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Form 4 WESTLAKE CORP For: Aug 31 Filed by: Darby Tommy

Tue, 01 Sep 2026 07:15:00 -0400

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Form 3 WESTLAKE CORP For: Aug 31 Filed by: Darby Tommy

Mon, 31 Aug 2026 17:30:00 -0400

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Form 3 Westlake Chemical Partne For: Aug 31 Filed by: Darby Tommy

Mon, 31 Aug 2026 17:30:00 -0400

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Form 3 Westlake Chemical Partne For: Aug 31 Filed by: Darby Tommy

Mon, 31 Aug 2026 17:30:00 -0400

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Form 8-K Westlake Chemical Partne For: Aug 31

Mon, 31 Aug 2026 17:03:00 -0400

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Form 8-K Westlake Chemical Partne For: Aug 31

Mon, 31 Aug 2026 17:03:00 -0400

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Form 8-K WESTLAKE CORP For: Aug 31

Mon, 31 Aug 2026 17:01:00 -0400

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Westlake Corp adds dual listing on NYSE Texas exchange

Fri, 21 Aug 2026 11:24:20 -0400

Westlake Corporation (NYSE: WLK) announced it has dual listed its common stock on NYSE Texas, a fully electronic equities exchange headquartered in Dallas, Texas.

The company will maintain its primary listing on the New York Stock Exchange and will trade under the same "WLK" ticker symbol on NYSE Texas.

"We are pleased to join the NYSE Texas. Westlake is a global manufacturer celebrating 40 years of operations this year, and Texas has been home to our global headquarters since the very beginning. We welcome the opportunity to support the State of Texas' capital markets infrastructure as we continue to create value for

Westlake Announces Dual Listing on NYSE Texas

Fri, 21 Aug 2026 11:22:00 -0400

HOUSTON, Aug. 21, 2026 (GLOBE NEWSWIRE) -- Westlake Corporation (NYSE: WLK) (“Westlake”) (the “Company”) announced today the dual listing of its common stock on the NYSE Texas, the newly launched fully electronic equities exchange headquartered in Dallas, Texas.

“We are pleased to join the NYSE Texas. Westlake is a global manufacturer celebrating 40 years of operations this year, and Texas has been home to our global headquarters since the very beginning. We welcome the opportunity to support the State of Texas' capital markets infrastructure as we continue to create value for our shareholders,” commented Jean-Marc Gilson, President and CEO of Westlake.

Westlake Announces Dual Listing on NYSE Texas

Fri, 21 Aug 2026 11:22:00 -0400

Westlake Announces Dual Listing on NYSE Texas

Fri, 21 Aug 2026 11:22:00 -0400

Westlake Announces Dual Listing on NYSE Texas

Fri, 21 Aug 2026 11:22:00 -0400

Form CERT WESTLAKE CORP

Fri, 21 Aug 2026 10:55:00 -0400

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Form CERT WESTLAKE CORP

Fri, 21 Aug 2026 10:55:00 -0400

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Form 8-A12B WESTLAKE CORP

Fri, 21 Aug 2026 10:00:00 -0400

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Form 8-A12B WESTLAKE CORP

Fri, 21 Aug 2026 10:00:00 -0400

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Form 4 WESTLAKE CORP For: Aug 14 Filed by: Patel Bhavesh V.