SEC Form 4 · accession 0001140361-15-031651
WESTLAKE CORP · WLK
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Robert T Blakely
Director
Period of report
Aug 11, 2015
Accepted (ET)
Aug 13, 2015 · 4:06 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 11, 2015 | M | 1,776 | $12.255 | A | 16,756 | D | |
| Common Stock | Aug 11, 2015 | S | 5,143 | $63.00 | D | 11,613 | 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 | $12.255 | Aug 11, 2015 | M | 1,776 | D | — | Aug 20, 2019 | Common Stock | 1,776 | 0 | D |
Explanation of responses
- F1The stock options are exercisable in four installments of 25% each on August 20, 2010, 2011, 2012, and 2013, respectively.