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WESTLAKE CORP

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3555
SEC CIK
0001262823
Parsed reports
574

Last 12 months

Inside the activity.

0 purchase rows · 9 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 202500
Dec 202503
Jan 202600
Feb 202602
Mar 202602
Apr 202600
May 202600
Jun 202600
Jul 202600
Aug 202602
Sep 202600
Oct 202600

Latest available

Insider transactions

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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 dateOwner / reported roleActivity / securityShares / unitsReported priceReported valueDetails
August 14, 2021 Filed Aug 16, 2021 17:56 UTC Exercise / conversionCommon Stock 2,400 Not disclosed Not disclosed
Disclosure

SEC source: 0001567619-21-015717 · doc1.xml · nonDerivative · entry 1

Graff Michael J · CIK 0001457009 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,669

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 the Issuer's common stock on a one-for-one basis.

Read SEC document
August 14, 2021 Filed Aug 16, 2021 17:58 UTC Exercise / conversionRestricted Stock Units · Derivative 2,400 $0.00 $0.00
Disclosure

SEC source: 0001567619-21-015723 · doc1.xml · derivative · entry 3

Lubel Kimberly S · CIK 0001448219 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,400 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 the Issuer's common stock on a one-for-one basis.

F3 · derivative.exercise_date: On August 14, 2020 the reporting person was granted 2,400 restricted stock units vesting on the first anniversary of the grant date.

F3 · derivative.expiration_date: On August 14, 2020 the reporting person was granted 2,400 restricted stock units vesting on the first anniversary of the grant date.

Read SEC document
August 14, 2021 Filed Aug 16, 2021 17:58 UTC Exercise / conversionCommon Stock 2,400 Not disclosed Not disclosed
Disclosure

SEC source: 0001567619-21-015723 · doc1.xml · nonDerivative · entry 1

Lubel Kimberly S · CIK 0001448219 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,180

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 the Issuer's common stock on a one-for-one basis.

Read SEC document
August 14, 2021 Filed Aug 16, 2021 18:01 UTC Exercise / conversionRestricted Stock Units · Derivative 2,400 $0.00 $0.00
Disclosure

SEC source: 0001567619-21-015731 · doc1.xml · derivative · entry 3

Sheets Jeffrey Wayne · CIK 0001447712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,400 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 the Issuer's common stock on a one-for-one basis.

F3 · derivative.exercise_date: On August 14, 2020 the reporting person was granted 2,400 restricted stock units vesting on the first anniversary of the grant date.

F3 · derivative.expiration_date: On August 14, 2020 the reporting person was granted 2,400 restricted stock units vesting on the first anniversary of the grant date.

Read SEC document
August 14, 2021 Filed Aug 16, 2021 18:01 UTC Exercise / conversionCommon Stock 2,400 Not disclosed Not disclosed
Disclosure

SEC source: 0001567619-21-015731 · doc1.xml · nonDerivative · entry 1

Sheets Jeffrey Wayne · CIK 0001447712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,286

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 the Issuer's common stock on a one-for-one basis.

Read SEC document
August 14, 2021 Filed Aug 16, 2021 13:58 UTC
Jenkins Dorothy CDirector · 10% owner
Exercise / conversionRestricted Stock Units · Derivative 2,400 $0.00 $0.00
Disclosure

SEC source: 0001567619-21-015720 · doc1.xml · derivative · entry 4

Jenkins Dorothy C · CIK 0001299504 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,400 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 the Issuer's common stock on a one-for-one basis.

F3 · derivative.exercise_date: On August 14, 2020 the reporting person was granted 2,400 restricted stock units vesting on the first anniversary of the grant date.

F3 · derivative.expiration_date: On August 14, 2020 the reporting person was granted 2,400 restricted stock units vesting on the first anniversary of the grant date.

Read SEC document
August 14, 2021 Filed Aug 16, 2021 13:58 UTC
Jenkins Dorothy CDirector · 10% owner
Exercise / conversionCommon Stock 2,400 Not disclosed Not disclosed
Disclosure

SEC source: 0001567619-21-015720 · doc1.xml · nonDerivative · entry 1

Jenkins Dorothy C · CIK 0001299504 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 72,015

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 the Issuer's common stock on a one-for-one basis.

