Montauk Renewables (NASDAQ:MNTK) reported quarterly earnings of $0.04 per share which beat the analyst consensus estimate of $0.02 by 73.91 percent. This is a 66.67 percent decrease over earnings of $0.12 per share from the same period last year. The company reported quarterly sales of $45.258 million which beat the analyst consensus estimate of $44.686 million by 1.28 percent. This is a 31.34 percent decrease over sales of $65.917 million the same period last year.