Company Announcements

HOUSTON--(BUSINESS WIRE)--Feb. 10, 2026-- Westlake Chemical Partners (NYSE: WLKP) will release its fourth quarter and full year 2025 earnings prior to the market opening on Tuesday, February 24, 2026. 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-conf.media-server.com/register/BI75a6b835bd404a6196626a29eaf3bd8f. 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/tvh9ufjkand the earnings release can be obtained via the company's Web page at https://investors.wlkpartners.com.

About Westlake Chemical Partners:

Westlake Chemical Partners is a limited partnership formed by Westlake Corporation to operate, acquire and develop ethylene production facilities and other qualified assets. Headquartered in Houston, the Partnership owns an 22.8% interest in Westlake Chemical OpCo LP. Westlake Chemical OpCo LP's assets consist of three ethylene production facilities in Calvert City, Kentucky, and Lake Charles, Louisiana and an ethylene pipeline. For more information about Westlake Chemical Partners LP, please visit http://www.wlkpartners.com.

View source version on businesswire.com: https://www.businesswire.com/news/home/20260210891525/en/

For Further Information Contact:
Media Relations – L. Ben Ederington – 713.585.2900
Investor Relations – Steve Bender – 713.585.2900

Source: Westlake Chemical Partners