Ticker: NPK CUSIP: 637215104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 2,529 | $322 | $104.80 | $91.28 - $120.49 |
| Q3 2025 | 2,529 | $271 | $106.18 | $94.71 - $117.46 |
| Q2 2025 | 2,529 | $244 | $87.38 | $77.63 - $100.17 |
| Q1 2025 | 2,529 | $222 | $95.29 | $85.21 - $103.93 |
| Q4 2024 | 2,529 | $249 | $80.38 | $69.80 - $99.07 |
| Q1 2024 | 2,529 | $212 | $79.07 | $73.97 - $84.29 |
| Q3 2020 | 2,529 | $207 | $87.32 | $81.09 - $95.66 |