Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Fiscal Year Ended December 31, 2021 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition Period from to Commission File No. 001-36567 Westlake Chemical Partners LP (Exact name of registrant as specified in its charter) Delaware 32-0436529 (State or other ju ...

Westlake Chemical Partners LP (NYSE:WLKP) Q4 2021 Earnings Conference Call February 22, 2022 1:00 PM ET Company Participants Albert Chao – President and Chief Executive Officer Jeff Holy – Vice President and Treasurer Steve Bender – Executive Vice President and Chief Financial Officer Conference Call Participants Steve Byrne – Bank of America Mike Leithead – Barclays Matthew Blair – Tudor Pickering Holt Operator Good afternoon. And thank you for standing by. Welcome to the Westlake Chemical Partners Fourth ...

Westlake Westlake Corporation Fourth Quarter 2021 Earnings Presentation February 22, 2022 Westlake Corporation 2021 Highlights Business Highlights Record fourth quarter and full-year 2021 results for sales, net income and EBITDA Re-segmentation of business to provide greater clarity and enhanced reporting of all businesses Housing and Infrastructure Products segment EBITDA of $534 million for 2021 Performance and Essential Materials segment EBITDA of $3,247 million for 2021 Announce $3.8 billion of acquisit ...

or UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2021 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition Period from to Commission File No. 001-36567 Westlake Chemical Partners LP (Exact name of registrant as specified in its charter) Delaware 32-0436529 (State or other jurisdictio ...

Westlake Chemical Partners LP (NYSE:WLKP) Q3 2021 Results Conference Call November 2, 2021 12:00 PM ET Company Participants Jeff Holy - VP and Treasurer Albert Chao - President and CEO Steve Bender - EVP and CFO Conference Call Participants Matthew Blair - Tudor, Pickering, Holt Operator Good morning. Thank you for standing by. Welcome to the Westlake Chemical Partners Third Quarter 2021 Earnings Conference Call. [Operator Instructions] As a reminder, this conference is being recorded today, November 2, 202 ...

| --- | --- | --- | --- | --- | --- | |-------|-----------------------|-------|-------|-------|-------| | | | | | | | | | | | | | | | | Third Quarter 2021 | | | | | | | | | | | | | | Earnings Presentation | | | | | | | | | | | | | | November 2, 2021 | | | | | Westlake Chemical Third Quarter 2021 Highlights $607 MM $4.69 $3.6 B $1.1 B 1 Business Highlights Business Highlights Westlake achieved record quarterly net income of $607 million and record EBITDA of $1.1 billion, anchored by strong margins across our ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2021 or For the Transition Period from to Commission File No. 001-36567 Westlake Chemical Partners LP (Exact name of registrant as specified in its charter) Delaware 32-0436529 (State or other jurisdiction of incorporation or organization) (I.R.S. Employer Identification No.) 2801 Post Oak Boulevard ...

Westlake Chemical Partners LP (NYSE:WLKP) Q2 2021 Earnings Conference Call August 3, 2021 1:00 PM ET Company Participants Jeff Holy - VP & Treasurer Albert Chao - President & CEO Mark Bender - EVP & CFO Conference Call Participants Michael Leithead - Barclays Bank Matthew Blair - Tudor, Pickering, Holt & Co. Operator Good afternoon. Thank you for standing by. Welcome to the Westlake Chemical Partners Second Quarter 2021 Earnings Conference Call. [Operator Instructions]. As a reminder, this conference is bei ...

Second Quarter 2021 Earnings Presentation August 3, 2021 Commitment to Corporate Social Responsibility is Formed by Five Longstanding Core Values | --- | --- | --- | --- | --- | |------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------- ...

| --- | |-------| | | | | Acquisition Significantly Expands Westlake's Leading Positions in Fast Growing Home Building Products • Acquisition of Boral Limited's North America building products business ('BNA') adds significant scale and product diversification to Westlake to broaden its leading Building Products business: – BNA has leading positions in Concrete & Clay Roofing, Decorative Stone, and Plastic Shutters; as well as strong positions in Stone Coated Metal Roofing, Texas Windows, and Premium Siding ...