SEC Form 4 · accession 0001567619-19-000691
WESTLAKE CORP · WLK
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
David Tsung-Hung Chao
Director · 10% Owner
Period of report
Jan 5, 2019
Accepted (ET)
Jan 7, 2019 · 3:07 pm EST
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001262823
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1 | Jan 5, 2019 | M | 1,090 | — | A | 1,743 | D | |
| TTWFF3 | holding | — | — | — | 92,010,554 | I | TTWF LP & TTWFGP LLC |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Restricted Stock UnitsF1,F2 | — | Jan 5, 2019 | M | 1,090 | A | — | — | Common Stock | 1,090 | 0 | D |
Explanation of responses
- F1Restricted stock units convert into the Issuer's common stock on a one-for-one basis.
- F2On January 5, 2018 the reporting person was granted 1,090 restricted stock units vesting on the first anniversary of the grant date.
- F392,010,554 shares of Issuer are held through TTWF LP, a Delaware limited partnership. Two trusts for the benefit of members of the Chao family, including the reporting person, are the managers of TTWFGP LLC, a Delaware limited liability company that is the general partner of TTWF LP. 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.