Read SEC document
August 14, 2021 Filed Aug 16, 2021 18:00 UTC Exercise / conversionRestricted Stock Units · Derivative 2,400 $0.00 $0.00
Disclosure

SEC source: 0001567619-21-015727 · doc1.xml · derivative · entry 3

NORTHCUTT R BRUCE · CIK 0001307964 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,400 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 the Issuer's common stock on a one-for-one basis.

F3 · derivative.exercise_date: On August 14, 2020 the reporting person was granted 2,400 restricted stock units vesting on the first anniversary of the grant date.

F3 · derivative.expiration_date: On August 14, 2020 the reporting person was granted 2,400 restricted stock units vesting on the first anniversary of the grant date.

Read SEC document
August 14, 2021 Filed Aug 16, 2021 18:00 UTC Exercise / conversionCommon Stock 2,400 Not disclosed Not disclosed
Disclosure

SEC source: 0001567619-21-015727 · doc1.xml · nonDerivative · entry 1

NORTHCUTT R BRUCE · CIK 0001307964 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,710

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 the Issuer's common stock on a one-for-one basis.

Read SEC document
August 14, 2021 Filed Aug 16, 2021 17:59 UTC Exercise / conversionRestricted Stock Units · Derivative 2,400 $0.00 $0.00
Disclosure

SEC source: 0001567619-21-015725 · doc1.xml · derivative · entry 3

MCCOLLUM MARK A · CIK 0001215888 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,400 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 the Issuer's common stock on a one-for-one basis.

F3 · derivative.exercise_date: On August 14, 2020 the reporting person was granted 2,400 restricted stock units vesting on the first anniversary of the grant date.

F3 · derivative.expiration_date: On August 14, 2020 the reporting person was granted 2,400 restricted stock units vesting on the first anniversary of the grant date.

Read SEC document
August 14, 2021 Filed Aug 16, 2021 17:59 UTC Exercise / conversionCommon Stock 2,400 Not disclosed Not disclosed
Disclosure

SEC source: 0001567619-21-015725 · doc1.xml · nonDerivative · entry 1

MCCOLLUM MARK A · CIK 0001215888 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,183

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 the Issuer's common stock on a one-for-one basis.

Read SEC document
August 14, 2021 Filed Aug 16, 2021 17:56 UTC
Chao John Tsung-chenDirector · 10% owner
Exercise / conversionRestricted Stock Units · Derivative 2,400 $0.00 $0.00
Disclosure

SEC source: 0001567619-21-015715 · doc1.xml · derivative · entry 3

Chao John Tsung-chen · CIK 0001746472 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,400 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 the Issuer's common stock on a one-for-one basis.

F2 · derivative.exercise_date: On August 14, 2020 the reporting person was granted 2,400 restricted stock units vesting on the first anniversary of the grant date.

F2 · derivative.expiration_date: On August 14, 2020 the reporting person was granted 2,400 restricted stock units vesting on the first anniversary of the grant date.

Read SEC document
August 14, 2021 Filed Aug 16, 2021 17:56 UTC
Chao John Tsung-chenDirector · 10% owner
Exercise / conversionCommon Stock 2,400 Not disclosed Not disclosed
Disclosure

SEC source: 0001567619-21-015715 · doc1.xml · nonDerivative · entry 1

Chao John Tsung-chen · CIK 0001746472 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,196

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 the Issuer's common stock on a one-for-one basis.

Read SEC document
August 14, 2021 Filed Aug 16, 2021 17:57 UTC
Haas MariusDirector
Exercise / conversionRestricted Stock Units · Derivative 2,400 $0.00 $0.00
Disclosure

SEC source: 0001567619-21-015718 · doc1.xml · derivative · entry 3

Haas Marius · CIK 0001556683 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,400 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 the Issuer's common stock on a one-for-one basis.

F3 · derivative.exercise_date: On August 14, 2020 the reporting person was granted 2,400 restricted stock units vesting on the first anniversary of the grant date.

F3 · derivative.expiration_date: On August 14, 2020 the reporting person was granted 2,400 restricted stock units vesting on the first anniversary of the grant date.

Read SEC document
August 14, 2021 Filed Aug 16, 2021 17:57 UTC
Haas MariusDirector
Exercise / conversionCommon Stock 2,400 Not disclosed Not disclosed
Disclosure

SEC source: 0001567619-21-015718 · doc1.xml · nonDerivative · entry 1

Haas Marius · CIK 0001556683 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,286

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 the Issuer's common stock on a one-for-one basis.

