Ticker: NPK CUSIP: 637215104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 2,485 | $265 | $104.80 | $91.28 - $120.49 |
| Q3 2025 | 27,115 | $3,041 | $106.18 | $94.71 - $117.46 |
| Q2 2025 | 26,856 | $2,631 | $87.38 | $77.63 - $100.17 |
| Q1 2025 | 27,300 | $2,400 | $95.29 | $85.21 - $103.93 |
| Q4 2024 | 28,625 | $2,817 | $80.38 | $69.80 - $99.07 |