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

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 ☐ 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. 001-32260 Westlake Chemical Corporation (Exact name of Registrant as specified in its charter) Delaware 76-0346924 (State or other jurisdiction of ...

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 March 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. 001-32260 Westlake Chemical Corporation (Exact name of Registrant as specified in its charter) Delaware 76-0346924 (State or other jurisdiction of ...

Westlake Chemical Corp (NYSE:WLK) Q1 2021 Earnings Conference Call May 4, 2021 11:00 AM ET Company Participants Jeff Holy - VP & Treasurer Albert Chao - President, CEO & Director Mark Bender - EVP & CFO Conference Call Participants Aleksey Yefremov - KeyBanc Capital Markets David Begleiter - Deutsche Bank Robert Koort - Goldman Sachs Group Kevin McCarthy - Vertical Research Partners Angel Castillo - Morgan Stanley Michael Sison - Wells Fargo Securities Hassan Ahmed - Alembic Global Advisors Michael Leithead ...

| --- | --- | --- | --- | --- | --- | --- | |-----------------------|-------|-------|-------|-------|-------|-------| | | | | | | | | | | | | | | | | | First Quarter 2021 | | | | | | | | Earnings Presentation | | | | | | | | May 4, 2021 | | | | | | | Commitment to Social Responsibility and Advancing Sustainability Westlake's commitment to social responsibility and advancing sustainability is formed by the company's longstanding core values: Health, Safety & Environmental - The vigilant stewardship of the en ...

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, 2020 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. 001-32260 Westlake Chemical Corporation (Exact name of registrant as specified in its charter) Delaware 76-0346924 (State or other ju ...

Westlake Chemical Corporation (NYSE:WLK) Q4 2020 Results Conference Call February 23, 2021 11:00 AM ET Company Participants Jeff Holy - VP and Treasurer Albert Chao - President and CEO Steve Bender - EVP and CFO Conference Call Participants Steve Byrne - Bank of America Jeff Zekauskas - JP Morgan Bhavesh Lodaya - BMO Capital Markets David Begleiter - Deutsche Bank Mike Leithead - Barclays Mike Sison - Wells Fargo Frank Mitsch - Fermium Research Arun Viswanathan - RBC Capital Markets Hassan Ahmed - Alembic G ...

Fourth Quarter and Full Year 2020 Earnings Presentation February 23, 2021 Commitment to Social Responsibility and Advancing Sustainability Westlake's commitment to social responsibility and advancing sustainability is formed by the company's longstanding core values: Health, Safety & Environmental - The vigilant stewardship of the environment and sustainability are of utmost importance and at the forefront of everything we do. Our People - Support, develop and inspire our people to achieve their personal be ...

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, 2020 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. 001-32260 Westlake Chemical Corporation (Exact name of Registrant as specified in its charter) (State or other jurisdiction of incorporation o ...

Westlake Chemical Corporation (NYSE:WLK) Q3 2020 Earnings Conference Call November 3, 2020 11:00 AM ET Company Participants Jeff Holy - VP and Treasurer Albert Chao - President and CEO Steve Bender - EVP and CFO Conference Call Participants Bob Koort - Goldman Sachs Frank Mitsch - Fermium Research Mike Leithead - Barclays Alex Yefremov - KeyBanc Hassan Ahmed - Alembic Global Matt DeYoe - Bank of America Kevin McCarthy - Vertical Research David Begleiter - Deutsche Bank Arun Viswanathan - RBC Capital Markets ...