Read SEC document
August 13, 2021 Filed Aug 16, 2021 17:55 UTC
Chao David Tsung-HungDirector · 10% owner
GrantRestricted Stock Units · Derivative 1,763 $0.00 $0.00
Disclosure

SEC source: 0001567619-21-015714 · doc1.xml · derivative · entry 3

Chao David Tsung-Hung · CIK 0001726418 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,763

Underlying: Common Stock · 1,763 shares

Expires not disclosed

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

F2 · derivative.exercise_date: All of the restricted stock units will vest on August 13, 2022.

F2 · derivative.expiration_date: All of the restricted stock units will vest on August 13, 2022.

Read SEC document
August 13, 2021 Filed Aug 16, 2021 14:15 UTC
Buesinger Robert F.EVP, Vinyl Products
GrantRestricted Stock Units · Derivative 7,051 $0.00 $0.00
Disclosure

SEC source: 0001567619-21-015747 · doc1.xml · derivative · entry 1

Buesinger Robert F. · CIK 0001488587 · EVP, Vinyl Products

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,051

Underlying: Common Stock · 7,051 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock.

F2 · derivative.exercise_date: All of the restricted stock units will vest on August 13, 2024.

F2 · derivative.expiration_date: All of the restricted stock units will vest on August 13, 2024.

Read SEC document
August 13, 2021 Filed Aug 16, 2021 17:56 UTC GrantRestricted Stock Units · Derivative 1,763 $0.00 $0.00
Disclosure

SEC source: 0001567619-21-015717 · doc1.xml · derivative · entry 2

Graff Michael J · CIK 0001457009 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,763

Underlying: Common Stock · 1,763 shares

Expires not disclosed

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

F2 · derivative.exercise_date: All of the restricted stock units will vest on August 13, 2022.

F2 · derivative.expiration_date: All of the restricted stock units will vest on August 13, 2022.

Read SEC document
August 13, 2021 Filed Aug 16, 2021 17:58 UTC GrantRestricted Stock Units · Derivative 1,763 $0.00 $0.00
Disclosure

SEC source: 0001567619-21-015723 · doc1.xml · derivative · entry 2

Lubel Kimberly S · CIK 0001448219 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,763

Underlying: Common Stock · 1,763 shares

Expires not disclosed

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

F2 · derivative.exercise_date: All of the restricted stock units will vest on August 13, 2022.

F2 · derivative.expiration_date: All of the restricted stock units will vest on August 13, 2022.

Read SEC document
August 13, 2021 Filed Aug 16, 2021 18:01 UTC GrantRestricted Stock Units · Derivative 1,763 $0.00 $0.00
Disclosure

SEC source: 0001567619-21-015731 · doc1.xml · derivative · entry 2

Sheets Jeffrey Wayne · CIK 0001447712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,763

Underlying: Common Stock · 1,763 shares

Expires not disclosed

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

F2 · derivative.exercise_date: All of the restricted stock units will vest on August 13, 2022.

F2 · derivative.expiration_date: All of the restricted stock units will vest on August 13, 2022.

Read SEC document
August 13, 2021 Filed Aug 16, 2021 13:58 UTC
Jenkins Dorothy CDirector · 10% owner
GrantRestricted Stock Units · Derivative 1,763 $0.00 $0.00
Disclosure

SEC source: 0001567619-21-015720 · doc1.xml · derivative · entry 3

Jenkins Dorothy C · CIK 0001299504 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,763

Underlying: Common Stock · 1,763 shares

Expires not disclosed

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

F2 · derivative.exercise_date: All of the restricted stock units will vest on August 13, 2022.

F2 · derivative.expiration_date: All of the restricted stock units will vest on August 13, 2022.

Read SEC document
August 13, 2021 Filed Aug 16, 2021 18:05 UTC GrantRestricted Stock Units · Derivative 588 $0.00 $0.00
Disclosure

SEC source: 0001567619-21-015737 · doc1.xml · derivative · entry 1

Zoeller Johnathan Stevan · CIK 0001803678 · VP and CAO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 588

Underlying: Common Stock · 588 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock.

