Chevron to buy Hess Corp for $53 billion in all-stock deal

Chevron <a href="https://www.reuters.com/markets/companies/CVX.N" target="_blank">(CVX.N)</a> said on Monday it agreed to buy Hess <a href="https://www.reuters.com/markets/companies/HES.N" target="_blank">(HES.N)</a> for $53 billion in stock, the second proposed mega-merger among the biggest U.S. oil players after Exxon Mobil <a href="https://www.reuters.com/markets/companies/XOM.N" target="_blank">(XOM.N)</a> bid $60 billion for Pioneer Natural Resources earlier this month.