Filing Details
- Accession Number:
- 0001140361-17-042925
- Form Type:
- 4
- Zero Holdings:
- No
- Publication Time:
- 2017-11-15 09:48:14
- Reporting Period:
- 2017-11-13
- Accepted Time:
- 2017-11-15 09:48:14
- SEC Url:
- Form 4 Filing
Issuer
| Cik | Name | Symbol | Sector (SIC) | IRS No |
|---|---|---|---|---|
| 1262823 | Westlake Chemical Corp | WLK | Industrial Organic Chemicals (2860) | 760346924 |
Insiders
| Cik | Name | Reported Address | Insider Title | Director | Officer | Large Shareholder | Other |
|---|---|---|---|---|---|---|---|
| 1298504 | J George Mangieri | 2801 Post Oak Boulevard, Suite 600 Houston TX 77056 | Svp & Chief Accounting Officer | No | Yes | No | No |
Reported Non-Derivative Transactions
| Sec. Name | Acquisiton - Disposition | Date | Amount | Price | Remaning Holdings | Equity Swap Involved | Form Type | Code | Nature of Ownership | Explanation |
|---|---|---|---|---|---|---|---|---|---|---|
| Common Stock | Acquisiton | 2017-11-13 | 3,618 | $45.70 | 10,195 | No | 4 | M | Direct | |
| Common Stock | Acquisiton | 2017-11-13 | 3,028 | $63.98 | 13,223 | No | 4 | M | Direct | |
| Common Stock | Acquisiton | 2017-11-13 | 1,810 | $44.42 | 15,033 | No | 4 | M | Direct | |
| Common Stock | Acquisiton | 2017-11-13 | 2,010 | $68.09 | 17,043 | No | 4 | M | Direct | |
| Common Stock | Disposition | 2017-11-13 | 10,466 | $94.37 | 6,577 | No | 4 | S | Direct | |
| Common Stock | Disposition | 2017-11-13 | 2,915 | $94.70 | 3,662 | No | 4 | S | Direct |
| Equity Swap Involved | Form Type | Code | Nature of Ownership | Explanation |
|---|---|---|---|---|
| No | 4 | M | Direct | |
| No | 4 | M | Direct | |
| No | 4 | M | Direct | |
| No | 4 | M | Direct | |
| No | 4 | S | Direct | |
| No | 4 | S | Direct |
Reported Derivative Transactions
| Sec. Name | Sec. Type | Acquisiton - Disposition | Date | Amount | Price | Amount - 2 | Price - 2 |
|---|---|---|---|---|---|---|---|
| Common Stock | Employee Option (right to buy) | Disposition | 2017-11-13 | 3,618 | $0.00 | 3,618 | $45.70 |
| Common Stock | Employee Option (right to buy) | Disposition | 2017-11-13 | 3,028 | $0.00 | 3,028 | $63.98 |
| Common Stock | Employee Option (right to buy) | Disposition | 2017-11-13 | 1,810 | $0.00 | 1,810 | $44.42 |
| Common Stock | Employee Option (right to buy) | Disposition | 2017-11-13 | 2,010 | $0.00 | 2,010 | $68.09 |
| Remaning Holdings | Exercise Date | Expiration Date | Equity Swap Involved | Transaction Form Type | Transaction Code | Nature of Ownership |
|---|---|---|---|---|---|---|
| 0 | 2023-02-15 | No | 4 | M | Direct | |
| 0 | 2024-02-14 | No | 4 | M | Direct | |
| 3,675 | 2026-02-18 | No | 4 | M | Direct | |
| 1,036 | 2025-02-20 | No | 4 | M | Direct |
Footnotes
- The stock options are excercisable in three installments of 33%, 33% and 34% on February 15, 2014, 2015 and 2016, respectively.
- The stock options are excercisable in three installments of 33%, 33% and 34% on February 14, 2015, 2016 and 2017, respectively.
- The stock options are excercisable in three installments of 33%, 33% and 34% on February 18, 2017, 2018 and 2019, respectively.
- The stock options are excercisable in three installments of 33%, 33% and 34% on February 20, 2016, 2017 and 2018, respectively.
- In accordance with the Securities and Exchange Commission's No Action Letter dated June 25, 2008, we have aggregated the sales that occurred on November 13, 2017 for ease of reporting. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $94.00 to $94.70, inclusive. The reporting person undertakes to provide to Westlake Chemical Corp., any security holder of Westlake Chemical Corp. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (5) to this Form 4.
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