Exxon and Chevron’s pains won’t easily translate to gains Premium JINJOO LEE , The Wall Street Journal While the largest energy companies are the ones facing the brunt of investors’ scrutiny, it won’t be easy for other producers to take market share Share Via Read Full Story Developments in the past couple of weeks showed that the two American supermajors—Exxon Mobil and Chevron—can no longer kick the can down the road when it comes to addressing climate risk. While the heat is on the oil giants, though, their market share won’t exactly be easy pickings for other producers.