CUSIP: 63713810 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2015 | 43,500 | $536 | — | — |
| Q3 2015 | 43,500 | $511 | — | — |
| Q2 2015 | 43,500 | $490 | — | — |
| Q1 2015 | 43,500 | $468 | — | — |
| Q4 2014 | 43,500 | $457 | — | — |
| Q3 2014 | 43,500 | $422 | — | — |
| Q2 2014 | 43,500 | $460 | — | — |
| Q1 2014 | 45,500 | $475 | — | — |
| Q4 2013 | 46,700 | $529 | — | — |
| Q3 2013 | 46,700 | $469 | — | — |
| Q2 2013 | 46,700 | $474 | — | — |