EMERYVILLE, Calif.--(BUSINESS WIRE)--Jamba, Inc. (NASDAQ:JMBA) today reported unaudited financial results for the first fiscal quarter ended March 31, 2015. The Company achieved significant accomplishments in several areas, highlighted by a strong increase in same store sales with gains in premium juices and Energy Bowls™. For the quarter, Jamba reported system-wide comparable store sales increases of 5.0%, company-owned stores of 6.0%, and franchise-operated stores of 4.2%. On a GAAP basis, fo