STOCKHOLM--(BUSINESS WIRE)--Regulatory News: ICA Gruppen AB (STO:ICA) Sales in the Swedish ICA stores rose by 1.9% in April 2015 compared with the corresponding month last year. Sales in like-for-like stores increased by 0.8%.     Apr-15   January – April 2015 Store sales, excl. VAT SEKm   Change all stores   Change like-for-like SEKm   Change all stores   Change like-for-like Maxi ICA Stormarknad 2,718 2.30% -0.40% 10,239 6.00% 3.70% ICA Kvantum 2,216 4.30% 2.50% 8,384 5.40% 3.60% ICA Supermar