AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON NOVEMBER 14, 2005 REGISTRATION NO. 333- ================================================================================ UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 ------------------ FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 ------------------ CENTURY ALUMINUM COMPANY (EXACT NAME OF REGISTRANT AS SPECIFIED IN ITS CHARTER) DELAWARE 13-3070826 (State or other jurisdiction of (I.R.S. Employer Identification No.) incorporation or organization) 2511 GARDEN ROAD 93940 BUILDING A, SUITE 200 (Zip code) MONTEREY, CALIFORNIA (Address of principal executive offices) ---------------------- CENTURY ALUMINUM 401(K) PLAN (FULL TITLE OF THE PLAN) GERALD J. KITCHEN EXECUTIVE VICE PRESIDENT, GENERAL COUNSEL, CHIEF ADMINISTRATIVE OFFICER AND SECRETARY CENTURY ALUMINUM COMPANY 2511 GARDEN ROAD BUILDING A, SUITE 200 MONTEREY, CALIFORNIA 93940 (831) 642-8300 (NAME, ADDRESS AND TELEPHONE NUMBER, INCLUDING AREA CODE, OF AGENT FOR SERVICE) ------------------------------- CALCULATION OF REGISTRATION FEE =========================================================================================================== Proposed Proposed maximum maximum Title of securities to be Amount to be offering price aggregate Amount of registered registered per share(1) offering price(1) registration fee ------------------------------- ----------------- -------------- ----------------- ---------------- Common Stock, $.01 par value... 200,000 Shares(2) $ 19.25 $ 3,850,000 $ 453.15 =========================================================================================================== (1) Estimated solely for the purpose of computing the registration fee pursuant to Rule 457, based on the average of the high and low prices for the Common Stock as reported on the Nasdaq National Market System on November 7, 2005. (2) In addition, pursuant to Rule 416(c) under the Securities Act of 1933, this registration statement also covers an indeterminate amount of interests to be offered or sold pursuant to the employee benefit plan(s) described herein. ================================================================================ INCORPORATION BY REFERENCE This Registration Statement on Form S-8 relates to the registration of additional shares and plan interests under the Century Aluminum 401(k) Plan (formerly, the Ravenswood Aluminum Corporation Salaried Employee Defined Contribution Retirement Plan; the "Plan"). Pursuant to General Instruction E of Form S-8, the contents of the Registration Statement on Form S-8 (Registration No. 333-07239) filed with the Securities and Exchange Commission on June 28, 1996 are incorporated by reference herein. This Registration Statement also incorporates by reference the Plan's latest annual report filed pursuant to Section 15(d) of the Exchange Act and all future annual reports filed by the Plan prior to the filing of a post-effective amendment which indicates that all securities offered have been sold or which deregisters all securities then remaining unsold. -2- SIGNATURES THE REGISTRANT. Pursuant to the requirements of the Securities Act of 1933, the registrant certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form S-8 and has duly caused this registration statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Monterey, State of California, on the 14th day of November, 2005. CENTURY ALUMINUM COMPANY By: /s/ David W. Beckley ----------------------------------- Name: David W. Beckley Title: Executive Vice President and Chief Financial Officer Pursuant to the requirements of the Securities Act of 1933, this Registration Statement has been signed by the following persons in the capacities and on the dates indicated. SIGNATURE TITLE DATE ------------------------------------- -------------------------------------- ----------------- Chairman and Chief Executive Officer /s/ Craig A. Davis (Principal Executive Officer) November 14, 2005 ----------------------------- Craig A. Davis Executive Vice President and Chief Financial Officer (Principal /s/ David W. Beckley Financial Officer and Principal ----------------------------- Accounting Officer) November 14, 2005 David W. Beckley * Director November 14, 2005 ----------------------------- Roman A. Bninski * Director November 14, 2005 ----------------------------- Robert E. Fishman * Director November 14, 2005 ----------------------------- John C. Fontaine * Director November 14, 2005 ----------------------------- John P. O'Brien * Director November 14, 2005 ----------------------------- Stuart M. Schreiber * Director November 14, 2005 ----------------------------- Jack E. Thompson -3- SIGNATURE TITLE DATE ------------------------------------- -------------------------------------- ----------------- * Director November 14, 2005 ----------------------------- Willy R. Strothotte * By: /s/ Peter C. McGuire ----------------------------------- Peter C. McGuire, as Attorney-in-Fact -4- THE PLAN. Pursuant to the requirements of the Securities Act of 1933, the Plan administrator has duly caused this registration statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Monterey, State of California, on the 14th day of November, 2005. CENTURY ALUMINUM 401(K) PLAN By: Retirement Committee of Century Aluminum 401(k) Plan By: /s/ David W. Beckley ---------------------------------- Name: David W. Beckley Title: Member -5- INDEX TO EXHIBITS Exhibit No. Description of Exhibit ---------- --------------------------------------------------------------------------------------------- 5.1 Internal Revenue Service determination letter that the Plan is qualified under Section 401(k) of the Internal Revenue Code. 23.1 Consent of Deloitte & Touche LLP. 24.1 Powers of Attorney -6-