F2 · derivative.exercise_date: All of the restricted stock units will vest on August 13, 2023.

F2 · derivative.expiration_date: All of the restricted stock units will vest on August 13, 2023.

Read SEC document
August 13, 2021 Filed Aug 16, 2021 18:02 UTC GrantRestricted Stock Units · Derivative 2,938 $0.00 $0.00
Disclosure

SEC source: 0001567619-21-015732 · doc1.xml · derivative · entry 1

Bender Mark Steven · CIK 0001330417 · EVP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,938

Underlying: Common Stock · 2,938 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock.

F2 · derivative.exercise_date: All of the restricted stock units will vest on August 13, 2024.

F2 · derivative.expiration_date: All of the restricted stock units will vest on August 13, 2024.

Read SEC document
August 13, 2021 Filed Aug 16, 2021 18:04 UTC
Ederington L. BenjaminSVP, GC, CAO and Secretary
GrantRestricted Stock Units · Derivative 2,938 $0.00 $0.00
Disclosure

SEC source: 0001567619-21-015735 · doc1.xml · derivative · entry 1

Ederington L. Benjamin · CIK 0001588279 · SVP, GC, CAO and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,938

Underlying: Common Stock · 2,938 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock.

F2 · derivative.exercise_date: All of the restricted stock units will vest on August 13, 2024.

F2 · derivative.expiration_date: All of the restricted stock units will vest on August 13, 2024.

Read SEC document
August 13, 2021 Filed Aug 16, 2021 18:00 UTC GrantRestricted Stock Units · Derivative 1,763 $0.00 $0.00
Disclosure

SEC source: 0001567619-21-015727 · doc1.xml · derivative · entry 2

NORTHCUTT R BRUCE · CIK 0001307964 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,763

Underlying: Common Stock · 1,763 shares

Expires not disclosed

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

F2 · derivative.exercise_date: All of the restricted stock units will vest on August 13, 2022.

F2 · derivative.expiration_date: All of the restricted stock units will vest on August 13, 2022.

Read SEC document
August 13, 2021 Filed Aug 16, 2021 17:59 UTC GrantRestricted Stock Units · Derivative 1,763 $0.00 $0.00
Disclosure

SEC source: 0001567619-21-015725 · doc1.xml · derivative · entry 2

MCCOLLUM MARK A · CIK 0001215888 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,763

Underlying: Common Stock · 1,763 shares

Expires not disclosed

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

F2 · derivative.exercise_date: All of the restricted stock units will vest on August 13, 2022.

F2 · derivative.expiration_date: All of the restricted stock units will vest on August 13, 2022.

Read SEC document
August 13, 2021 Filed Aug 16, 2021 17:57 UTC
Haas MariusDirector
GrantRestricted Stock Units · Derivative 1,763 $0.00 $0.00
Disclosure

SEC source: 0001567619-21-015718 · doc1.xml · derivative · entry 2

Haas Marius · CIK 0001556683 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,763

Underlying: Common Stock · 1,763 shares

Expires not disclosed

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

F2 · derivative.exercise_date: All of the restricted stock units will vest on August 13, 2022.

F2 · derivative.expiration_date: All of the restricted stock units will vest on August 13, 2022.

Read SEC document
August 11, 2021 Filed Aug 12, 2021 15:44 UTC
Chao AlbertDirector · President & CEO · 10% owner
PurchaseCommon Stock 3,000 $86.21 $258,630.00
Disclosure

SEC source: 0001567619-21-015170 · doc1.xml · nonDerivative · entry 1

Chao Albert · CIK 0001299403 · Director · President & CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 441,939

Read SEC document
May 21, 2021 Filed May 24, 2021 19:54 UTC
Kearns Roger L.EVP and COO
GiftCommon Stock 3,000 $0.00 $0.00
Disclosure

SEC source: 0001567619-21-011038 · doc1.xml · nonDerivative · entry 1

Kearns Roger L. · CIK 0001739128 · EVP and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,598

Read SEC document
May 15, 2021 Filed May 17, 2021 14:10 UTC Exercise / conversionRestricted Stock Units · Derivative 3,780 $0.00 $0.00
Disclosure

SEC source: 0001567619-21-010320 · doc1.xml · derivative · entry 2

Lubel Kimberly S · CIK 0001448219 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,780 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 the Issuer's common stock on a one-for-one basis.

