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person · Reporting owner

Kenner Andrew

Disclosed activity across 2 companies

Tapewire entity
88298
SEC CIK
0001439749

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
WESTLAKE CORPWLK · Entity 3555SVP, OperationsFebruary 18, 2022February 22, 2022
Westlake Chemical Partners LPWLKP · Entity 5149SVP, Olefin Material & Corp PrAugust 12, 2024August 14, 2024

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

WESTLAKE CORP

Report date February 18, 2022 · Filed February 22, 2022

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Employee Option (right to buy)SEC Table II · derivative / convertible security · Conversion / exercise price $108.12 · Expires 2032-02-18Direct7,011 Reported balance After 2022-02-18 transaction · row 1 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 1 · 2022-02-18 · Grant · Acquired 7,011 · Balance 7,011

F1: The stock options are excercisable in three installments of 33%, 33% and 34% on February 18, 2023, 2024 and 2025, respectively.

Restricted Stock UnitsSEC Table II · derivative / convertible securityDirect2,218 Reported balance After 2022-02-18 transaction · row 2 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 2 · 2022-02-18 · Grant · Acquired 2,218 · Balance 2,218

F2: Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock.

F3: All of the restricted stock units will vest on February 18, 2025.

Filing footnotes · ownership attribution and instrument terms

F1: The stock options are excercisable in three installments of 33%, 33% and 34% on February 18, 2023, 2024 and 2025, respectively.

F2: Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock.

F3: All of the restricted stock units will vest on February 18, 2025.

Westlake Chemical Partners LP

Report date August 12, 2024 · Filed August 14, 2024

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common UnitsSEC Table I · non-derivativeDirect185,000 Reported balance After 2024-08-12 transaction · row 1
1 source row

Row 1 · 2024-08-12 · Purchase · Acquired 2,692 · Balance 185,000

F1: Weighted average price. These units were purchased in multiple transactions at prices ranging from $22.60 to $22.63 inclusive. The reporting person undertakes to provide the issuer, any security holder of the issuer, or the staff of the SEC, upon request, full information regarding the number of units purchase at each separate price within the range set forth above.

Filing footnotes · ownership attribution and instrument terms

F1: Weighted average price. These units were purchased in multiple transactions at prices ranging from $22.60 to $22.63 inclusive. The reporting person undertakes to provide the issuer, any security holder of the issuer, or the staff of the SEC, upon request, full information regarding the number of units purchase at each separate price within the range set forth above.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
February 14, 2020 Filed Feb 18, 2020 07:07 UTC WESTLAKE CORP WLK · Entity 3555 GrantRestricted Stock Units · Derivative 830 $0.00 $0.00
Disclosure

SEC source: 0001567619-20-004122 · doc1.xml · derivative · entry 3

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 830

Underlying: Common Stock · 830 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock.

F4 · derivative.exercise_date: All of these restricted stock units will vest on February 14, 2021.

F4 · derivative.expiration_date: All of these restricted stock units will vest on February 14, 2021.

Read SEC document
February 14, 2020 Filed Feb 18, 2020 07:07 UTC WESTLAKE CORP WLK · Entity 3555 GrantRestricted Stock Units · Derivative 3,572 $0.00 $0.00
Disclosure

SEC source: 0001567619-20-004122 · doc1.xml · derivative · entry 2

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,572

Underlying: Common Stock · 3,572 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock.

F3 · derivative.exercise_date: All of these restricted stock units will vest on February 14, 2023.

F3 · derivative.expiration_date: All of these restricted stock units will vest on February 14, 2023.

Read SEC document
February 14, 2020 Filed Feb 18, 2020 07:07 UTC WESTLAKE CORP WLK · Entity 3555 GrantEmployee Option (right to buy) · Derivative 15,112 $0.00 Strike: $65.81 $0.00
Disclosure

SEC source: 0001567619-20-004122 · doc1.xml · derivative · entry 1

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,112

Underlying: Common Stock · 15,112 shares

Expires 2030-02-14

F1 · derivative.exercise_date: The stock options are excercisable in three installments of 33%, 33% and 34% on February 14, 2021, 2022 and 2023, respectively.

