CUSIP: 637071101 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 80,060 | $4,002 | — | — |
| Q4 2014 | 154,660 | $10,135 | — | — |
| Q3 2014 | 154,660 | $11,770 | — | — |
| Q2 2014 | 159,460 | $13,132 | — | — |
| Q1 2014 | 159,460 | $12,417 | — | — |
| Q4 2013 | 151,860 | $12,077 | — | — |
| Q3 2013 | 114,600 | $8,951 | — | — |
| Q2 2013 | 29,900 | $2,060 | — | — |