As with May, Walgreen (WBA -1.33%) was undoubtedly pleased to report a monthly rise in some of its key operating metrics. The company has released its figures for June, revealing that the company's sales were $5.79 billion, an increase of 2.5% from the $5.64 billion in the same month last year. Overall front-end (i.e., non-pharmacy goods) sales rose by 2.2%, while pharmacy sales advanced at a year-over-year rate of 2.9%.

Meanwhile, comparable-store sales rose 2.3% during the month, with front-end comps creeping up 0.8%. Comparable pharmacy sales grew by 3.3% over those of June 2012. For the second month in a row, however, customer traffic on a comparable-store basis declined, by 2.9% in this case.