Ticker: NPK CUSIP: 637215104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2017 | 14,455 | $1,597 | $105.57 | $98.05 - $112.45 |
| Q1 2017 | 14,455 | $1,477 | $103.21 | $91.75 - $112.00 |
| Q4 2016 | 14,455 | $1,538 | $93.06 | $83.53 - $108.75 |
| Q3 2016 | 14,455 | $1,269 | $90.73 | $85.13 - $96.25 |
| Q2 2016 | 14,535 | $1,371 | $87.97 | $81.96 - $94.35 |
| Q1 2016 | 14,535 | $1,217 | $80.09 | $72.30 - $88.00 |
| Q4 2015 | 14,505 | $1,202 | $86.71 | $78.13 - $94.18 |
| Q3 2015 | 14,555 | $1,226 | $81.19 | $74.57 - $88.00 |
| Q2 2015 | 14,455 | $1,161 | $68.50 | $61.65 - $80.34 |
| Q1 2015 | 14,455 | $916 | $61.65 | $56.04 - $67.90 |
| Q4 2014 | 9,855 | $572 | $59.42 | $54.07 - $63.69 |
| Q3 2014 | 9,855 | $598 | $66.40 | $60.68 - $75.50 |