Marathon Oil Corporation

Offer to Purchase for Cash Any and All of its Outstanding
2.800% Senior Notes Due 2022
(CUSIP Number 565849AK2)

CUSIP No.

Outstanding Principal Amount of Notes

Aggregate Maximum Tender Amount

Description of Notes


565849AK2


$1,000,000,000


$500,000,000


2.800% Senior Notes due 2022

To view copies of the Tender Offer documents please click on the links below:

Offer to Purchase

Press Release


Any question regarding procedures for tendering Notes or request for additional copies of this Offer to Purchase and the Notice of Guaranteed Delivery should be directed to the Information Agent:

The Information and Tender Agent for the Offer is:

D.F. KING & CO., INC.

D.F. King & Co., Inc.
48 Wall Street — 22nd Floor
New York, New York 10005
Attention: Andrew Beck
Banks and Brokers Call Collect: (212) 269-5550
All Others Call Toll-Free: (866) 416-0576
Email: mro@dfking.com

By Facsimile Transmission (for Eligible Institutions only):
(212) 709-3328
Attention: Andrew Beck
To confirm receipt of facsimile by telephone:
(212) 269-5552

Any question regarding the terms of the Offer should be directed to the Dealer Managers.

The Dealer Managers for the Offer are:

J.P. Morgan

383 Madison Avenue
New York, New York 10179
Attention: Liability
Management Group
Collect: (212) 834-3424
Toll-Free: (866) 834-4666
TD Securities

31 West 52nd Street, 9th Floor
New York, New York 10019
Attention: Liability
Management Group
Collect: (212) 827-7381
Toll-Free: (855) 495-9846