IMPORTANT SHAREHOLDER ALERT: Lundin Law PC Announces an Investigation of United States Steel Corporation and Advises Investors with Losses In Excess of $100,000 to Contact the Firm

Lundin Law PC, a shareholder rights firm, announces that it is investigating claims against United States Steel Corporation ("U.S. Steel" or the "Company") X concerning possible violations of federal securities laws.

To get more information about this investigation, please contact Brian Lundin, Esquire, of Lundin Law PC, at 888-713-1033, or by email at brian@lundinlawpc.com.

On April 25, 2017, U.S. Steel announced a net loss of $180 million for the first quarter of 2017, which included an unfavorable adjustment of $35 million (or $0.20 per diluted share) primarily driven by the closing of tubular assets. When this news was announced, shares of U.S. Steel dropped in value sharply.

Lundin Law PC was founded by Brian Lundin, a securities litigator based in Los Angeles dedicated to upholding shareholders' rights.

This press release may be considered Attorney Advertising in some jurisdictions under the applicable law and ethical rules.

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