shares of krispy kreme inc popped in morning trading tuesday after mcdonalds corp said it will sell krispy kreme doughnuts at nine of its locations in louisville ky as part of a limitedtime test mcdonalds will sell three styles of krispy kremes doughnuts as supplies last it said mcdonalds said it often conducts tests to inform future menu decisions this smallscale test will help us understand how offering new bakery items like krispy kreme could impact operations in our restaurants mcdonalds said shares of krispy kreme which returned to the public markets last year in an initial public offering recently traded almost 5 higher at 1356 the stock rose as high as 1403 earlier so far this year the stock is down about 28 write to will feuer at willfeuerwsjcom