While major oil companies have been losing public battles over climate change, energy stocks and oil prices are soaring. : While major oil companies have been losing public battles over climate change, energy stocks and oil prices are soaring. It has been a terrible several weeks for big oil companies like Exxon Mobil, Chevron and Royal Dutch Shell, which have been rebuked in proxy fights, the courts and a landmark public report, all pressuring them to do much more to stop climate change.