Ticker: NPK CUSIP: 637215104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2025 | 2,128 | $239 | $106.18 | $94.71 - $117.46 |
| Q2 2025 | 3,848 | $377 | $87.38 | $77.63 - $100.17 |
| Q1 2025 | 2,469 | $217 | $95.29 | $85.21 - $103.93 |
| Q4 2022 | 100 | $7 | $68.37 | $63.90 - $71.73 |
| Q2 2022 | 1,416 | $92 | $70.97 | $59.99 - $79.31 |
| Q1 2022 | 1,121 | $86 | $81.17 | $76.40 - $89.05 |
| Q2 2018 | 228 | $28 | $107.98 | $92.00 - $136.65 |
| Q1 2018 | 242 | $22 | $99.25 | $88.80 - $108.45 |