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CENX furnishes Reg FD press release on Grundartangi equipment issue

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
8-K

Rhea-AI Filing Summary

Century Aluminum Company reported an electrical equipment failure at its Grundartangi, Iceland aluminum smelter. The company disclosed the event via a press release furnished under Item 7.01 (Regulation FD), attached as Exhibit 99.1.

The furnished information is not deemed “filed” under the Exchange Act. Century Aluminum’s common stock trades on the Nasdaq Global Select Market under the symbol CENX.

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 UNITED STATES 

SECURITIES AND EXCHANGE COMMISSION 

WASHINGTON, D.C. 20549

 

FORM 8-K

 

CURRENT REPORT 

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

 

Date of report (Date of earliest event reported): October 21, 2025

 

 

 

Century Aluminum Company

(Exact Name of Registrant as Specified in Charter) 

 

Delaware 001-34474 13-3070826
(State or Other Jurisdiction of Incorporation) (Commission File Number) (IRS Employer Identification No.)

 

One South Wacker Drive  
Suite 1000  
Chicago, Illinois 60606
(Address of Principal Executive Offices) (Zip Code)
   
(312) 696-3101
(Registrant's telephone number, including area code)
 
N/A
(Former Name or Former Address, if Changed Since Last Report)

 

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

 

¨ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
¨ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
¨ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
¨ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR   240.13e-4(c))

 

Securities registered pursuant to Section 12(b) of the Act:

 

Title of each class: Trading Symbol(s) Name of each exchange on which registered:
Common Stock, $0.01 par value per share CENX Nasdaq Stock Market LLC
    (Nasdaq Global Select Market)

 

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b– 2 of the Securities Exchange Act of 1934 (§ 240.12b–2 of this chapter).

 

Emerging growth company  ¨

 

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.  ¨

 

 

 

 

 

Item 7.01. Regulation FD Disclosure.

 

On October 21, 2025, Century Aluminum Company (the “Company”) issued a press release announcing an electrical equipment failure at the Company’s Grundartangi, Iceland aluminum smelter. A copy of the press release is attached hereto as Exhibit 99.1.

 

The information provided pursuant to this Item 7.01, including Exhibit 99.1 attached hereto, is being furnished and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act, regardless of any general incorporation language in any such filing.

 

Item 9.01. Financial Statements and Exhibits.

 

(d) Exhibits

 

Exhibit Number Description
99.1 Press Release of Century Aluminum Company dated October 21, 2025
104 Cover Page Interactive Data File (embedded within the Inline XBRL document)

 

 
 

 

SIGNATURES

 

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

 

    CENTURY ALUMINUM COMPANY
     
Date:  October 21, 2025 By: /s/ Peter Trpkovski
  Name: Peter Trpkovski
  Title: Executive Vice President, Chief Financial Officer and Treasurer

 

 

FAQ

What did CENX disclose in its 8-K?

The company announced an electrical equipment failure at its Grundartangi, Iceland aluminum smelter and furnished a related press release.

Under which item was the information provided?

Item 7.01, Regulation FD Disclosure.

Is the information considered filed under the Exchange Act?

No. It was furnished and is not deemed “filed” under Section 18 of the Exchange Act.

Which facility was affected, according to CENX?

The Grundartangi aluminum smelter in Iceland.

Where can I find more details in this 8-K?

See Exhibit 99.1, the press release dated October 21, 2025.

What is Century Aluminum’s trading symbol and exchange?

CENX on the Nasdaq Global Select Market.
Century Alum Co

NASDAQ:CENX

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CENX Stock Data

3.16B
56.27M
43.95%
61.82%
6.48%
Aluminum
Primary Production of Aluminum
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United States
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