Ticker: NPK CUSIP: 637215104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2021 | 997 | $81 | $89.68 | $79.78 - $103.69 |
| Q2 2021 | 997 | $101 | $103.08 | $97.03 - $107.89 |
| Q1 2021 | 997 | $101 | $98.38 | $86.66 - $117.87 |
| Q3 2020 | 300 | $24 | $87.32 | $81.09 - $95.66 |
| Q4 2017 | 223 | $22 | $109.11 | $95.50 - $121.40 |
| Q3 2017 | 57 | $6 | $105.66 | $95.65 - $114.70 |
| Q2 2017 | 12 | $1 | $105.57 | $98.05 - $112.45 |
| Q1 2017 | 12 | $1 | $103.21 | $91.75 - $112.00 |