Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001628280-25-043249
Filing Date
2025-09-30
Accepted
2025-09-30 16:26:24
Documents
4
Period of Report
2025-09-26

Document Format Files

Seq Description Document Type Size
1 FORM 4 wk-form4_1759263981.html 4  
1 FORM 4 wk-form4_1759263981.xml 4 3292
2 EX-24 poa_section16xhafberg.htm EX-24 931
3 poa_section16xhafberg001.jpg GRAPHIC 225221
4 poa_section16xhafberg002.jpg GRAPHIC 83745
  Complete submission text file 0001628280-25-043249.txt   431384
Mailing Address 1 SOUTH WACKER DRIVE SUITE 1000 CHICAGO IL 60606
Business Address 1 SOUTH WACKER DRIVE SUITE 1000 CHICAGO IL 60606 3126963101
CENTURY ALUMINUM CO (Issuer) CIK: 0000949157 (see all company filings)

EIN.: 133070826 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 3334 Primary Production of Aluminum
(CF Office: 04 Manufacturing)

Mailing Address CENTURY ALUMINUM COMPANY 1 S. WACKER DRIVE, SUITE 1000 CHICAGO IL 60606
Business Address
Hafberg Agust F (Reporting) CIK: 0002049924 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-34474 | Film No.: 251360849