U.S. Silica Announces Public Offering of Common Stock

FREDERICK, Md., Nov. 9, 2016 /PRNewswire/ -- U.S. Silica Holdings, Inc. (NYSE: SLCA) announced today that it has commenced an underwritten public offering of 9,000,000 shares of U.S. Silica common stock. The underwriters will be granted a 30-day option to purchase up to an additional 1,350,000 shares of common stock.

U.S. Silica intends to use the net proceeds of the offering to fund general corporate purposes including potential acquisitions of complementary businesses or assets.

Morgan Stanley & Co. LLC and Barclays Capital Inc. are acting as joint book-running managers for the offering.

This offering is being made by means of a prospectus supplement and accompanying base prospectus, copies of which may be obtained by sending a request to: Morgan Stanley & Co. LLC, Attention: Prospectus Department, 180 Varick Street, 2nd floor, New York, NY 10014 or Barclays Capital Inc., c/o Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, New York 11717, Telephone 888-603-5847, Email: barclaysprospectus@broadridge.com.

This offering is being made pursuant to an effective shelf registration statement filed with the Securities and Exchange Commission. This press release shall not constitute an offer to sell or the solicitation of an offer to buy the Company's common stock or any other securities, and there shall not be any offer, solicitation or sale of securities mentioned in this press release in any state or jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of such any state or jurisdiction.

About U.S. Silica

U.S. Silica Holdings, Inc., a member of the Russell 2000, is a leading producer of commercial silica used in the oil and gas industry, and in a wide range of industrial applications. Over its 116-year history, U.S. Silica has developed core competencies in mining, processing, logistics and materials science that enable it to produce and cost-effectively deliver 235 products to over 1,200 customers across our end markets. The Company currently operates nine industrial sand production plants, nine oil and gas sand production plants and seven Sandbox distribution centers. The Company is headquartered in Frederick, Maryland and also has offices located in Chicago, Illinois, and Houston, Texas.

Cautionary Information Regarding Forward-Looking Statements

Any statements in this press release that are not entirely historical in nature constitute forward-looking statements within the meaning of the safe harbor provisions of the Private Securities Litigation Reform Act of 1995. Readers are cautioned that these statements involve risks and uncertainties, are only predictions and may differ materially from actual future events or results. For important information regarding forward-looking statements, please read page 1 and 2 of the Company's Annual Report on Form 10-K for the year ended Dec. 31, 2015.

U.S. Silica Holdings, Inc.
Michael Lawson
Vice President of Investor Relations and Corporate Communications
301-682-0304
lawsonm@ussilica.com

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SOURCE U.S. Silica Holdings, Inc.