
Exxon considers buying U.S. shale giant
Oil Price ExxonMobil has held early informal talks about potentially acquiring the largest pure-play shale producer, Pioneer Natural Resources, The Wall Street Journal has reported, quoting sources with knowledge of the matter. Exxon is looking to boost additionally its position in the U.S. shale patch and it has said for years that the Permian basin would be its key priority area










