SEC Form 4 · accession 0001140361-16-077852
WESTLAKE CORP · WLK
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
George J Mangieri
Officer — VP & Chief Accounting Officer
Period of report
Aug 23, 2016
Accepted (ET)
Aug 25, 2016 · 4:29 pm EDT
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 | Aug 23, 2016 | M | 30,714 | $15.805 | A | 54,609 | D | |
| Common Stock | Aug 23, 2016 | S | 30,714 | $52.0009 | D | 23,895 | D | |
| Common Stock | Aug 24, 2016 | F | 5,696 | $51.93 | D | 18,199 | 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 | $15.805 | Aug 23, 2016 | M | 30,714 | D | — | Feb 23, 2017 | Common Stock | 30,714 | 0 | D |
Explanation of responses
- F1The stock options are exercisable in two equal installments on February 23, 2012 and August 23, 2016.