Plumas (NASDAQ:PLBC) reported quarterly earnings of $1.56 per share which beat the analyst consensus estimate of $1.28 by 22.16 percent. This is a 20.93 percent increase over earnings of $1.29 per share from the same period last year. The company reported quarterly sales of $28.578 million which beat the analyst consensus estimate of $27.390 million by 4.34 percent. This is a 35.06 percent increase over sales of $21.160 million the same period last year.