Ticker: NPK CUSIP: 637215104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2025 | 5,340 | $1 | $87.38 | $77.63 - $100.17 |
| Q1 2025 | 3,527 | $0 | $95.29 | $85.21 - $103.93 |
| Q3 2024 | 4,526 | $0 | $74.60 | $69.58 - $79.26 |
| Q1 2024 | 2,964 | $0 | $79.07 | $73.97 - $84.29 |
| Q4 2021 | 4,873 | $400 | $83.82 | $78.33 - $89.50 |
| Q4 2019 | 2,965 | $262 | $87.02 | $80.39 - $92.37 |
| Q4 2018 | 4,872 | $570 | $125.24 | $109.50 - $133.95 |
| Q3 2018 | 4,200 | $545 | $126.95 | $115.25 - $140.32 |
| Q2 2016 | 12,539 | $1,183 | $87.97 | $81.96 - $94.35 |
| Q1 2016 | 23,481 | $1,966 | $80.09 | $72.30 - $88.00 |
| Q4 2015 | 23,780 | $1,970 | $86.71 | $78.13 - $94.18 |
| Q3 2015 | 7,900 | $666 | $81.19 | $74.57 - $88.00 |
| Q2 2015 | 4,400 | $353 | $68.50 | $61.65 - $80.34 |