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WESTLAKE CORP SEC Filings

WLK NYSE

Welcome to our dedicated page for WESTLAKE SEC filings (Ticker: WLK), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.

Our SEC filing database is enhanced with expert analysis from Rhea-AI, providing insights into the potential impact of each filing on WESTLAKE's stock performance. Each filing includes a concise AI-generated summary, sentiment and impact scores, and end-of-day stock performance data showing the actual market reaction. Navigate easily through different filing types including 10-K annual reports, 10-Q quarterly reports, 8-K current reports, proxy statements (DEF 14A), and Form 4 insider trading disclosures.

Designed for fundamental investors and regulatory compliance professionals, our page simplifies access to critical SEC filings. By combining real-time EDGAR feed updates, Rhea-AI's analytical insights, and historical stock performance data, we provide comprehensive visibility into WESTLAKE's regulatory disclosures and financial reporting.

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Westlake Corp (WLK) director Jeffrey Wayne Sheets reported a grant of 2,184 Restricted Stock Units. These RSUs convert into Westlake common stock on a one-for-one basis and all are scheduled to vest on August 14, 2027. Following this award, Sheets directly holds 2,184 RSUs, each representing one underlying share of common stock.

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WESTLAKE CORP director Carolyn Chao Sabat reported an equity compensation grant of 2,184 Restricted Stock Units. The RSUs were acquired at a stated price of $0.00 per unit as a grant and will convert into an equal number of shares of Common Stock on a one-for-one basis. All of these RSUs are scheduled to vest on August 14, 2027, at which point they will settle in common shares. Following this grant, Sabat holds 2,184 RSUs directly.

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WESTLAKE CORP director Bhavesh V. Patel received a grant of 2,184 Restricted Stock Units on August 14, 2026. The RSUs convert into an equal number of shares of common stock on a one-for-one basis and will vest on August 14, 2027. Following this award, Patel holds 2,184 RSUs directly.

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WESTLAKE CORP (WLK) director R Bruce Northcutt received a grant of 2,184 Restricted Stock Units. These RSUs convert into an equal number of the company’s common shares on a one-for-one basis and will fully vest on August 14, 2027, increasing his directly held equity-based compensation.

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WESTLAKE CORP director Mark A. McCollum reported an equity compensation award of 2,184 Restricted Stock Units on August 14, 2026. These RSUs convert into an equal number of shares of common stock on a one-for-one basis and will fully vest on August 14, 2027. Following this grant, he holds 2,184 RSUs directly.

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Lubel Kimberly S reported acquisition or exercise transactions in this Form 4 filing.

WESTLAKE CORP director Kimberly S. Lubel received a grant of 2,184 Restricted Stock Units representing an equivalent number of shares of common stock. These RSUs were awarded at $0.00 per unit and will vest on August 14, 2027. Following this grant, she holds 2,184 RSUs directly.

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Graff Michael J reported acquisition or exercise transactions in this Form 4 filing.

WESTLAKE CORP (WLK) director Michael J. Graff reported a compensation-related equity award. He received 2,184 Restricted Stock Units, each convertible into one share of the company’s common stock. All of these units are scheduled to vest on August 14, 2027, and his directly held RSU balance reported after the award is 2,184 units.

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CREGG ROGER A reported acquisition or exercise transactions in this Form 4 filing.

WESTLAKE CORP director Roger A. Cregg received a grant of 2,184 Restricted Stock Units that are settled in the company’s common stock on a one-for-one basis. All of these RSUs will vest on August 14, 2027, and his directly held RSU balance after this grant is 2,184 units.

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Westlake Corp (WLK) director David Tsung-Hung Chao reported receiving a grant of 2,184 Restricted Stock Units (RSUs) on August 14, 2026. Each RSU converts into one share of Westlake common stock. All 2,184 RSUs are scheduled to vest on August 14, 2027, and the reported holdings after this award total 2,184 RSUs held directly.

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Westlake Corp (WLK) director Catherine T. Chao received a grant of 2,184 Restricted Stock Units linked to Westlake common stock. The RSUs convert into common stock on a one-for-one basis and will fully vest on August 14, 2027, bringing her directly held RSU-based position to 2,184 underlying shares.

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FAQ

How many WESTLAKE (WLK) SEC filings are available on StockTitan?

StockTitan tracks 96 SEC filings for WESTLAKE (WLK), including 10-K annual reports, 10-Q quarterly reports, 8-K current reports, and Form 4 insider trading disclosures. Each filing includes AI-generated summaries, impact scoring, and sentiment analysis.

When was the most recent SEC filing for WESTLAKE (WLK)?

The most recent SEC filing for WESTLAKE (WLK) was filed on August 17, 2026.