WESTLAKE CORP — DEF 14A Filings
21 DEF 14A filings on record
This page lists all DEF 14A filings submitted to the SEC by WESTLAKE CORP (WLK), sorted by most recent first. Each row links to the full filing on EdgarLookup. WESTLAKE CORP has filed 21 DEF 14A documents with the SEC since 2014. To view all SEC filings by WESTLAKE CORP, see the full filings list.
All
10-K
10-Q
144
3
3/A
4
4/A
424B4
424B5
425
8-A12B
8-K
8-K/A
ARS
CERT
CORRESP
DEF 14A
DEFA14A
DEFC14A
DFAN14A
DFRN14A
EFFECT
FWP
POS AM
POSASR
PRE 14A
PREC14A
PRRN14A
PX14A6G
S-1
S-1/A
S-3
S-3/A
S-3ASR
S-4
S-4/A
S-8
SC 13G
SC 13G/A
SC TO-C
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| DEF 14A | DEF 14A | 0001193125-25-066316 | Mar 28, 2025 | May 8, 2025 |
| DEF 14A | DEF 14A | 0001193125-24-081679 | Mar 29, 2024 | May 9, 2024 |
| DEF 14A | DEF 14A | 0001193125-23-087085 | Mar 31, 2023 | — |
| DEF 14A | DEF 14A | 0001193125-22-092887 | Apr 1, 2022 | May 12, 2022 |
| DEF 14A | DEF 14A | 0001193125-21-104587 | Apr 2, 2021 | May 13, 2021 |
| DEF 14A | DEF 14A | 0001564590-20-015141 | Apr 3, 2020 | May 15, 2020 |
| DEF 14A | DEF 14A | 0001193125-19-098449 | Apr 5, 2019 | May 17, 2019 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0001193125-18-109386 | Apr 6, 2018 | May 18, 2018 |
| DEF 14A | DEF 14A | 0001193125-17-114909 | Apr 7, 2017 | May 19, 2017 |
| DEF 14A | DEF 14A | 0001193125-16-525081 | Mar 31, 2016 | May 10, 2016 |
| DEF 14A | DEF 14A | 0001193125-15-115542 | Apr 1, 2015 | May 15, 2015 |
| DEF 14A | DEF 14A | 0001193125-14-135498 | Apr 8, 2014 | May 16, 2014 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0001193125-13-151075 | Apr 11, 2013 | May 17, 2013 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0001193125-12-164493 | Apr 16, 2012 | May 23, 2012 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0001193125-11-094392 | Apr 12, 2011 | May 20, 2011 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0001193125-10-080536 | Apr 9, 2010 | May 20, 2010 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0001193125-09-075691 | Apr 8, 2009 | May 14, 2009 |
| DEF 14A | NOTICE AND PROXY STATEMENT | 0001193125-08-079452 | Apr 11, 2008 | May 19, 2008 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0001193125-07-078863 | Apr 11, 2007 | May 18, 2007 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0001193125-06-072025 | Apr 3, 2006 | May 15, 2006 |
| DEF 14A | DEFINITIVE PROXY MATERIALS | 0001193125-05-068296 | Apr 1, 2005 | May 19, 2005 |