Symbols

WLK

Westlake·NYSE

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WLK Filings

2026-03-06 · Ownership

Form 4/A - Statement of changes in beneficial ownership of securities: [Amend]

2026-03-02 · Ownership

Form 4 - Statement of changes in beneficial ownership of securities

2026-02-27 · Ownership

Form 144 - Report of proposed sale of securities

2026-02-26 · Financials

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]

2026-02-24 · Earnings Call

Westlake Corporation(WLK)-20260224-2025 Q4 Earnings call transcript

2026-02-24 · Key Events

Form 8-K - Current report

2026-02-24 · Ownership

Form 4 - Statement of changes in beneficial ownership of securities

2026-02-23 · Ownership

Form 3 - Initial statement of beneficial ownership of securities

2026-02-23 · Key Events

Form 8-K - Current report

2026-02-23 · Ownership

Form 4 - Statement of changes in beneficial ownership of securities