CUSIP: 637071101 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2015 | 439,593 | $14,722 | — | — |
| Q3 2015 | 535,593 | $20,165 | — | — |
| Q2 2015 | 561,593 | $27,114 | — | — |
| Q1 2015 | 611,593 | $30,571 | — | — |
| Q4 2014 | 596,593 | $39,095 | — | — |
| Q3 2014 | 571,593 | $43,498 | — | — |
| Q2 2014 | 556,493 | $45,827 | — | — |
| Q1 2014 | 571,493 | $44,502 | — | — |
| Q4 2013 | 606,493 | $48,234 | — | — |
| Q3 2013 | 606,493 | $47,373 | — | — |
| Q2 2013 | 546,493 | $37,653 | — | — |