XTO Energy Inc. (XTO:US) surged 16 percent to $47.98 for the biggest rally in the S&P 500. Exxon Mobil Corp. (XOM:US) agreed to buy XTO Energy in an all-stock transaction valued at $31 billion. Exxon agreed to issue 0.7098 common shares for each common share of XTO, or about $51.69 a share. Exxon fell the most in the Dow Jones Industrial Average, sliding 3.9 percent to $69.98.
Register for free to join our community of investors and share your ideas. You will also get access to streaming quotes, interactive charts, trades, portfolio, live options flow and more tools.