Exxon''s XTO Begins Offer to Retire $2.51 Billion in Debt

XTO Energy Inc., a wholly owned subsidiary of Exxon Mobil Corp., began a tender offer to buy back some $2.51 billion in debt, the Associated Press reports. The offer expires at 5 p.m. Eastern time on Nov. 17. The offer is for three sets of senior notes with annual interest rates between 5.5 percent and 6.5 percent and maturities between Oct. 31, 2017, and Aug. 15, 2020.