Home/Filings/4/0001567619-21-015715
4//SEC Filing

Chao John Tsung-chen 4

Accession 0001567619-21-015715

CIK 0001262823other

Filed

Aug 15, 8:00 PM ET

Accepted

Aug 16, 1:56 PM ET

Size

8.3 KB

Accession

0001567619-21-015715

Insider Transaction Report

Form 4
Period: 2021-08-14
Transactions
  • Exercise/Conversion

    Common Stock

    2021-08-14+2,4006,196 total
  • Exercise/Conversion

    Restricted Stock Units

    2021-08-142,4000 total
    Common Stock (2,400 underlying)
Holdings
  • Common Stock

    (indirect: By LLC)
    93,405,554
Footnotes (3)
  • [F1]Restricted stock units convert into the Issuer's common stock on a one-for-one basis.
  • [F2]On August 14, 2020 the reporting person was granted 2,400 restricted stock units vesting on the first anniversary of the grant date.
  • [F3]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 his pecuniary interest therein.

Documents

1 file

Issuer

WESTLAKE CHEMICAL CORP

CIK 0001262823

Entity typeother

Related Parties

1
  • filerCIK 0001746472

Filing Metadata

Form type
4
Filed
Aug 15, 8:00 PM ET
Accepted
Aug 16, 1:56 PM ET
Size
8.3 KB