Ticker: NPK CUSIP: 637215104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2021 | 61 | $5 | $89.68 | $79.78 - $103.69 |
| Q2 2021 | 54 | $5 | $103.08 | $97.03 - $107.89 |
| Q2 2019 | 18,486 | $1,721 | $101.82 | $89.24 - $112.50 |
| Q1 2019 | 19,331 | $2,091 | $116.40 | $99.24 - $133.12 |
| Q4 2018 | 19,448 | $2,276 | $125.24 | $109.50 - $133.95 |
| Q3 2018 | 8,633 | $1,111 | $126.95 | $115.25 - $140.32 |
| Q2 2018 | 3,696 | $455 | $107.98 | $92.00 - $136.65 |
| Q1 2018 | 3,681 | $345 | $99.25 | $88.80 - $108.45 |
| Q4 2017 | 3,718 | $370 | $109.11 | $95.50 - $121.40 |
| Q3 2017 | 4,051 | $431 | $105.66 | $95.65 - $114.70 |
| Q3 2016 | 47,028 | $4,129 | $90.73 | $85.13 - $96.25 |
| Q2 2016 | 84,197 | $7,944 | $87.97 | $81.96 - $94.35 |
| Q1 2016 | 94,346 | $7,948 | $80.09 | $72.30 - $88.00 |
| Q4 2015 | 93,647 | $7,760 | $86.71 | $78.13 - $94.18 |
| Q3 2015 | 60,148 | $5,068 | $81.19 | $74.57 - $88.00 |
| Q2 2015 | 2,436 | $196 | $68.50 | $61.65 - $80.34 |