Read SEC document
December 03, 2019 Filed Dec 3, 2019 14:02 UTC WESTLAKE CORP WLK · Entity 3555 Tax withholdingCommon Stock 1,350 $67.01 $90,460.13
Disclosure

SEC source: 0001567619-19-022524 · doc1.xml · nonDerivative · entry 2

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,468

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $67.01 to $66.83, inclusive. The reporting person undertakes to provide to Westlake Chemical Corp., any security holder of Westlake Chemical Corp. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

Read SEC document
December 01, 2019 Filed Dec 3, 2019 14:02 UTC WESTLAKE CORP WLK · Entity 3555 Exercise / conversionRestricted Stock Units · Derivative 3,330 $0.00 $0.00
Disclosure

SEC source: 0001567619-19-022524 · doc1.xml · derivative · entry 3

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,330 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Restricted stock units convert into Issuer's shares of common stock on a one-for-one basis.

F2 · derivative.exercise_date: On December 1, 2016, the reporting person was granted 3,330 restricted stock units vesting on the third anniversary of the grant date.

F2 · derivative.expiration_date: On December 1, 2016, the reporting person was granted 3,330 restricted stock units vesting on the third anniversary of the grant date.

Read SEC document
December 01, 2019 Filed Dec 3, 2019 14:02 UTC WESTLAKE CORP WLK · Entity 3555 Exercise / conversionCommon Stock 3,330 Not disclosed Not disclosed
Disclosure

SEC source: 0001567619-19-022524 · doc1.xml · nonDerivative · entry 1

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,818

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Restricted stock units convert into Issuer's shares of common stock on a one-for-one basis.

Read SEC document
February 19, 2019 Filed Feb 20, 2019 13:50 UTC WESTLAKE CORP WLK · Entity 3555 Tax withholdingCommon Stock 68 $75.58 $5,139.44
Disclosure

SEC source: 0001567619-19-004970 · doc1.xml · nonDerivative · entry 3

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,488

Read SEC document
February 19, 2019 Filed Feb 20, 2019 13:50 UTC WESTLAKE CORP WLK · Entity 3555 Tax withholdingCommon Stock 725 $73.29 $53,135.25
Disclosure

SEC source: 0001567619-19-004970 · doc1.xml · nonDerivative · entry 2

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,556

Read SEC document
February 18, 2019 Filed Feb 20, 2019 13:50 UTC WESTLAKE CORP WLK · Entity 3555 Exercise / conversionRestricted Stock Units · Derivative 2,844 $0.00 $0.00
Disclosure

SEC source: 0001567619-19-004970 · doc1.xml · derivative · entry 4

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,844 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Restricted stock units convert into Issuer's shares of common stock on a one-for-one basis.

F2 · derivative.exercise_date: On February 18, 2016, the reporting person was granted 2,844 restricted stock units vesting on the third anniversary of the grant date.

F2 · derivative.expiration_date: On February 18, 2016, the reporting person was granted 2,844 restricted stock units vesting on the third anniversary of the grant date.

Read SEC document
February 18, 2019 Filed Feb 20, 2019 13:50 UTC WESTLAKE CORP WLK · Entity 3555 Exercise / conversionCommon Stock 2,844 Not disclosed Not disclosed
Disclosure

SEC source: 0001567619-19-004970 · doc1.xml · nonDerivative · entry 1

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,281

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Restricted stock units convert into Issuer's shares of common stock on a one-for-one basis.

Read SEC document
February 15, 2019 Filed Feb 19, 2019 12:49 UTC WESTLAKE CORP WLK · Entity 3555 GrantRestricted Stock Units · Derivative 2,859 $0.00 $0.00
Disclosure

SEC source: 0001567619-19-004788 · doc1.xml · derivative · entry 2

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,859

Underlying: Common Stock · 2,859 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock.

F3 · derivative.exercise_date: All of the restricted stock units will vest on February 15, 2022.

