The Buenos Aires-headquartered company posted profits of 1.41 billion Argentine pesos ($237 million) in the three months to September, almost doubling profits of 756 million pesos in the year-ago period.
Revenue gained 39% to 24.24 billion pesos.
"The increase has been mainly generated from increased sales of liquid fuels and natural gas on the internal market," YPF said in an analyst note.
"Fuel