Ticker: NPK CUSIP: 637215104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2021 | 9,770 | $801 | $83.82 | $78.33 - $89.50 |
| Q3 2021 | 7,616 | $625 | $89.68 | $79.78 - $103.69 |
| Q4 2020 | 3,342 | $296 | $85.92 | $79.49 - $94.30 |
| Q3 2020 | 4,007 | $328 | $87.32 | $81.09 - $95.66 |
| Q2 2017 | 2,132 | $236 | $105.57 | $98.05 - $112.45 |