Item 5.05 Amendments to the Registrant's Code of Ethics, or Waiver of a Provision of the Code of Ethics.

As part of its periodic review of the Code of Ethical Business Conduct (the "Code"), on April 27, 2021, United States Steel Corporation's (the "Corporation") Board of Directors approved and adopted certain amendments to the Code. The amendments include updating the Corporation's guiding principles, expanding the discussion of the Corporation's strategy and sustainability efforts, and incorporating additional information regarding psychological safety and inclusion and diversity. The amended Code also includes other clarifying and non-substantive revisions.

The summary of the amendments to the Code included in this current report on Form 8-K is qualified in its entirety by reference to the full text of the Code, as amended, which can be found on the Corporation's website at www.ussteel.com under "About - Ethics & Compliance."

Item 5.07. Submission of Matters to a Vote of Security Holders.

The Annual Meeting of Stockholders of the Corporation was held on April 27, 2021. The following matters were acted upon:

1. ELECTION OF DIRECTORS

Tracy A. Atkinson, David B. Burritt, John J. Engel, John V. Faraci, Murry S.
Gerber, Jeh. C. Johnson, Paul A. Mascarenas, Michael H. McGarry, David S.
Sutherland and Patricia A. Tracey were elected as directors, to serve an annual
term expiring at the 2022 annual meeting of stockholders, by the following
votes:

Nominee                 Votes For     Votes Against    Abstentions     Broker Non-Votes
Tracy A. Atkinson       123,749,829         2,871,493      1,150,393           51,611,147
David B. Burritt        122,603,710         4,036,504      1,131,501           51,611,147
John J. Engel           102,812,642        23,758,562      1,200,511           51,611,147
John V. Faraci          123,324,081         3,089,086      1,358,548           51,611,147
Murry S. Gerber         123,287,990         3,062,704      1,421,021           51,611,147
Jeh C. Johnson          123,428,877         3,098,200      1,244,638           51,611,147
Paul A. Mascarenas      123,352,438         3,041,133      1,378,144           51,611,147
Michael H. McGarry      123,401,448         2,960,099      1,410,168           51,611,147
David S. Sutherland     122,699,051         3,161,694      1,910,970           51,611,147
Patricia A. Tracey      122,497,032         4,127,022      1,147,661           51,611,147

2. ADVISORY VOTE ON EXECUTIVE COMPENSATION

The results of the non-binding advisory vote to approve the compensation of certain executive officers of the Corporation were as follows:



  Votes For     Votes Against    Abstentions     Broker Non-Votes
 117,573,390      8,428,797       1,769,528         51,611,147

3. RATIFICATION OF APPOINTMENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

The appointment of PricewaterhouseCoopers LLP as the independent registered public accounting firm of the Corporation for 2021 was ratified by the following votes:

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  Votes For     Votes Against    Abstentions     Broker Non-Votes
 173,162,014      4,837,450       1,383,398             0

4. AMENDMENT AND RESTATEMENT OF THE 2016 OMNIBUS INCENTIVE COMPENSATION PLAN

The amendment and restatement of the 2016 Omnibus Incentive Compensation Plan was approved by the following votes:



  Votes For     Votes Against    Abstentions     Broker Non-Votes
 118,829,320      7,363,117       1,579,278         51,611,147

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