ProPetro (PUMP) reported a Q2 net loss Wednesday of $0.07 per diluted share, unchanged from a year earlier.
Analysts polled by FactSet expected a loss of $0.01.
Revenue for the quarter ended June 30 was $305.8 million, down from $326.2 million a year earlier.
Analysts surveyed by FactSet expected $304.5 million.
Shares of the company were up 8.3% in Wednesday's premarket activity.