CUSIP: 656844107 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2017 | 2,936,129 | $14,534 | — | — |
| Q3 2017 | 2,846,512 | $12,382 | — | — |
| Q2 2017 | 2,528,658 | $11,126 | — | — |
| Q1 2017 | 2,558,901 | $12,667 | — | — |
| Q4 2016 | 2,591,413 | $9,977 | — | — |
| Q3 2016 | 2,732,734 | $6,832 | — | — |
| Q2 2016 | 2,812,813 | $7,932 | — | — |
| Q1 2016 | 2,891,420 | $5,898 | — | — |
| Q4 2015 | 3,666,875 | $6,344 | — | — |
| Q3 2015 | 3,655,575 | $7,969 | — | — |
| Q2 2015 | 3,110,288 | $7,558 | — | — |
| Q1 2015 | 2,907,975 | $8,462 | — | — |
| Q4 2014 | 2,472,698 | $7,764 | — | — |
| Q3 2014 | 1,920,797 | $12,370 | — | — |
| Q2 2014 | 1,870,543 | $15,058 | — | — |
| Q1 2014 | 1,653,825 | $11,908 | — | — |
| Q4 2013 | 1,560,922 | $9,069 | — | — |
| Q3 2013 | 1,373,388 | $7,482 | — | — |
| Q2 2013 | 1,138,154 | $4,814 | — | — |