XTO Energy Inc. Announces Purchase of $1.982 Billion Principal Amount of Its Debt Securities

IRVING, Texas--(BUSINESS WIRE)-- XTO Energy Inc. ("XTO"), a wholly owned subsidiary of Exxon Mobil Corporation ("ExxonMobil") (NYSE: XOM), announced today that the previously announced cash tender offers (each, an "Offer") for any and all of its outstanding debt securities in the series specified in the table below (the "Securities") expired at 5:00 p.m., New York City time, on December 16, 2010. After the expiration of the Offers, XTO accepted for purchase all of the Securities which were validly tendered and not validly withdrawn prior to the expiration of the relevant Offer, representing a total aggregate principal amount of approximately $1.982 billion. Set forth in the table below is the aggregate principal amount of Securities of each series purchased pursuant to the relevant Offer:

Title of Securities                  CUSIP No.   Aggregate Principal Amount
                                                 Accepted for Purchase

7.50% Senior Notes due April 15,     98385XAA4   $162,729,000

5.90% Senior Notes due August 1,     98385XAK2   $332,616,000

6.25% Senior Notes due April 15,     98385XAC0   $211,195,000

4.625% Senior Notes due June 15,     98385XAN6   $260,004,000

5.75% Senior Notes due December      98385XAS5   $177,614,000
15, 2013

4.90% Senior Notes due February 1,   98385XAD8   $252,673,000

5.00% Senior Notes due January 31,   98385XAF3   $219,428,000

5.30% Senior Notes due June 30,      98385XAG1   $166,034,000

5.65% Senior Notes due April 1,      98385XAH9   $199,401,000

Payment for Securities purchased pursuant to the Offers was made to The Depository Trust Company, as registered holder of the Securities, earlier today. XTO funded the purchase of the Securities with available cash on hand and inter-company borrowings from its parent, ExxonMobil.

Barclays Capital Inc. and J.P. Morgan Securities LLC served as Dealer Managers for the Offers. Global Bondholder Services Corporation served as the Information Agent and the Depositary for the Offers.

This news release shall not be construed as an offer to purchase or a solicitation of an offer to purchase any of the Securities or any other securities.

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    Source: Exxon Mobil Corporation