(Bloomberg) -- Apple Inc.’s shares are poised for their first weekly gain of 10 percent or more since 2013 as the company gets ready to start selling its newest smartphones, the iPhone 7 and 7 Plus. The stock reached a high for the year on Thursday, adding to gains on Monday, Tuesday and Wednesday. A double-digit percentage advance for the week would be the 10th since the iPhone was introduced in January 2007, according to data compiled by Bloomberg.To contact the reporter on this story: David Wilson in New York at dwilson@bloomberg.net. To contact the editors responsible for this story: Chris Nagi at chrisnagi@bloomberg.net, John Shipman