# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000949157-21-000042
Filing Date
2021-03-04
Accepted
2021-03-04 16:10:49
Documents
132
Period of Report
2020-12-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-K | cenx-20201231.htm iXBRL | 10-K | 4034474
2 | EX-21.1 | exhibit211-listofsubsidiar.htm | EX-21.1 | 21674
3 | EX-23.1 | exhibit231-consentofindepe.htm | EX-23.1 | 2477
4 | EX-24.1 | exhibit241-powersofattorne.htm | EX-24.1 | 13801
5 | EX-31.1 | a20201231q4ex311.htm | EX-31.1 | 11303
6 | EX-31.2 | a20201231q4ex312.htm | EX-31.2 | 11312
7 | EX-32.1 | a20201231q4ex321.htm | EX-32.1 | 6193
8 | EX-32.2 | a20201231q4ex322.htm | EX-32.2 | 6162
14 | GRAPHIC | cenx-20201231_g1.jpg | GRAPHIC | 102554
15 | GRAPHIC | cenx-20201231_g2.jpg | GRAPHIC | 87654
16 | GRAPHIC | cenx-20201231_g3.jpg | GRAPHIC | 147508
| Complete submission text file | 0000949157-21-000042.txt |  | 19811297

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
9 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | cenx-20201231.xsd | EX-101.SCH | 84713
10 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | cenx-20201231_cal.xml | EX-101.CAL | 167761
11 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | cenx-20201231_def.xml | EX-101.DEF | 516941
12 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | cenx-20201231_lab.xml | EX-101.LAB | 1091494
13 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | cenx-20201231_pre.xml | EX-101.PRE | 812393
17 | EXTRACTED XBRL INSTANCE DOCUMENT | cenx-20201231_htm.xml | XML | 4604055

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.: 21714249
SIC: 3334 Primary Production of Aluminum