# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000949157-24-000028
Filing Date
2024-03-15
Accepted
2024-03-15 16:04:07
Documents
150
Period of Report
2023-12-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-K | cenx-20231231.htm iXBRL | 10-K | 2496077
2 | EX-10.18 | amendment-norurlgrundart.htm | EX-10.18 | 1864
3 | EX-21.1 | exhibit211-listofsubsidiar.htm | EX-21.1 | 26958
4 | EX-23.1 | exhibit231-consentofindepe.htm | EX-23.1 | 2295
5 | EX-24.1 | exhibit241-powersofattorne.htm | EX-24.1 | 17434
6 | EX-31.1 | a20231231q4ex311.htm | EX-31.1 | 11264
7 | EX-31.2 | a20231231q4ex312.htm | EX-31.2 | 11205
8 | EX-32.1 | a20231231q4ex321.htm | EX-32.1 | 6014
9 | EX-32.2 | a20231231q4ex322.htm | EX-32.2 | 6055
10 | EX-97.1 | cenxamendedandrestatedin.htm | EX-97.1 | 16404
16 |  | amendment-norurlgrundart001.jpg | GRAPHIC | 118131
17 |  | amendment-norurlgrundart002.jpg | GRAPHIC | 187997
18 |  | amendment-norurlgrundart003.jpg | GRAPHIC | 104635
19 |  | amendment-norurlgrundart004.jpg | GRAPHIC | 56690
20 |  | amendment-norurlgrundart005.jpg | GRAPHIC | 66016
21 |  | cenx-20231231_g1.jpg | GRAPHIC | 7822
22 |  | cenx-20231231_g2.jpg | GRAPHIC | 105236
23 |  | cenx-20231231_g3.jpg | GRAPHIC | 97794
24 |  | cenx-20231231_g4.jpg | GRAPHIC | 166588
25 |  | cenxamendedandrestatedin001.jpg | GRAPHIC | 251501
26 |  | cenxamendedandrestatedin002.jpg | GRAPHIC | 259233
27 |  | cenxamendedandrestatedin003.jpg | GRAPHIC | 259658
28 |  | cenxamendedandrestatedin004.jpg | GRAPHIC | 253423
29 |  | cenxamendedandrestatedin005.jpg | GRAPHIC | 76475
| Complete submission text file | 0000949157-24-000028.txt |  | 17412345

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
11 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | cenx-20231231.xsd | EX-101.SCH | 89745
12 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | cenx-20231231_cal.xml | EX-101.CAL | 149235
13 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | cenx-20231231_def.xml | EX-101.DEF | 568098
14 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | cenx-20231231_lab.xml | EX-101.LAB | 1145307
15 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | cenx-20231231_pre.xml | EX-101.PRE | 858687
152 | EXTRACTED XBRL INSTANCE DOCUMENT | cenx-20231231_htm.xml | XML | 2328301

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: 10-K | Act: 34 | File No.: 001-34474 | Film No.: 24754643
SIC: 3334 Primary Production of Aluminum
(CF Office: 04 Manufacturing)