SEC Form 4 · accession 0001140361-15-033414
WESTLAKE CORP · WLK
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Michael J Graff
Director
Period of report
Aug 21, 2015
Accepted (ET)
Aug 25, 2015 · 4:43 pm EDT
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Restricted Stock UnitsF1,F2 | — | Aug 21, 2015 | A | 1,809 | A | — | Aug 21, 2025 | Common Stock | 1,809 | 1,809 | D |
Explanation of responses
- F1Each restricted stock unit represents a contingent right to receive one share of Issuer's common stock.
- F2The restricted stock units will vest in installments of 33%, 33% and 34% on August 21, 2016, 2017, and 2018, respectively.