F3 · derivative.expiration_date: All of the restricted stock units will vest on February 15, 2022.

Read SEC document
February 15, 2019 Filed Feb 19, 2019 12:49 UTC WESTLAKE CORP WLK · Entity 3555 GrantEmployee Option (right to buy) · Derivative 10,860 $0.00 Strike: $79.83 $0.00
Disclosure

SEC source: 0001567619-19-004788 · doc1.xml · derivative · entry 1

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,860

Underlying: Common Stock · 10,860 shares

Expires 2029-02-15

F1 · derivative.exercise_date: The stock options are excercisable in three installments of 33%, 33% and 34% on February 15, 2020, 2021 and 2022, respectively.

Read SEC document
March 09, 2018 Filed Mar 12, 2018 12:13 UTC WESTLAKE CORP WLK · Entity 3555 Exercise / conversionEmployee Option (right to buy) · Derivative 3,412 $0.00 Strike: $61.87 $0.00
Disclosure

SEC source: 0001140361-18-012990 · doc1.xml · derivative · entry 3

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,928

Underlying: Common Stock · 3,412 shares

Expires 2027-02-17

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_date: The stock options are excercisable in three installments of 33%, 33% and 34% on February 17, 2018, 2019 and 2020.

Read SEC document
March 09, 2018 Filed Mar 12, 2018 12:13 UTC WESTLAKE CORP WLK · Entity 3555 SaleCommon Stock 6,028 $120.00 $723,360.00
Disclosure

SEC source: 0001140361-18-012990 · doc1.xml · nonDerivative · entry 2

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,437

Read SEC document
March 09, 2018 Filed Mar 12, 2018 12:13 UTC WESTLAKE CORP WLK · Entity 3555 Exercise / conversionCommon Stock 3,412 $61.87 $211,083.38
Disclosure

SEC source: 0001140361-18-012990 · doc1.xml · nonDerivative · entry 1

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,465

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
March 05, 2018 Filed Mar 6, 2018 14:48 UTC WESTLAKE CORP WLK · Entity 3555 Exercise / conversionEmployee Option (right to buy) · Derivative 7,145 $0.00 Strike: $44.42 $0.00
Disclosure

SEC source: 0001140361-18-012222 · doc1.xml · derivative · entry 9

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,682

Underlying: Common Stock · 7,145 shares

Expires 2026-02-18

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_date: The stock options are excercisable in three installments of 33%, 33% and 34% on February 18, 2017, 2018 and 2019.

Read SEC document
March 05, 2018 Filed Mar 6, 2018 14:48 UTC WESTLAKE CORP WLK · Entity 3555 Exercise / conversionEmployee Option (right to buy) · Derivative 6,007 $0.00 Strike: $68.09 $0.00
Disclosure

SEC source: 0001140361-18-012222 · doc1.xml · derivative · entry 8

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 6,007 shares

Expires 2025-02-20

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_date: The stock options are excercisable in three installments of 33%, 33% and 34% on February 20, 2016, 2017 and 2018.

Read SEC document
March 05, 2018 Filed Mar 6, 2018 14:48 UTC WESTLAKE CORP WLK · Entity 3555 Exercise / conversionEmployee Option (right to buy) · Derivative 5,214 $0.00 Strike: $63.98 $0.00
Disclosure

SEC source: 0001140361-18-012222 · doc1.xml · derivative · entry 7

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 5,214 shares

Expires 2024-02-14

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: The stock options are excercisable in three installments of 33%, 33% and 34% on February 14, 2015, 2016 and 2017.

Read SEC document
March 05, 2018 Filed Mar 6, 2018 14:48 UTC WESTLAKE CORP WLK · Entity 3555 Exercise / conversionEmployee Option (right to buy) · Derivative 5,952 $0.00 Strike: $45.70 $0.00
Disclosure

SEC source: 0001140361-18-012222 · doc1.xml · derivative · entry 6

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 5,952 shares

Expires 2023-02-15

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: The stock options are excercisable in three installments of 33%, 33% and 34% on February 15, 2014, 2015 and 2016.

