Westlake Corporation

NYSE: WLK
Share price (3/25/25): $100.68
Market cap (3/25/25): $12.9 billion

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Key Exhibits

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Insider Ownership

Chao John Tsung-Chen »

Gilson Jean-Marc »

Chao Albert »

Chao James »

Bender Mark Steven »

Buesinger Robert F. »

Ederington L. Benjamin »

Janssens Thomas J. »

Holy Jeffrey Adam »

Cregg Roger A »

Chao David Tsung-Hung »

McCollum Mark A »

Northcutt R Bruce »

Sheets Jeffrey Wayne »

Lubel Kimberly S »

Graff Michael J »

Haas Marius »

Sabat Carolyn Chao »

Chao Catherine T. »

Zoeller Johnathan Stevan »

Kearns Roger L. »

Jenkins Dorothy C »

Kenner Andrew »

Teel Lawrence E. »

Ttwfgp LLC »

Mangieri George J »

Lukens Max L »

Riley H John Jr »

Blakely Robert T »

Schubert Lawrence »

Mattina Michael J. »

Bates Simon »

Taylor Jeffrey L »

Hansen David R »

Wallace Stephen »

Condon Donald Marion Jr »

Barnett E William »

Johannesen Andrew »

Morse Wayne D »

Wilder Warren W »

Whitaker Gilbert R Jr »

Gibbons John D »

Dreessen Ruth I »

Keng Tai Li »

≥5% Ownership

Ttwf LP »

Fmr LLC »

Royce & Associates LP »

Dimensional Fund Advisors LP »

Franklin Resources Inc. »

Third Avenue Management LLC »

BlackRock Institutional Trust Company, N.A. »