STOCKHOLM--(BUSINESS WIRE)--Regulatory News: The H&M Group’s (STO:HMB) sales including VAT increased by 15 percent in local currencies in December 2014 compared to the same month the previous year. The total number of stores amounted to 3,537 on 31 December 2014 versus 3,176 on 31 December 2013. The Full-year Report, covering the period 1 December 2013 – 30 November 2014, will be published at 08.00 (CET) on 28 January 2015. Percentage sales development for the month of January will be publi