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New York Markets Open in:

Westlake Corp.

NYS: WLK

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After Hours

 --Quotes are delayed by 20 min

Jun 2, 2023, 4:12 p.m.

WLK
/zigman2/quotes/204882520/composite

$

113.01

Change

0.00 0.00%

Volume

Volume 99,910

Quotes are delayed by 20 min

/zigman2/quotes/204882520/composite

Previous close

$ 105.28

$ 113.01

Change

+7.73 +7.34%

Day low

Day high

$107.74

$114.05

Open

52 week low

52 week high

$81.29

$134.56

Open

Mark A. McCollum

Presently, Mark A. McCollum is President for Petris Technology, Inc. and Chief Financial Officer & Executive Vice President for Halliburton Group Canada, Inc. Mr. McCollum is also Member of The American Institute of Certified Public Accountants, Member of Financial Executives International, Member of Texas Society of Certified Public Accountants and Member of Institute of Management Accountants, Inc. and on the board of 7 other companies.

In his past career he held the position of Chairman for Star of Hope Mission, President, Chief Executive Officer & Director at Weatherford International plc, Chief Financial & Integration Officer, EVP at Halliburton Co. and Chief Accounting Officer & Senior Vice President of Halliburton Energy Services Group (a subsidiary of Halliburton Co.), Chief Financial Officer & Senior Vice President for Tenneco, Inc. and Audit Partner at Arthur Andersen LLP.

Mark A. McCollum received an undergraduate degree from Baylor University.

Transactions

Date Shares Transaction Value
08/13/2022 1,763   Derivative/Non-derivative trans. at $0 per share. 0
03/03/2022 3,000   Gift at $0 per share. 0
08/14/2021 2,400   Derivative/Non-derivative trans. at $0 per share. 0
08/16/2020 2,387   Derivative/Non-derivative trans. at $0 per share. 0
08/17/2019 1,409   Derivative/Non-derivative trans. at $0 per share. 0
05/18/2019 987   Derivative/Non-derivative trans. at $0 per share. 0

Officers and Executives

Mr. James Yuan Chao
Chairman
Mr. Yuan Chao
President, Chief Executive Officer & Director
Mr. Mark Steven Bender
Chief Financial Officer & Executive Vice President
Mr. Robert Ford Buesinger
Executive VP-Information Technology & Digital
Mr. Benjamin L. Ederington
CAO, EVP-Performance & Essential Materials
Mr. Jeff Holy
Vice President
Mr. Andrew Kenner
Senior Vice President-Chemical Manufacturing
Ms. Carolyn Chao Sabat
Director
Mr. David Tsung-Hung Chao
Non-Independent Director
Mr. John T. Chao
Non-Independent Director
Mr. Johnathan S. Zoeller
Chief Accounting Officer & Vice President
Ms. Catherine T. Chao
Independent Director
Ms. Kimberly S. Lubel
Independent Director
Mr. Michael J. Graff
Independent Director
Mr. R. Bruce Northcutt
Independent Director
Mr. Marius A. Haas
Independent Director
Mr. Jeffrey W. Sheets
Independent Director
Mr. Mark A. McCollum
Independent Director
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