Chief Financial Officer succession

Chief Financial Officer succession

On 28 February 2020, Kosmos Energy Ltd ("Kosmos") filed a Form 8-K with the U.S. Securities and Exchange Commission ("SEC") concerning the retirement of Thomas P. Chambers, the Company's current Senior Vice President and Chief Financial Officer, in May 2020, and the appointment of Neal D. Shah as Senior Vice President and Chief Financial Officer of the Company, effective in May 2020. The Form 8-K is available on the SEC's website at http://www.sec.gov and on Kosmos' website at http://investors.kosmosenergy.com/sec-filings.

CONTACT:

Investor Relations

Jamie Buckland, +44 (0) 203 954 2831jbuckland@kosmosenergy.com

or

Rhys Williams +1-214-445-9693rwilliams@kosmosenergy.com

or

Media Relations

Thomas Golembeski, +1-214-445-9674tgolembeski@kosmosenergy.com