Westlake (WLK) Proxy filing summary

Executive summary

• Annual meeting scheduled for May 14, 2026, with voting on director elections, executive compensation, and auditor ratification.

• Proxy materials are available online, and shareholders can vote via internet, phone, or mail.

• TTWF LP, controlled by the Chao family, owns 72.5% of outstanding shares, making the company a controlled entity under NYSE rules.

Voting matters and shareholder proposals

• Shareholders will vote to elect five directors, approve executive compensation (say-on-pay), and ratify PricewaterhouseCoopers LLP as auditor for 2026.

• Board recommends voting FOR all proposals.

• Shareholders may submit proposals or director nominations for the 2027 meeting between November 15, 2026, and January 14, 2027.

Board of directors and corporate governance

• Board divided into three classes, with staggered three-year terms.

• Board committees include Audit, Compensation, Corporate Risk and Sustainability, and Nominating and Governance.

• Seven directors are independent; board diversity includes 21% women and 50% racial/ethnic minorities.

• Leadership roles are separated among Executive Chairman, Senior Chairman, and CEO.

• Code of Ethics and insider trading policy apply to all directors and employees.