The ExOne Company (“ExOne”), a global provider of three-dimensional (“3D”) printing machines and printed products to industrial customers, today announced that it has filed a registration statement with the U.S. Securities and Exchange Commission (“SEC”) for a proposed initial public offering of its common stock. The registration statement had previously been submitted on a confidential basis under the JOBS Act. The number of shares to be offered and the price range for the offering have not yet been determined. An application will be made to list the common stock on the Nasdaq Global Market under the symbol “XONE.”

FBR Capital Markets & Co. is acting as the book-running manager for the proposed offering.

The offering will be made only by means of a prospectus.  A copy of the preliminary prospectus related to the offering may be obtained when available from the SEC’s website atwww.sec.gov or from FBR  Capital Markets & Co., Attention: Syndicate Prospectus Department, 1001 Nineteenth Street North, Arlington, Virginia 22209, Telephone: 703-312-9500, Email: prospectuses@fbr.com.

A registration statement related to these securities has been filed with the SEC but has not yet become effective. These securities may not be sold nor may offers to buy be accepted prior to the time the registration statement becomes effective.  This press release shall not constitute an offer to sell or a solicitation of an offer to buy, nor shall there be any sale of these securities in any state or jurisdiction in which such an offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state or jurisdiction.

About ExOne

ExOne is a global provider of 3D printing machines and printed products to industrial customers. ExOne’s business primarily consists of manufacturing and selling 3D printing machines and printing products to specification for its customers using its in-house 3D printing machines. ExOne offers pre-production collaboration and prints products through Production Service Centers, which are located in the United States, Germany and Japan. ExOne builds 3D printing machines at its facilities in the United States and Germany. ExOne also supplies the associated products, including consumables and replacement parts, and services, including training and technical support, necessary for purchasers of its machines to print products.

Forward-Looking Statements

This press release contains forward-looking statements within the meaning of the federal securities laws.  These forward-looking statements involve certain risks and uncertainties, including, among others, risks impacting the ability of ExOne to complete any public offering of its securities because of general market conditions or other factors.