Petrobras announces tender offer
17 May 2016"RIO DE JANEIRO, May 17, 2016 /PRNewswire/ -- Petróleo Brasileiro S.A. – Petrobras ("Petrobras") (NYSE: PBR) hereby announces that its wholly-owned subsidiary Petrobras Global Finance B.V. ("PGF"), plans to offer global notes in one or more series (the "Notes"), subject