Form SD - Specialized disclosure report:
SEC Accession No. 0001628280-25-042823
Filing Date
2025-09-25
Accepted
2025-09-25 16:40:51
Documents
14

Document Format Files

Seq Description Document Type Size
1 SD cenx-20241231_d2.htm SD 16191
4 EX-99.1 cenx-20241231.htm EX-99.1 50482
5 cenx-20241231_g1.jpg GRAPHIC 7822
  Complete submission text file 0001628280-25-042823.txt   176407

Data Files

Seq Description Document Type Size
2 XBRL INSTANCE DOCUMENT cenx-20241231.xml EX-2.01.INS 12157
3 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT cenx-20241231.xsd EX-2.01.SCH 18876
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 (Filer) CIK: 0000949157 (see all company filings)

EIN.: 133070826 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SD | Act: 34 | File No.: 001-34474 | Film No.: 251344307
SIC: 3334 Primary Production of Aluminum
(CF Office: 04 Manufacturing)