At the MRC Global Inc. (the “Company”) Annual Meeting of Stockholders held on Tuesday, May 7, 2024, in a virtual meeting format (the “Annual Meeting”), the Company’s stockholders approved an amendment to the Company’s Amended and Restated Certificate of Incorporation, as described in Item 5.07 below. The amendment provides for exculpation of the Company’s officers as permitted by the Delaware General Corporation Law, as further described in the Company’s Proxy Statement under the heading “PROPOSAL IV: AMEND THE CORPORATION’S AMENDED AND RESTATED CERTIFICATE OF INCORPORATION TO REFLECT NEW DELAWARE LAW PROVISIONS REGARDING OFFICER EXCULPATION.”

As a result, the Company filed a Certificate of Amendment to the Company’s Amended and Restated Certificate of Incorporation (“Certificate of Amendment”) with the Secretary of State of the State of Delaware on May 13, 2024, which became effective upon filing.