PDF Solutions (NASDAQ:PDFS) reported quarterly earnings of $0.25 per share which beat the analyst consensus estimate of $0.22 by 12.11 percent. This is unchanged from the same period last year. The company reported quarterly sales of $57.115 million which beat the analyst consensus estimate of $56.791 million by 0.57 percent. This is a 23.07 percent increase over sales of $46.409 million the same period last year.