Ticker: WLK CUSIP: 960413102 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2018 | 500 | $42 | $86.83 | $72.82 - $100.10 |
| Q1 2018 | 646 | $72 | $98.39 | $86.89 - $107.41 |
| Q4 2017 | 607 | $65 | $81.78 | $72.56 - $95.02 |