Ticker: NPK CUSIP: 637215104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 11 | $1 | $104.80 | $91.28 - $120.49 |
| Q3 2025 | 20 | $2 | $106.18 | $94.71 - $117.46 |
| Q2 2025 | 11 | $1 | $87.38 | $77.63 - $100.17 |
| Q1 2025 | 31 | $3 | $95.29 | $85.21 - $103.93 |
| Q4 2024 | 19 | $2 | $80.38 | $69.80 - $99.07 |
| Q3 2024 | 16 | $1 | $74.60 | $69.58 - $79.26 |
| Q2 2024 | 16 | $1 | $78.76 | $72.07 - $86.08 |
| Q4 2023 | 3 | $0 | $76.85 | $70.86 - $83.00 |
| Q3 2023 | 3 | $0 | $75.50 | $70.24 - $81.40 |
| Q2 2023 | 3 | $0 | $73.54 | $66.83 - $82.59 |
| Q1 2023 | 3 | $0 | $72.97 | $67.77 - $81.50 |
| Q2 2016 | 100 | $9 | $87.97 | $81.96 - $94.35 |
| Q1 2016 | 100 | $8 | $80.09 | $72.30 - $88.00 |
| Q4 2015 | 130 | $11 | $86.71 | $78.13 - $94.18 |