CUSIP: 638904102 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2015 | 48,329 | $3,748 | — | — |
| Q1 2015 | 104,468 | $8,132 | — | — |
| Q4 2014 | 218,401 | $16,018 | — | — |
| Q3 2014 | 233,885 | $14,384 | — | — |
| Q2 2014 | 241,544 | $16,196 | — | — |
| Q1 2014 | 249,142 | $15,295 | — | — |
| Q4 2013 | 249,110 | $15,734 | — | — |
| Q3 2013 | 245,158 | $14,163 | — | — |
| Q2 2013 | 261,163 | $14,897 | — | — |