CUSIP: 637138108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2016 | 6,597,491 | $70,203 | — | — |
| Q4 2015 | 6,597,491 | $81,348 | — | — |
| Q3 2015 | 6,597,491 | $77,521 | — | — |
| Q2 2015 | 6,552,713 | $73,915 | — | — |
| Q1 2015 | 6,275,931 | $67,592 | — | — |
| Q4 2014 | 6,329,668 | $66,621 | — | — |
| Q3 2014 | 5,714,915 | $55,493 | — | — |
| Q2 2014 | 5,482,292 | $58,003 | — | — |
| Q1 2014 | 5,119,916 | $53,502 | — | — |
| Q4 2013 | 5,072,965 | $57,477 | — | — |
| Q3 2013 | 5,044,592 | $50,698 | — | — |
| Q2 2013 | 5,002,063 | $50,821 | — | — |