LOUISVILLE, Ky.--(BUSINESS WIRE)--Papa John’s International, Inc. (NASDAQ: PZZA) today announced financial results for the three and six months ended June 28, 2015. Highlights Reported earnings per diluted share of $0.27 in the second quarter of 2015; Adjusted earnings per diluted share of $0.47 in 2015, excluding a legal settlement, or an increase of 17.5% over 2014 System-wide comparable sales increases of 5.5% for North America and 6.8% for International Regular dividend increased 25% to $0.