CUSIP: 637138108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2015 | 2,980,408 | $33,619 | — | — |
| Q1 2015 | 3,442,054 | $37,071 | — | — |
| Q4 2014 | 3,361,358 | $35,378 | — | — |
| Q3 2014 | 3,684,629 | $35,778 | — | — |
| Q2 2014 | 3,800,969 | $40,214 | — | — |
| Q1 2014 | 3,585,616 | $37,470 | — | — |
| Q4 2013 | 1,351,610 | $15,314 | — | — |