Ticker: WLK CUSIP: 960413102 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2021 | 969 | $94 | $91.08 | $82.73 - $97.95 |
| Q3 2021 | 971 | $88 | $79.74 | $72.56 - $88.16 |
| Q2 2021 | 1,007 | $91 | $90.14 | $80.84 - $98.96 |
| Q1 2021 | 686 | $61 | $80.32 | $68.77 - $90.16 |
| Q4 2020 | 660 | $54 | $68.91 | $56.02 - $78.45 |
| Q3 2020 | 680 | $43 | $54.23 | $46.16 - $63.35 |
| Q2 2020 | 690 | $37 | $42.05 | $30.99 - $55.36 |
| Q1 2020 | 856 | $33 | $51.06 | $26.40 - $65.18 |
| Q4 2019 | 856 | $60 | $60.78 | $52.18 - $68.35 |
| Q3 2019 | 853 | $56 | $57.99 | $50.43 - $64.27 |
| Q2 2019 | 2,543 | $177 | $59.69 | $51.40 - $69.93 |
| Q1 2019 | 2,600 | $176 | $64.77 | $57.75 - $72.34 |
| Q4 2018 | 2,654 | $176 | $64.35 | $53.36 - $76.44 |
| Q3 2018 | 2,661 | $221 | $86.83 | $72.82 - $100.10 |
| Q2 2018 | 2,721 | $292,861 | $99.34 | $90.39 - $110.06 |
| Q1 2018 | 1,845 | $205,072 | $98.39 | $86.89 - $107.41 |
| Q4 2017 | 1,844 | $196 | $81.78 | $72.56 - $95.02 |
| Q3 2017 | 1,876 | $156 | $64.66 | $57.52 - $74.59 |
| Q2 2017 | 1,757 | $116 | $55.73 | $52.23 - $59.49 |
| Q1 2017 | 1,085 | $72 | $55.38 | $49.25 - $59.68 |
| Q4 2016 | 1,085 | $61 | $47.64 | $42.61 - $53.78 |
| Q3 2016 | 1,110 | $59 | $41.92 | $34.93 - $47.03 |
| Q2 2016 | 1,121 | $48 | $39.55 | $34.26 - $45.64 |
| Q1 2016 | 1,173 | $54 | $39.11 | $34.33 - $46.52 |
| Q4 2015 | 1,173 | $64 | $49.75 | $44.01 - $54.52 |
| Q3 2015 | 1,173 | $61 | $49.96 | $42.26 - $59.13 |
| Q2 2015 | 1,173 | $80 | $62.10 | $58.06 - $67.58 |
| Q1 2015 | 2,653 | $191 | $54.56 | $46.07 - $62.01 |
| Q4 2014 | 2,653 | $162 | $57.80 | $45.45 - $73.16 |
| Q3 2014 | 2,588 | $224 | $76.69 | $70.51 - $83.52 |
| Q2 2014 | 2,601 | $218 | $63.36 | $52.18 - $72.01 |
| Q1 2014 | 2,578 | $348 | $53.68 | $48.11 - $58.70 |
| Q4 2013 | 1,289 | $157 | $47.34 | $43.59 - $51.55 |
| Q3 2013 | 1,289 | $135 | $42.90 | $40.28 - $45.40 |
| Q2 2013 | 1,302 | $126 | $37.72 | $32.17 - $41.82 |