Horsehead Holding Corp. to Release Fourth Quarter 2013 Earnings

Horsehead Holding Corp. (NASDAQ: ZINC), the parent company of Horsehead Corporation, The International Metals Reclamation Company, Inc. and Zochem, Inc. plans to release its 2013 fourth quarter and annual earnings before the market opens on Tuesday, February 25, 2014.

A conference call will be held on Tuesday, February 25, 2014 at 11:00 am ET to discuss the results. The call will be hosted by James Hensler, President & CEO, Robert Scherich, Vice President & CFO, and Gary Whitaker, Vice President, General Counsel & Secretary. Dial-in instructions are as follows:

An Audio-Only Web Conference Cast will also be available from the Investor Relations Corporate Information page of our website www.horsehead.net or directly at: http://event.on24.com/r.htm?e=746815&s=1&k=7E08B0BA17EF9699EC38B46F4271C5F4

A replay of the call will be available beginning at 1:30 pm ET on Tuesday, February 25, 2014 and ending on Saturday, May 24, 2014 at 11:59 pm ET. Dial in instructions for the replay are:

Horsehead Holding Corp. (“Horsehead”) (Nasdaq: ZINC) is the parent company of Horsehead Corporation, a leading U.S. producer of specialty zinc and zinc-based products and a leading recycler of electric arc furnace dust; The International Metals Reclamation Company (“INMETCO”), a leading recycler of metals-bearing wastes and a leading processor of nickel-cadmium (NiCd) batteries in North America; and Zochem Inc., a zinc oxide producer located in Brampton, Ontario. Horsehead, headquartered in Pittsburgh, Pa., employs approximately 1,100 people and has production and/or recycling operations at seven facilities located in the U.S. and in Canada. Visit www.horsehead.net for more information.