Ticker: NPK CUSIP: 637215104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2025 | 3,624 | $355 | $87.38 | $77.63 - $100.17 |
| Q1 2025 | 3,624 | $319 | $95.29 | $85.21 - $103.93 |
| Q4 2024 | 5,754 | $566 | $80.38 | $69.80 - $99.07 |
| Q3 2024 | 5,754 | $432 | $74.60 | $69.58 - $79.26 |
| Q2 2024 | 5,754 | $432 | $78.76 | $72.07 - $86.08 |
| Q1 2024 | 2,719 | $228 | $79.07 | $73.97 - $84.29 |
| Q1 2021 | 2,637 | $269 | $98.38 | $86.66 - $117.87 |
| Q4 2020 | 3,121 | $276 | $85.92 | $79.49 - $94.30 |
| Q3 2020 | 5,200 | $426 | $87.32 | $81.09 - $95.66 |
| Q2 2020 | 8,265 | $722 | $85.05 | $68.17 - $97.90 |
| Q3 2016 | 4,600 | $404 | $90.73 | $85.13 - $96.25 |
| Q2 2016 | 4,900 | $462 | $87.97 | $81.96 - $94.35 |
| Q1 2016 | 4,900 | $410 | $80.09 | $72.30 - $88.00 |
| Q4 2015 | 4,541 | $376 | $86.71 | $78.13 - $94.18 |
| Q3 2015 | 5,100 | $430 | $81.19 | $74.57 - $88.00 |
| Q4 2014 | 4,663 | $271 | $59.42 | $54.07 - $63.69 |
| Q3 2014 | 6,667 | $405 | $66.40 | $60.68 - $75.50 |
| Q3 2013 | 3,300 | $232 | $72.80 | $68.50 - $77.50 |