Ticker: WLK CUSIP: 960413102 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2018 | 12,250 | $1,318 | $99.34 | $90.39 - $110.06 |
| Q1 2018 | 10,150 | $1,128 | $98.39 | $86.89 - $107.41 |
| Q4 2017 | 4,400 | $469 | $81.78 | $72.56 - $95.02 |