Read SEC document
March 05, 2018 Filed Mar 6, 2018 14:48 UTC WESTLAKE CORP WLK · Entity 3555 SaleCommon Stock 24,318 $110.61 $2,689,813.98
Disclosure

SEC source: 0001140361-18-012222 · doc1.xml · nonDerivative · entry 5

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,053

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $110.45 to $110.75, inclusive. The reporting person undertakes to provide to Westlake Chemical Corp., any security holder of Westlake Chemical Corp. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

Read SEC document
March 05, 2018 Filed Mar 6, 2018 14:48 UTC WESTLAKE CORP WLK · Entity 3555 Exercise / conversionCommon Stock 7,145 $44.42 $317,380.90
Disclosure

SEC source: 0001140361-18-012222 · doc1.xml · nonDerivative · entry 4

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,371

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
March 05, 2018 Filed Mar 6, 2018 14:48 UTC WESTLAKE CORP WLK · Entity 3555 Exercise / conversionCommon Stock 6,007 $68.09 $409,016.63
Disclosure

SEC source: 0001140361-18-012222 · doc1.xml · nonDerivative · entry 3

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,226

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
March 05, 2018 Filed Mar 6, 2018 14:48 UTC WESTLAKE CORP WLK · Entity 3555 Exercise / conversionCommon Stock 5,214 $63.98 $333,578.69
Disclosure

SEC source: 0001140361-18-012222 · doc1.xml · nonDerivative · entry 2

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,219

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
March 05, 2018 Filed Mar 6, 2018 14:48 UTC WESTLAKE CORP WLK · Entity 3555 Exercise / conversionCommon Stock 5,952 $45.70 $271,991.52
Disclosure

SEC source: 0001140361-18-012222 · doc1.xml · nonDerivative · entry 1

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,005

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
February 21, 2018 Filed Feb 22, 2018 09:29 UTC WESTLAKE CORP WLK · Entity 3555 Tax withholdingCommon Stock 456 $106.98 $48,782.88
Disclosure

SEC source: 0001140361-18-009523 · doc1.xml · nonDerivative · entry 2

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,053

Read SEC document
February 20, 2018 Filed Feb 22, 2018 09:29 UTC WESTLAKE CORP WLK · Entity 3555 Exercise / conversionRestricted Stock Units · Derivative 1,802 $0.00 $0.00
Disclosure

SEC source: 0001140361-18-009523 · doc1.xml · derivative · entry 3

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,802 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Restricted stock units convert into Issuer's shares of common stock on a one-for-one basis.

F2 · derivative.exercise_date: On February 20, 2015, the reporting person was granted 1,802 restricted stock units vesting on the third anniversary of the grant date.

F2 · derivative.expiration_date: On February 20, 2015, the reporting person was granted 1,802 restricted stock units vesting on the third anniversary of the grant date.

Read SEC document
February 20, 2018 Filed Feb 22, 2018 09:29 UTC WESTLAKE CORP WLK · Entity 3555 Exercise / conversionCommon Stock 1,802 Not disclosed Not disclosed
Disclosure

SEC source: 0001140361-18-009523 · doc1.xml · nonDerivative · entry 1

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,509

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Restricted stock units convert into Issuer's shares of common stock on a one-for-one basis.

Read SEC document
February 16, 2018 Filed Feb 20, 2018 14:03 UTC WESTLAKE CORP WLK · Entity 3555 GrantRestricted Stock Units · Derivative 1,924 $0.00 $0.00
Disclosure

SEC source: 0001140361-18-008971 · doc1.xml · derivative · entry 2

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,924

Underlying: Common Stock · 1,924 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock.

F3 · derivative.exercise_date: All of the restricted stock units will vest on February 16, 2021.

F3 · derivative.expiration_date: All of the restricted stock units will vest on February 16, 2021.