F2 · derivative.exercise_date: On May 15, 2020 the reporting person was granted 3,780 restricted stock units vesting on the first anniversary of the grant date.

F2 · derivative.expiration_date: On May 15, 2020 the reporting person was granted 3,780 restricted stock units vesting on the first anniversary of the grant date.

Read SEC document
May 15, 2021 Filed May 17, 2021 14:10 UTC Exercise / conversionCommon Stock 3,780 Not disclosed Not disclosed
Disclosure

SEC source: 0001567619-21-010320 · doc1.xml · nonDerivative · entry 1

Lubel Kimberly S · CIK 0001448219 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,780

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 the Issuer's common stock on a one-for-one basis.

Read SEC document
May 10, 2021 Filed May 11, 2021 12:14 UTC
Buesinger Robert F.EVP, Vinyl Products
SaleCommon Stock 5,000 $105.00 $525,000.00
Disclosure

SEC source: 0001567619-21-009506 · doc1.xml · nonDerivative · entry 1

Buesinger Robert F. · CIK 0001488587 · EVP, Vinyl Products

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,217

Read SEC document
March 24, 2021 Filed Mar 25, 2022 14:14 UTC Exercise / conversionCommon Stock 4,000 $79.83 $319,320.00
Disclosure

SEC source: 0001567619-22-007463 · doc1.xml · nonDerivative · entry 1

Bender Mark Steven · CIK 0001330417 · EVP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 34,725

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 23, 2021 Filed Mar 24, 2022 16:19 UTC Exercise / conversionCommon Stock 3,000 $79.83 $239,490.00
Disclosure

SEC source: 0001567619-22-007422 · doc1.xml · nonDerivative · entry 1

Bender Mark Steven · CIK 0001330417 · EVP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,725

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 18, 2021 Filed Mar 18, 2021 17:56 UTC
Buesinger Robert F.EVP, Vinyl Products
GiftCommon Stock 82 $0.00 $0.00
Disclosure

SEC source: 0001567619-21-006620 · doc1.xml · nonDerivative · entry 1

Buesinger Robert F. · CIK 0001488587 · EVP, Vinyl Products

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,217

Read SEC document
March 12, 2021 Filed Mar 15, 2021 12:19 UTC Exercise / conversionEmployee Option (right to buy) · Derivative 5,000 $0.00 Strike: $61.87 $0.00
Disclosure

SEC source: 0001567619-21-006247 · doc1.xml · derivative · entry 6

Bender Mark Steven · CIK 0001330417 · EVP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 5,000 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.

F4 · 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 12, 2021 Filed Mar 15, 2021 12:19 UTC Exercise / conversionEmployee Option (right to buy) · Derivative 10,740 $0.00 Strike: $45.70 $0.00
Disclosure

SEC source: 0001567619-21-006247 · doc1.xml · derivative · entry 5

Bender Mark Steven · CIK 0001330417 · EVP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 10,740 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.

F3 · derivative.exercise_date: The stock options are excercisable in three installments of 33%, 33% and 34% on February 15, 2014, 2015 and 2016.

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March 12, 2021 Filed Mar 15, 2021 12:19 UTC SaleCommon Stock 5,820 $95.23 $554,238.60
Disclosure

SEC source: 0001567619-21-006247 · doc1.xml · nonDerivative · entry 4

Bender Mark Steven · CIK 0001330417 · EVP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,380

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $95.02 to $95.78, 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.

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March 12, 2021 Filed Mar 15, 2021 12:19 UTC SaleCommon Stock 9,920 $94.39 $936,348.80
Disclosure

SEC source: 0001567619-21-006247 · doc1.xml · nonDerivative · entry 3

Bender Mark Steven · CIK 0001330417 · EVP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,200

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $94.00 to $95.00, 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.

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March 12, 2021 Filed Mar 15, 2021 12:19 UTC Exercise / conversionCommon Stock 5,000 $61.87 $309,325.00
Disclosure

SEC source: 0001567619-21-006247 · doc1.xml · nonDerivative · entry 2

Bender Mark Steven · CIK 0001330417 · EVP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,120

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.

