CUSIP: 637138108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2016 | 752,149 | $8,003 | — | — |
| Q4 2015 | 2,681,398 | $33,062 | — | — |
| Q3 2015 | 2,816,933 | $33,099 | — | — |
| Q2 2015 | 2,829,204 | $31,913 | — | — |
| Q1 2015 | 2,628,049 | $28,304 | — | — |
| Q4 2014 | 2,083,753 | $21,932 | — | — |
| Q3 2014 | 2,024,868 | $19,661 | — | — |
| Q2 2014 | 1,881,698 | $19,908 | — | — |
| Q1 2014 | 1,721,803 | $17,993 | — | — |
| Q4 2013 | 1,704,455 | $19,311 | — | — |
| Q3 2013 | 1,465,690 | $14,730 | — | — |
| Q2 2013 | 1,221,535 | $12,411 | — | — |