Deutsche Telekom AG (Xetra: DTE), which owns 74 percent of T-Mobile US Inc (NYSE: TMUS), saw shares jump on Thursday, as the company said it grew its customer base in the U.S. more than expected after the company offered the Apple Inc.  (Nasdaq: AAPL) iPhone.Deutsche Telekom AG said net profit increased 10 percent for the quarter to 530 million euros, or $704 million, as the German company added 688,000 postpaid customers in the U.S.; however, it added its full year earnings will fall despite acquiring MetroPCS Communications, Inc. (NYSE: PCS) in the U.S.Shares of Deutsche Telekom rose 6.50 percent to 9.64 euros in afternoon trading in Germany.T-Mobile US Inc (TMUS) said it added 1.1 million net new customers in the second quarter, as it posted its first earnings report as a publicly traded company. T-Mobile reported 688,000 "post-paid" customers signed up in the period. Revenue topped analysts’ expectations and rose to $6.23 billion, but it recorded a loss of $16 million, compared with a year-earlier profit of $207 million.As of 10:40 a.m. Eastern, shares of T-Mobile rose 3.37 percent to $24.83 in morning trade.McDonald's Corporation (NYSE: MCD) saw shares rise after the company issued July same-store sales that edged past Wall Street expectations and rose 0.7 percent.Shares of McDonald’s fell 0.73 percent to $97.61.L Brands Inc (NYSE: LTD), the parent company of Victoria's Secret and Bath & Body Works, jumped after it posted same-store sales that rose 3 percent in July and lifted its second quarter earnings guidance. Shares of L Brands climbed 4.70 percent to $60.01.Costco Wholesale Corporation (Nasdaq: COST) posted July same-store sales that rose 4 percent, but still missed expectations.Shares of Costco fell 2.23 percent to $116.68.The Dow Jones industrial average was down 36.73 points, or 0.24 percent, at 15,433.94. The S&P 500 Index fell 1.30 points, or 0.08 percent, at 1,689.47. The Nasdaq Composite Index was up 1.12 points, or 0.03 percent, at 3,652.87.