Overseas Shipholding Group to Announce Fourth Quarter and Full Year 2016 Results on March 7, 2017

Overseas Shipholding Group, Inc. (NYSE:OSG) (the “Company” or “OSG”) announced today that it plans to release fourth quarter and full year 2016 results before market open on Tuesday, March 7, 2017.

The Company will host a conference call to discuss its fourth quarter and full year 2016 results at 9:00 a.m. Eastern Time (“ET”) on Tuesday, March 7, 2017.

To access the call, participants should dial (888) 317-6016 for domestic callers and (412) 317-6016 for international callers. Please dial in ten minutes prior to the start of the call.

A live webcast of the conference call will be available from the Investor Relations section of the Company’s website at http://www.osg.com/.

An audio replay of the conference call will be available starting at 11:00 a.m. ET on Tuesday, March 7, 2017 through 10:59 p.m. ET on Tuesday, March 14, 2017 by dialing (877) 344-7529 for domestic callers and (412) 317-0088 for international callers, and entering Access Code 10101778.

About Overseas Shipholding Group, Inc.

Overseas Shipholding Group, Inc. (NYSE: OSG) is a publicly traded tanker company providing energy transportation services for crude oil and petroleum products in the U.S. Flag markets. OSG is a major operator of tankers and ATBs in the Jones Act industry. OSG’s 24-vessel U.S. Flag fleet consists of eight ATBs, two lightering ATBs, three shuttle tankers, nine MR tankers, and two non-Jones Act MR tankers that participate in the U.S. Maritime Security Program. OSG is committed to setting high standards of excellence for its quality, safety and environmental programs. OSG is recognized as one of the world’s most customer-focused marine transportation companies and is headquartered in Tampa, FL. More information is available at www.osg.com.

Forward-Looking Statements

This release contains forward-looking statements. In addition, the Company may make or approve certain statements in future filings with the Securities and Exchange Commission (SEC), in press releases, or in oral or written presentations by representatives of the Company. All statements other than statements of historical facts should be considered forward-looking statements. These matters or statements may relate to the Company’s prospects, its ability to retain and effectively integrate new members of management and the effect of the Company’s spin-off of International Seaways, Inc. Forward-looking statements are based the Company’s current plans, estimates and projections, and are subject to change based on a number of factors. Investors should carefully consider the risk factors outlined in more detail in the Annual Report on Form 10-K for OSG and in similar sections of other filings made by the Company with the SEC from time to time. The Company assumes no obligation to update or revise any forward-looking statements. Forward-looking statements and written and oral forward looking statements attributable to the Company or its representatives after the date of this release are qualified in their entirety by the cautionary statements contained in this paragraph and in other reports previously or hereafter filed by the Company with the SEC.

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