Ticker: NPK CUSIP: 637215104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 4,728 | $505 | $104.80 | $91.28 - $120.49 |
| Q3 2025 | 4,790 | $537 | $106.18 | $94.71 - $117.46 |
| Q2 2025 | 5,038 | $493 | $87.38 | $77.63 - $100.17 |
| Q1 2025 | 17,186 | $1,511 | $95.29 | $85.21 - $103.93 |
| Q4 2024 | 21,256 | $2,092 | $80.38 | $69.80 - $99.07 |
| Q1 2014 | 3,409 | $266 | $78.13 | $73.04 - $84.00 |
| Q4 2013 | 2,799 | $225 | $73.58 | $67.32 - $81.00 |