SEC Form 4 · accession 0001567619-19-004966
WESTLAKE CORP · WLK
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Robert F. Buesinger
Officer — EVP, Vinyl Products
Period of report
Feb 18, 2019
Accepted (ET)
Feb 20, 2019 · 1:45 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 | Feb 18, 2019 | M | 3,539 | — | A | 6,181 | D | |
| Common Stock | Feb 19, 2019 | F | 885 | $73.29 | D | 5,296 | D | |
| Common StockF3 | Feb 19, 2019 | F | 85 | $75.53 | D | 5,211 | D |
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 | — | Feb 18, 2019 | M | 3,539 | D | — | — | Common Stock | 3,539 | 0 | D |
Explanation of responses
- F1Restricted stock units convert into Issuer's shares of common stock on a one-for-one basis.
- F2On February 18, 2016, the reporting person was granted 3,539 restricted stock units vesting on the third anniversary of the grant date.
- F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $75.52 to $75.64, 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.