CUSIP: 637071101 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2014 | 1,430,486 | $117,801 | — | — |
| Q1 2014 | 1,282,646 | $99,879 | — | — |
| Q4 2013 | 1,490,328 | $118,525 | — | — |
| Q3 2013 | 1,383,810 | $108,090 | — | — |
| Q2 2013 | 1,033,610 | $71,216 | — | — |