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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
949157	Century Aluminum Co	CENX	Primary Production Of Aluminum (3334)	133070826

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1365895	Michelle Lair	Century Aluminum Company 2511 Garden Road, Bldg A, Suite 200 Monterey CA 93940	Vp & Treasurer	No	Yes	No	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Disposition	2010-11-04	3,000	$14.82	29,738	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	S	Direct

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Common Stock	353	Indirect	401(k)

Footnotes

Represents the average sale price of 3,000 shares in multiple transactions at prices ranging from $14.8200 to $14.8224, resulting in a weighted average sale price of $14.8208. Upon the request of the Securities and Exchange Commission (SEC), the Reporting Person will provide the SEC with information regarding the number of shares and prices at which each transaction was effected.
Includes unvested shares of performance share units granted to the Reporting Person in connection with the Issuer's 2008-2010 and 2009-2011 Performance Share Program Periods under a rule 16(b)-3(d) plan, all of which vest in the ordinary course on December 31, 2010 and January 1, 2011, respectively.
Reported by 401(k) plan trustee on November 3, 2010.