Century Aluminum Company - Company Announcement

Century Aluminum Company Announces $60 Million Stock Repurchase Program

Century Aluminum Company (NASDAQ: CENX) today announced that its Board of
Directors has approved a $60 million stock repurchase program. "We believe that
the repurchase program is in the best interests of our shareholders," said
Logan Kruger, Century's President and CEO. 

Under the program, effective August 11, 2011, Century is authorized to
repurchase up to $60 million of its outstanding shares of common stock from
time to time on the open market at prevailing market prices, in block trades or
otherwise. The timing and amount of any shares repurchased will be determined
by Century's management based on its evaluation of market conditions, the
trading price of the stock and other factors. The repurchase program may be
suspended or discontinued at any time. 

Century Aluminum Company owns primary aluminum capacity in the United States
and Iceland. Century's corporate offices are located in Monterey, California. 

Certified Advisors for the First North market of the OMX Nordic Exchange
Iceland hf. for Global Depositary Receipts in Iceland: 
Atli B. Gudmundsson, Senior Manager -- Corporate Finance, NBI hf.
Steingrimur Helgason, Director -- Corporate Finance, NBI hf.

Cautionary Statement
This press release contains "forward-looking statements" within the meaning of
the Private Securities Litigation Reform Act of 1995. Forward-looking
statements are statements about future, not past, events and involve certain
important risks and uncertainties, any of which could cause our actual results
to differ materially from those expressed in our forward-looking statements,
including, without limitation, changes in the trading price of Century Common
Stock; declines in aluminum prices or increases in our operating costs; and
deterioration of global financial and economic conditions. Forward-looking
statements in this press release include statements regarding future
repurchases of Common Stock by Century. More information about the risks,
uncertainties and assumptions affecting Century can be found in the risk
factors and forward-looking statements cautionary language contained in our
Annual Report on Form 10-K and in other filings made with the Securities and
Exchange Commission. We do not undertake, and specifically disclaim, any
obligation to revise any forward-looking statements to reflect the occurrence
of future events or circumstances. 


Contacts:
Mike Dildine (media)
831-642-9364

Shelly Harrison (investors)
831-642-9357