Form 8-K - Current report:
SEC Accession No. 0001193125-25-263753
Filing Date
2025-11-04
Accepted
2025-11-04 09:51:45
Documents
17
Period of Report
2025-11-04
Items
Item 7.01: Regulation FD Disclosure
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 8-K d30957d8k.htm   iXBRL 8-K 29478
2 EX-99.1 d30957dex991.htm EX-99.1 17268
3 EX-99.2 d30957dex992.htm EX-99.2 7684
8 GRAPHIC g30957g1103112355768.jpg GRAPHIC 2485
9 GRAPHIC g30957g1104002735741.jpg GRAPHIC 2485
  Complete submission text file 0001193125-25-263753.txt   221459

Data Files

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5 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE wlk-20251104_def.xml EX-101.DEF 13632
6 XBRL TAXONOMY EXTENSION LABEL LINKBASE wlk-20251104_lab.xml EX-101.LAB 22583
7 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE wlk-20251104_pre.xml EX-101.PRE 14599
20 EXTRACTED XBRL INSTANCE DOCUMENT d30957d8k_htm.xml XML 5621
Mailing Address 2801 POST OAK BLVD SUITE 600 HOUSTON TX 77056
Business Address 2801 POST OAK BLVD SUITE 600 HOUSTON TX 77056 713-960-9111
WESTLAKE CORP (Filer) CIK: 0001262823 (see all company filings)

EIN.: 760346924 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 001-32260 | Film No.: 251446888
SIC: 2860 Industrial Organic Chemicals
(CF Office: 08 Industrial Applications and Services)