Ticker: NPK CUSIP: 637215104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2020 | 110 | $10 | $85.05 | $68.17 - $97.90 |
| Q1 2020 | 238 | $17 | $84.26 | $66.60 - $93.99 |
| Q4 2019 | 1,141 | $101 | $87.02 | $80.39 - $92.37 |
| Q3 2019 | 1,951 | $174 | $90.44 | $82.38 - $97.82 |
| Q2 2019 | 959 | $89 | $101.82 | $89.24 - $112.50 |
| Q1 2019 | 861 | $93 | $116.40 | $99.24 - $133.12 |
| Q4 2018 | 1,136 | $133 | $125.24 | $109.50 - $133.95 |
| Q3 2018 | 17,627 | $2,285 | $126.95 | $115.25 - $140.32 |
| Q2 2018 | 15,841 | $1,964 | $107.98 | $92.00 - $136.65 |
| Q1 2018 | 20,700 | $1,941 | $99.25 | $88.80 - $108.45 |
| Q4 2017 | 6,508 | $647 | $109.11 | $95.50 - $121.40 |
| Q3 2017 | 4,987 | $531 | $105.66 | $95.65 - $114.70 |
| Q2 2017 | 2,709 | $301 | $105.57 | $98.05 - $112.45 |
| Q1 2017 | 2,219 | $223 | $103.21 | $91.75 - $112.00 |
| Q4 2016 | 824 | $88 | $93.06 | $83.53 - $108.75 |