CENTURY ALUMINUM CO — 10-K Filings
29 10-K filings on record
This page lists all 10-K filings submitted to the SEC by CENTURY ALUMINUM CO (CENX), sorted by most recent first. Each row links to the full filing on EdgarLookup. CENTURY ALUMINUM CO has filed 29 10-K documents with the SEC since 2009. To view all SEC filings by CENTURY ALUMINUM CO, see the full filings list.
All
10-K
10-K/A
10-K405
10-Q
11-K
144
15-15D
3
3/A
4
4/A
424B3
424B5
5
8-A12B
8-K
8-K/A
ARS
AW
CORRESP
CT ORDER
DEF 14A
DEFA14A
DEFR14A
EFFECT
FWP
IRANNOTICE
NT 10-K
POS AM
POSASR
PRE 14A
RW
S-1
S-1/A
S-3
S-3/A
S-3ASR
S-4
S-4/A
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SCHEDULE 13D/A
SCHEDULE 13G/A
SD
T-3
T-3/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 10-K | 10-K | 0001628280-26-013788 | Mar 3, 2026 | Dec 31, 2025 |
| 10-K | 10-K | 0000949157-25-000024 | Mar 3, 2025 | Dec 31, 2024 |
| 10-K | 10-K | 0000949157-24-000028 | Mar 15, 2024 | Dec 31, 2023 |
| 10-K | 10-K | 0000949157-23-000023 | Feb 27, 2023 | Dec 31, 2022 |
| 10-K | 10-K | 0000949157-22-000024 | Feb 25, 2022 | Dec 31, 2021 |
| 10-K | 10-K | 0000949157-21-000042 | Mar 4, 2021 | Dec 31, 2020 |
| 10-K | 10-K | 0000949157-20-000023 | Feb 27, 2020 | Dec 31, 2019 |
| 10-K | 2018 10-K | 0000949157-19-000031 | Feb 28, 2019 | Dec 31, 2018 |
| 10-K | 2017 10-K | 0000949157-18-000020 | Feb 28, 2018 | Dec 31, 2017 |
| 10-K | 10-K - 2016 ANNUAL REPORT | 0000949157-17-000028 | Mar 14, 2017 | Dec 31, 2016 |
| 10-K | 10-K | 0000949157-16-000164 | Mar 7, 2016 | Dec 31, 2015 |
| 10-K | 10-K | 0000949157-15-000023 | Mar 2, 2015 | Dec 31, 2014 |
| 10-K | 10-K | 0000949157-14-000008 | Mar 14, 2014 | Dec 31, 2013 |
| 10-K | 10-K | 0000949157-13-000013 | Mar 18, 2013 | Dec 31, 2012 |
| 10-K | ANNUAL REPORT ON FORM 10-K FOR THE YEAR ENDED DECEMBER 31, 2011 | 0000949157-12-000012 | Feb 29, 2012 | Dec 31, 2011 |
| 10-K | CENTURY ALUMINUM COMPANY ANNUAL REPORT ON FORM 10-K FOR THE YEAR ENDED DECEMBER | 0000949157-11-000015 | Mar 16, 2011 | Dec 31, 2010 |
| 10-K | CENTURY ALUMINUM COMPANY ANNUAL REPORT ON FORM 10-K FOR THE YEAR ENDED DECEMBER | 0000949157-10-000006 | Mar 16, 2010 | Dec 31, 2009 |
| 10-K | CENTURY ALUMINUM COMPANY ANNUAL REPORT ON FORM 10-K FOR THE YEAR ENDED DECEMBER | 0000949157-09-000017 | Mar 2, 2009 | Dec 31, 2008 |
| 10-K | CENTURY ALUMINUM COMPANY ANNUAL REPORT ON FORM 10-K FOR THE FISCAL YEAR ENDED DE | 0000949157-08-000008 | Feb 29, 2008 | Dec 31, 2007 |
| 10-K | CENTURY ALUMINUM COMPANY ANNUAL REPORT ON FORM 10-K FOR THE PERIOD ENDING DECEMB | 0000949157-07-000008 | Mar 1, 2007 | Dec 31, 2006 |
| 10-K | FORM 10-K | 0000950123-06-003288 | Mar 16, 2006 | Dec 31, 2005 |
| 10-K | CENTURY ALUMINUM COMPANY | 0000950123-05-003243 | Mar 16, 2005 | Dec 31, 2004 |
| 10-K | CENTURY ALUMINUM COMPANY | 0000950123-04-002390 | Feb 26, 2004 | Dec 31, 2003 |
| 10-K | CENTURY ALUMINUM COMPANY | 0000950123-03-003148 | Mar 24, 2003 | Dec 31, 2002 |
| 10-K | CENTURY ALUMINUM | 0000950123-01-002183 | Mar 9, 2001 | Dec 31, 2000 |
| 10-K | CENTURY ALUMINUM COMPANY | 0000950123-00-003024 | Mar 30, 2000 | Dec 31, 1999 |
| 10-K | CENTURY ALUMINUM COMPANY | 0000950123-99-002872 | Mar 31, 1999 | Dec 31, 1998 |
| 10-K | CENTURY ALUMINUM COMPANY | 0000950123-98-002882 | Mar 25, 1998 | Dec 31, 1997 |
| 10-K | CENTURY ALUMINUM COMPANY | 0000950123-97-002606 | Mar 27, 1997 | Dec 31, 1996 |