyssey Capital Advisors, Josh Brown of Ritholtz Wealth Management, and Jon Najarian of MarketRebellion.com on why they are buying, selling, or holding specific stocks and ETFs.