| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | WLK | Common Stock | Options Exercise | $670K | +8.39K | +31.79% | $79.83 | 34.8K | May 17, 2022 | Direct | |
| transaction | WLK | Common Stock | Sale | -$1.14M | -8.39K | -24.12% | $136.24 | 26.4K | May 17, 2022 | Direct | F1 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | WLK | Employee Option (right to buy) | Options Exercise | $0 | -8.39K | -100% | $0.00* | 0 | May 17, 2022 | Common Stock | 8.39K | $79.83 | Direct | F2 |
| Id | Content |
|---|---|
| F1 | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $135.96 to $136.725, inclusive. The reporting person undertakes to provide to Westlake Corp., any security holder of Westlake 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. |
| F2 | The stock options are excercisable in three installments of 33%, 33% and 34% on February 15, 2020, 2021 and 2022. |