 Shares of Goodyear Tire Rubber Co. dropped 3.1 in afternoon trading Wednesday, after President Donald Trump urged people not to buy the tire makers tires, after reports that the company is prohibiting workers from wearing apparel with political slogans, which would include Make America Great Again hats. Dont buy GOODYEAR TIRES -- They announced a BAN ON MAGA HATS. Get better tires for far less!, Trump tweeted. Meanwhile, shares of rival tire maker Cooper Tire Rubber Co. rose 1.2 and the U.S.-listed stock of Japan-based Bridgestone Corp. climbed 1.5. Goodyears stock has tumbled 39.4 year to date, while Cooper Tire shares have rallied 21.2 and the SP 500 has gained 5.2. 