Ticker: WLK CUSIP: 960413102 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2018 | 4,002 | $431 | $99.34 | $90.39 - $110.06 |
| Q1 2018 | 1,854 | $206 | $98.39 | $86.89 - $107.41 |
| Q4 2017 | 5,683 | $605 | $81.78 | $72.56 - $95.02 |
| Q1 2016 | 3,066 | $142 | $39.11 | $34.33 - $46.52 |
| Q4 2015 | 3,066 | $167 | $49.75 | $44.01 - $54.52 |
| Q3 2015 | 1,626 | $84 | $49.96 | $42.26 - $59.13 |
| Q2 2015 | 1,626 | $112 | $62.10 | $58.06 - $67.58 |
| Q1 2015 | 700 | $50 | $54.56 | $46.07 - $62.01 |
| Q4 2014 | 700 | $43 | $57.80 | $45.45 - $73.16 |
| Q3 2014 | 700 | $61 | $76.69 | $70.51 - $83.52 |
| Q2 2014 | 400 | $34 | $63.36 | $52.18 - $72.01 |