Brazil's state-led oil giant posted a net loss of 3.75 billion reais ($997 million) for the three months to September.
That was on revenue of 82.23 billion reais.
The figure was, however, somewhat narrowed from the company's loss in the year-ago quarter of 5.33 billion reais.
Petrobras said the third-quarter result was influenced by higher legal costs from judicial proceedings and worker negotiations (2.3
