Compania de Minas Buenaventura (BVN) reported Q4 earnings late Thursday of $0.13 per share, swinging from a loss of $0.04 a year earlier.
Two analysts polled by FactSet expected $0.28.
Revenue for the quarter ended Dec. 31 was $299.6 million, up from $253.8 million a year earlier.
Three analysts surveyed by FactSet expected $296.5 million.