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March 12, 2021 Filed Mar 15, 2021 12:19 UTC Exercise / conversionCommon Stock 10,740 $45.70 $490,791.15
Disclosure

SEC source: 0001567619-21-006247 · doc1.xml · nonDerivative · entry 1

Bender Mark Steven · CIK 0001330417 · EVP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 42,120

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.

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March 09, 2021 Filed Mar 10, 2021 13:33 UTC Exercise / conversionEmployee Option (right to buy) · Derivative 15,995 $0.00 Strike: $61.87 $0.00
Disclosure

SEC source: 0001567619-21-005948 · doc1.xml · derivative · entry 5

Bender Mark Steven · CIK 0001330417 · EVP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,000

Underlying: Common Stock · 15,995 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.

F3 · derivative.exercise_date: The stock options are excercisable in three installments of 33%, 33% and 34% on February 17, 2018, 2019 and 2020.

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March 09, 2021 Filed Mar 10, 2021 13:33 UTC Exercise / conversionEmployee Option (right to buy) · Derivative 9,816 $0.00 Strike: $63.98 $0.00
Disclosure

SEC source: 0001567619-21-005948 · doc1.xml · derivative · entry 4

Bender Mark Steven · CIK 0001330417 · EVP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 9,816 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.

F2 · derivative.exercise_date: The stock options are excercisable in three installments of 33%, 33% and 34% on February 14, 2015, 2016 and 2017.

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March 09, 2021 Filed Mar 10, 2021 13:33 UTC SaleCommon Stock 25,811 $92.27 $2,381,630.01
Disclosure

SEC source: 0001567619-21-005948 · doc1.xml · nonDerivative · entry 3

Bender Mark Steven · CIK 0001330417 · EVP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,380

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $92.00 to $92.95, 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.

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March 09, 2021 Filed Mar 10, 2021 13:33 UTC Exercise / conversionCommon Stock 15,995 $61.87 $989,530.68
Disclosure

SEC source: 0001567619-21-005948 · doc1.xml · nonDerivative · entry 2

Bender Mark Steven · CIK 0001330417 · EVP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 57,191

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.

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March 09, 2021 Filed Mar 10, 2021 13:33 UTC Exercise / conversionCommon Stock 9,816 $63.98 $628,003.14
Disclosure

SEC source: 0001567619-21-005948 · doc1.xml · nonDerivative · entry 1

Bender Mark Steven · CIK 0001330417 · EVP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 41,196

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.

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March 08, 2021 Filed Mar 9, 2021 07:58 UTC
Buesinger Robert F.EVP, Vinyl Products
Exercise / conversionEmployee Option (right to buy) · Derivative 7,861 $0.00 Strike: $65.81 $0.00
Disclosure

SEC source: 0001567619-21-005878 · doc1.xml · derivative · entry 6

Buesinger Robert F. · CIK 0001488587 · EVP, Vinyl Products

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,961

Underlying: Common Stock · 7,861 shares

Expires 2030-02-14

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, 2021, 2022 and 2023.

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March 08, 2021 Filed Mar 9, 2021 07:58 UTC
Buesinger Robert F.EVP, Vinyl Products
Exercise / conversionEmployee Option (right to buy) · Derivative 8,652 $0.00 Strike: $61.87 $0.00
Disclosure

SEC source: 0001567619-21-005878 · doc1.xml · derivative · entry 5

Buesinger Robert F. · CIK 0001488587 · EVP, Vinyl Products

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 8,652 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.

F2 · derivative.exercise_date: The stock options are excercisable in three installments of 33%, 33% and 34% on February 17, 2018, 2019 and 2020.

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March 08, 2021 Filed Mar 9, 2021 07:58 UTC
Buesinger Robert F.EVP, Vinyl Products
SaleCommon Stock 7,861 $95.00 $746,795.00
Disclosure

SEC source: 0001567619-21-005878 · doc1.xml · nonDerivative · entry 4

Buesinger Robert F. · CIK 0001488587 · EVP, Vinyl Products

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,299

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March 08, 2021 Filed Mar 9, 2021 07:58 UTC
Buesinger Robert F.EVP, Vinyl Products
SaleCommon Stock 8,652 $92.50 $800,310.00
Disclosure

SEC source: 0001567619-21-005878 · doc1.xml · nonDerivative · entry 3

Buesinger Robert F. · CIK 0001488587 · EVP, Vinyl Products

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,160

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $92.50 to $92.52, 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.

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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.