Ticker: NPK CUSIP: 637215104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 14,395 | $1,537 | $104.80 | $91.28 - $120.49 |
| Q3 2025 | 14,392 | $1,614 | $106.18 | $94.71 - $117.46 |
| Q2 2025 | 13,668 | $1,339 | $87.38 | $77.63 - $100.17 |
| Q1 2025 | 12,255 | $1,077 | $95.29 | $85.21 - $103.93 |
| Q4 2024 | 10,647 | $1,048 | $80.38 | $69.80 - $99.07 |
| Q3 2024 | 9,691 | $728 | $74.60 | $69.58 - $79.26 |
| Q2 2024 | 8,333 | $626 | $78.76 | $72.07 - $86.08 |
| Q1 2024 | 7,234 | $606 | $79.07 | $73.97 - $84.29 |
| Q4 2023 | 5,493 | $441 | $76.85 | $70.86 - $83.00 |
| Q3 2023 | 3,987 | $289 | $75.50 | $70.24 - $81.40 |
| Q2 2023 | 2,901 | $212 | $73.54 | $66.83 - $82.59 |
| Q4 2015 | 5,657 | $469 | $86.71 | $78.13 - $94.18 |
| Q3 2015 | 13,284 | $1,119 | $81.19 | $74.57 - $88.00 |
| Q2 2013 | 4,632 | $334 | $76.01 | $70.25 - $80.50 |