CUSIP: 637071101 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2014 | 10,816,658 | $708,816 | — | — |
| Q3 2014 | 13,213,124 | $1,005,519 | — | — |
| Q2 2014 | 13,077,634 | $1,076,943 | — | — |
| Q1 2014 | 13,025,960 | $1,014,332 | — | — |
| Q4 2013 | 12,756,952 | $1,014,560 | — | — |
| Q3 2013 | 10,154,854 | $793,196 | — | — |
| Q2 2013 | 10,444,314 | $719,613 | — | — |