Ticker: NPK CUSIP: 637215104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2025 | 6,052 | $593 | $87.38 | $77.63 - $100.17 |
| Q1 2025 | 10,957 | $963 | $95.29 | $85.21 - $103.93 |
| Q4 2024 | 13,247 | $1,304 | $80.38 | $69.80 - $99.07 |
| Q3 2024 | 15,164 | $1,139 | $74.60 | $69.58 - $79.26 |
| Q2 2024 | 14,917 | $1,121 | $78.76 | $72.07 - $86.08 |
| Q4 2021 | 10,429 | $855 | $83.82 | $78.33 - $89.50 |
| Q3 2021 | 4,330 | $355 | $89.68 | $79.78 - $103.69 |
| Q2 2021 | 2,349 | $239 | $103.08 | $97.03 - $107.89 |
| Q1 2021 | 2,565 | $262 | $98.38 | $86.66 - $117.87 |
| Q4 2020 | 8,040 | $711 | $85.92 | $79.49 - $94.30 |
| Q3 2020 | 7,020 | $575 | $87.32 | $81.09 - $95.66 |
| Q2 2020 | 6,481 | $566 | $85.05 | $68.17 - $97.90 |
| Q1 2020 | 8,225 | $582 | $84.26 | $66.60 - $93.99 |
| Q2 2019 | 15,680 | $1,463 | $101.82 | $89.24 - $112.50 |
| Q4 2015 | 9,871 | $818 | $86.71 | $78.13 - $94.18 |
| Q3 2015 | 6,121 | $516 | $81.19 | $74.57 - $88.00 |
| Q3 2014 | 8,167 | $496 | $66.40 | $60.68 - $75.50 |
| Q2 2014 | 11,162 | $813 | $71.81 | $67.09 - $77.75 |
| Q1 2014 | 5,604 | $437 | $78.13 | $73.04 - $84.00 |
| Q4 2013 | 12,427 | $1,000 | $73.58 | $67.32 - $81.00 |
| Q3 2013 | 8,585 | $604 | $72.80 | $68.50 - $77.50 |
| Q2 2013 | 6,398 | $461 | $76.01 | $70.25 - $80.50 |