SEC Form 4 · accession 0001140361-15-008700
WESTLAKE CORP · WLK
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
L. Benjamin Ederington
Officer — VP, General Counsel, Corp Secy
Period of report
Feb 20, 2015
Accepted (ET)
Feb 24, 2015 · 4:26 pm EST
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001262823
Table I — non-derivative securities
No Table I lines on this filing.
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 20, 2015 | A | 5,876 | A | — | Feb 20, 2025 | Common Stock | 5,876 | 5,876 | D |
| Restricted Stock UnitsF2,F3 | — | Feb 20, 2015 | A | 1,762 | A | — | — | Common Stock | 1,762 | 1,762 | D |
Explanation of responses
- F1The stock options are exercisable in three installments of 33%, 33%, and 34% on February 20, 2016, 2017 and 2018, respectively.
- F2Each restricted stock unit represents a contingent right to receive one share of Westlake Chemical Corporation common stock.
- F3The restricted stock units will vest three years from the date of grant (February 20, 2018).