Horsehead, Shell Sign Amended and Restated Option and Purchase Agreement

Horsehead Holding Corp.

, today announced that its wholly-owned subsidiary, Horsehead Corporation (“Horsehead”), has signed an Amended and Restated Option and Purchase Agreement (“Agreement”) with Shell Chemical LP that extends the period of time during which Shell can continue to perform its evaluation of the Monaca location and exercise its option to purchase the site. The Agreement also provides for the start of demolition activities at the Monaca facility at Shell's expense. Demolition is expected to commence in the first quarter of 2014 with respect to certain portions of the site.