Stocks making the biggest moves midday: Costco, Exxon Mobil, Vail Resorts & more By: CNBC.com News March 08, 2019 at 12:30 PM EST These are the stocks posting the largest moves midday Friday. Read More >> Related Stocks: American Outdoor Brands Corp Big Lots Camping World Holdings Inc Costco Wholesale El Pollo Loco Eventbrite Inc Exxon Mobil Navistar International Corp Vail Resorts