Ticker: NPK CUSIP: 637215104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2016 | 13,920 | $1,313 | $87.97 | $81.96 - $94.35 |
| Q1 2016 | 12,561 | $1,052 | $80.09 | $72.30 - $88.00 |
| Q4 2015 | 14,076 | $1,166 | $86.71 | $78.13 - $94.18 |
| Q3 2015 | 12,763 | $1,075 | $81.19 | $74.57 - $88.00 |
| Q2 2015 | 8,770 | $704 | $68.50 | $61.65 - $80.34 |
| Q1 2015 | 8,542 | $541 | $61.65 | $56.04 - $67.90 |
| Q4 2014 | 8,155 | $473 | $59.42 | $54.07 - $63.69 |