GrafTech Announces Partial Exercise of Overallotment Option in Initial Public Offering

GrafTech International Ltd. (the “Company”) (NYSE: EAF) today announced that the underwriters of its previously announced initial public offering of shares of its common stock have partially exercised their overallotment option by purchasing an additional 3,097,525 shares of common stock at a price to the public of $15 per share from the selling stockholder, an affiliate of Brookfield Business Partners LP, a publicly listed business services and industrials company of Brookfield Asset Management Inc. The exercise of the overallotment option closed on April 26, 2018. After giving effect to the partial exercise of the overallotment option, the total number of shares of common stock sold by the selling stockholder in the initial public offering is 38,097,525.

J.P. Morgan Securities LLC and Credit Suisse Securities (USA) LLC acted as joint lead book running managers and as representatives of the underwriters for the offering; Citigroup Global Markets Inc., RBC Capital Markets, LLC and HSBC Securities (USA) Inc. acted as joint book running managers for the offering; BMO Capital Markets Corp., BNP Paribas Securities Corp., CIBC Capital Markets, National Bank Financial Inc. and TD Securities (USA) LLC acted as co-managers for the offering.

A registration statement relating to these securities was declared effective as of April 18, 2018 by the Securities and Exchange Commission. The offering was made only by means of the written prospectus forming part of the registration statement. Copies of the final prospectus relating to the offering may be obtained from: J.P. Morgan Securities LLC, Attention: J.P. Morgan Securities LLC, c/o Broadridge Financial Solutions 1155 Long Island Avenue, Edgewood, NY 11717, or via telephone: 1-866-803-9204; or Credit Suisse Securities (USA) LLC, Attention: Prospectus Department, One Madison Avenue, New York, NY 10010, or by telephone at (800) 221-1037, or by email at newyork.prospectus@credit-suisse.com.

This press release shall not constitute an offer to sell or the solicitation of an offer to buy, nor shall there be any sale of these securities 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 any such state or jurisdiction.

GrafTech International Ltd. is a leading manufacturer of high quality graphite electrode products essential to the production of electric arc furnace (or EAF) steel and other ferrous and non-ferrous metals.

Cautionary Statement Regarding Forward-Looking Statements

Statements in this press release regarding the Company that are not historical facts are “forward-looking statements” that involve risks and uncertainties. The Company undertakes no obligation to update the information contained in this press release to reflect subsequently occurring events or circumstances.