Dorothy Jenkins - Aug 13, 2021 Form 4 Insider Report for WESTLAKE CHEMICAL CORP (WLK)

Role
Director, 10%+ Owner
Signature
Dorothy C. Jenkins by J Feng POA
Stock symbol
WLK
Transactions as of
Aug 13, 2021
Transactions value $
$0
Form type
4
Date filed
8/16/2021, 01:58 PM
Next filing
Aug 15, 2022

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction WLK Common Stock Options Exercise +2.4K +3.45% 72K Aug 14, 2021 Direct F1
holding WLK Common Stock 93.4M Aug 13, 2021 TTWF LP & TTWF GP LLC F4

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction WLK Restricted Stock Units Award $0 +1.76K $0.00 1.76K Aug 13, 2021 Common Stock 1.76K Direct F1, F2
transaction WLK Restricted Stock Units Options Exercise $0 -2.4K -100% $0.00* 0 Aug 14, 2021 Common Stock 2.4K Direct F1, F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Restricted stock units convert into the Issuer's common stock on a one-for-one basis.
F2 All of the restricted stock units will vest on August 13, 2022.
F3 On August 14, 2020 the reporting person was granted 2,400 restricted stock units vesting on the first anniversary of the grant date.
F4 92,010,554 shares of Issuer are held through TTWF LP, a Delaware limited partnership. 1,395,000 shares of the Issuer are held through TTWFGP LLC, a Delaware limited liability company that is the general partner of TTWF LP. Two trusts for the benefit of members of the Chao family, including the reporting person, are the managers of TTWFGP LLC. The limited partners of TTWF LP are five trusts, principally for the benefit of members of the Chao family, including the reporting person, and two corporations owned, indirectly or directly, by certain of these trusts and by other entities owned by members of the Chao family, including the reporting person. The reporting person disclaims beneficial ownership of the shares except to the extent of her pecuniary interest therein.