Ticker: NPK CUSIP: 637215104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2014 | 14 | $1 | $59.42 | $54.07 - $63.69 |
| Q3 2014 | 5 | $0 | $66.40 | $60.68 - $75.50 |
| Q2 2014 | 15 | $1 | $71.81 | $67.09 - $77.75 |
| Q1 2014 | 15 | $1 | $78.13 | $73.04 - $84.00 |