Read SEC document
February 16, 2018 Filed Feb 20, 2018 14:03 UTC WESTLAKE CORP WLK · Entity 3555 GrantEmployee Option (right to buy) · Derivative 7,168 $0.00 Strike: $107.75 $0.00
Disclosure

SEC source: 0001140361-18-008971 · doc1.xml · derivative · entry 1

Kenner Andrew · CIK 0001439749 · SVP - Chemical Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,168

Underlying: Common Stock · 7,168 shares

Expires 2028-02-16

F1 · derivative.exercise_date: The stock options are excercisable in three installments of 33%, 33% and 34% on February 16, 2019, 2020 and 2021, respectively.

Read SEC document
February 17, 2017 Filed Feb 22, 2017 16:10 UTC WESTLAKE CORP WLK · Entity 3555 GrantRestricted Stock Units · Derivative 2,647 $0.00 $0.00
Disclosure

SEC source: 0001140361-17-008562 · doc1.xml · derivative · entry 2

Kenner Andrew · CIK 0001439749 · VP - Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,647

Underlying: Common Stock · 2,647 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Westlake Chemical Corporation common stock.

F3 · derivative.exercise_date: The restricted stock units will vest 3 years from the date of grant (February 17, 2020).

F3 · derivative.expiration_date: The restricted stock units will vest 3 years from the date of grant (February 17, 2020).

Read SEC document
February 17, 2017 Filed Feb 22, 2017 16:10 UTC WESTLAKE CORP WLK · Entity 3555 GrantEmployee Option (right to buy) · Derivative 10,340 $0.00 Strike: $61.87 $0.00
Disclosure

SEC source: 0001140361-17-008562 · doc1.xml · derivative · entry 1

Kenner Andrew · CIK 0001439749 · VP - Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,340

Underlying: Common Stock · 10,340 shares

Expires 2027-02-17

F1 · derivative.exercise_date: The stock options are exercisable in three installments of 33%, 33% and 34% on February 17, 2018, 2019 and 2020, respectively.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 16:18 UTC WESTLAKE CORP WLK · Entity 3555 Tax withholdingCommon Stock 522 $64.01 $33,413.22
Disclosure

SEC source: 0001140361-17-007943 · doc1.xml · nonDerivative · entry 2

Kenner Andrew · CIK 0001439749 · VP - Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,707

Read SEC document
February 14, 2017 Filed Feb 16, 2017 16:18 UTC WESTLAKE CORP WLK · Entity 3555 Exercise / conversionRestricted Stock Units · Derivative 1,674 $0.00 $0.00
Disclosure

SEC source: 0001140361-17-007943 · doc1.xml · derivative · entry 3

Kenner Andrew · CIK 0001439749 · VP - Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,674 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Restricted stock units convert into Issuer's common stock on a one-for-one basis.

F2 · derivative.exercise_date: On February 14, 2014, the reporting person was granted 1,674 restricted stock units vesting on the third anniversary of the grant date.

F2 · derivative.expiration_date: On February 14, 2014, the reporting person was granted 1,674 restricted stock units vesting on the third anniversary of the grant date.

Read SEC document
February 14, 2017 Filed Feb 16, 2017 16:18 UTC WESTLAKE CORP WLK · Entity 3555 Exercise / conversionCommon Stock 1,674 Not disclosed Not disclosed
Disclosure

SEC source: 0001140361-17-007943 · doc1.xml · nonDerivative · entry 1

Kenner Andrew · CIK 0001439749 · VP - Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,229

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Restricted stock units convert into Issuer's common stock on a one-for-one basis.

Read SEC document
December 01, 2016 Filed Dec 5, 2016 16:07 UTC WESTLAKE CORP WLK · Entity 3555 GrantRestricted Stock Units · Derivative 3,330 $0.00 $0.00
Disclosure

SEC source: 0001140361-16-088818 · doc1.xml · derivative · entry 1

Kenner Andrew · CIK 0001439749 · VP - Manufacturing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,330

Underlying: Common Stock · 3,330 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Westlake Chemical Corporation common stock.

F2 · derivative.exercise_date: The restricted stock units will vest three years from the date of grant (December 1, 2019).

F2 · derivative.expiration_date: The restricted stock units will vest three years from the date of grant (December 1, 2019).

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Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.