SEC Form 4 · accession 0001140361-17-007945
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
Feb 14, 2017
Accepted (ET)
Feb 16, 2017 · 4:19 pm 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 StockF1 | Feb 14, 2017 | M | 972 | — | A | 13,475 | D | |
| Common Stock | Feb 15, 2017 | F | 320 | $64.01 | D | 13,155 | D |
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 | — | Feb 14, 2017 | M | 972 | D | — | — | Common Stock | 972 | 0 | D |
Explanation of responses
- F1Restricted stock units convert into Issuer's common stock on a one-for-one basis.
- F2On February 14, 2014, the reporting person was granted 972 restricted stock units vesting on the third anniversary of the grant date.