$0.4714 per unit distribution declared payable on February 16, 2023 The Board of Directors of Westlake Chemical Partners GP LLC, the general partner of Westlake Chemical Partners LP (the "Partnership") (NYSE:WLKP), has declared a distribution of $0.4714 per unit. This is the 34th quarterly distribution announced by the Partnership since its initial public offering. The distribution will be payable on February 16, 2023, to unit holders of record on February 2, 2023. This release is intended to be a qualified notice under Treasury Regulation Section 1.1446-4(b). Brokers and nominees should treat one hundred percent (100.0%) of the Partnership’s distributions to non-U.S. investors as being attributable to income that is effectively connected with a United States trade or business. Accordingly, the Partnership’s distributions to non-U.S. investors are subject to federal income tax withholding at the highest applicable effective tax rate. About Westlake Chemical Partners LP Westlake

$0.3570 cents per share dividend declared payable on December 9, 2022 The Board of Directors of Westlake Corporation (NYSE:WLK) declared today a regular dividend distribution of $0.3570 per share for the third quarter of 2022. This dividend will be payable on December 9, 2022, to stockholders of record on November 25, 2022. This is the 73 rd successive quarterly dividend that Westlake has declared since completing its initial public offering in August 2004. About Westlake Westlake is a global manufacturer and supplier of materials and innovative products that enhance life every day. Headquartered in Houston, with operations in Asia, Europe and North America, we provide the building blocks for vital solutions — from housing and construction, to packaging and healthcare, to automotive and consumer. For more information, visit the Company's web site at www.westlake.com . View source version on businesswire.com: https://www.businesswire.com/news/home/20221110005925/en/ Media Inquiries:

Declared quarterly distribution of $0.4714 per unit; 33 rd consecutive quarterly distribution Westlake Chemical Partners LP (NYSE: WLKP) (the "Partnership") today reported net income attributable to the Partnership in the third quarter of 2022 of $14.8 million, or $0.42 per limited partner unit, an increase of $2.0 million compared to third quarter 2021 of $12.8 million. Volatile downstream demand lowered planned offtake, resulting in a $13.9 million buyer deficiency fee from Westlake Corporation ("Westlake"). The difference in net income for the third quarter of 2022 as compared to the third quarter of 2021 was primarily due to higher production at Westlake Chemical LP's ("OpCo") Petro 2 facility in Lake Charles, Louisiana, where production was impacted in the prior-period by a planned turnaround in the second half of 2021 and the buyer deficiency fee. These increases were partially offset by lower margins on third party ethylene sales and higher interest expense. Cash flows from

Westlake Corporation (NYSE: WLK) (the "Company" or "Westlake") today announced third quarter 2022 results. SUMMARY FINANCIAL HIGHLIGHTS ($ in millions except per share data)     Three Months Ended September 30,   Nine Months Ended September 30,     2022   2021   2022   2021                   Westlake Corporation                 Income from operations   $ 516   $ 861   $ 2,723   $ 1,927 Net income attributable to Westlake Corporation   $ 401   $ 607   $ 2,015   $ 1,371 Diluted earnings per common share   $ 3.10   $ 4.69  

$0.4714 cents per unit distribution declared payable on November 28, 2022 The Board of Directors of Westlake Chemical Partners GP LLC, the general partner of Westlake Chemical Partners LP (the "Partnership") (NYSE:WLKP), has declared a distribution of $0.4714 per unit. This is the 33rd quarterly distribution announced by the Partnership since its initial public offering. The distribution will be payable on November 28, 2022, to unit holders of record on November 10, 2022. This release is intended to be a qualified notice under Treasury Regulation Section 1.1446-4(b). Brokers and nominees should treat one hundred percent (100.0%) of the Partnership’s distributions to non-U.S. investors as being attributable to income that is effectively connected with a United States trade or business. Accordingly, the Partnership’s distributions to non-U.S. investors are subject to federal income tax withholding at the highest applicable effective tax rate. About Westlake Chemical Partners LP Westlake

Westlake Chemical Partners (NYSE: WLKP) will release its third quarter 2022 earnings prior to the market opening on Thursday, November 3, 2022. The company will host a conference call at 1:00 p.m. Eastern Time (12:00 p.m. Central Time) on the same day to discuss the earnings release. To access the conference by phone, it is necessary to pre-register at https://register.vevent.com/register/BIf58da988154b49dea6b2903159febb3b . Once registered, you will receive a phone number and unique PIN number. When you dial in, you will input the PIN number to be placed into the call. The conference call and replay will be available via webcast at https://edge.media-server.com/mmc/p/jcohy5gt and the earnings release can be obtained via the company's Web page at, https://investors.wlkpartners.com/corporate-profile/default.aspx . About Westlake Chemical Partners: Westlake Chemical Partners is a limited partnership formed by Westlake Corporation to operate, acquire and develop ethylene production

Westlake Corporation (NYSE: WLK) will release its third quarter 2022 earnings prior to the market opening on Thursday, November 3, 2022. The company will host a conference call at 11:00 a.m. Eastern Time (10:00 a.m. Central Time) on the same day to discuss the earnings release. To access the conference by phone, it is necessary to pre-register at https://register.vevent.com/register/BId53ccc41b34744e19fa224843ba1fcb6 . Once registered, you will receive a phone number and unique PIN number. When you dial in, you will input the PIN number to be placed into the call. The conference call and replay will be available via webcast at https://edge.media-server.com/mmc/p/phzpfjoh and the earnings release can be obtained via the company’s Web page at https://investors.westlake.com/news/default.aspx . About Westlake: Westlake is a global manufacturer and supplier of materials and innovative products that enhance life every day. Headquartered in Houston, with operations in Asia, Europe and North