CUSIP: 63934E108 Class: COMMON STOCK
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2014 | 1,957,593 | $64,424 | — | — |
| Q2 2014 | 1,957,593 | $73,371 | — | — |
| Q4 2013 | 1,808,922 | $69,083 | — | — |
| Q3 2013 | 3,439,061 | $125,457 | — | — |
| Q2 2013 | 3,439,061 | $95,468 | — | — |