SEC Form 4 · accession 0001140361-18-010337
WESTLAKE CORP · WLK
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Lawrence E. Teel
Officer — EVP, Olefins
Period of report
Feb 26, 2018
Accepted (ET)
Feb 27, 2018 · 11:24 am 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 Stock | Feb 26, 2018 | M | 1,998 | $68.09 | A | 4,120 | D | |
| Common Stock | Feb 26, 2018 | M | 3,412 | $61.865 | A | 7,532 | D | |
| Common Stock | Feb 26, 2018 | M | 3,941 | $44.42 | A | 11,473 | D | |
| Common Stock | Feb 26, 2018 | S | 9,351 | $111.86 | D | 2,122 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Employee Option (right to buy)F1 | $68.09 | Feb 26, 2018 | M | 1,998 | D | — | Feb 20, 2025 | Common Stock | 1,998 | 0 | D |
| Employee Option (right to buy)F2 | $61.865 | Feb 26, 2018 | M | 3,412 | D | — | Feb 17, 2027 | Common Stock | 3,412 | 6,928 | D |
| Employee Option (right to buy)F3 | $44.42 | Feb 26, 2018 | M | 3,941 | D | — | Feb 18, 2026 | Common Stock | 3,941 | 4,060 | D |
Explanation of responses
- F1The stock options are excercisable in three installments of 33%, 33% and 34% on February 20, 2016, 2017 and 2018.
- F2The stock options are excercisable in three installments of 33%, 33% and 34% on February 17, 2018, 2019 and 2020.
- F3The stock options are excercisable in three installments of 33%, 33% and 34% on February 18, 2017, 2018 and 2019.