CUSIP: 637071101 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2017 | 206,650 | $7,384 | — | — |
| Q2 2017 | 210,950 | $6,949 | — | — |
| Q1 2017 | 212,750 | $8,529 | — | — |
| Q4 2016 | 216,900 | $8,121 | — | — |
| Q3 2016 | 365,875 | $13,442 | — | — |
| Q2 2016 | 368,050 | $12,385 | — | — |
| Q1 2016 | 368,975 | $11,475 | — | — |
| Q4 2015 | 369,425 | $12,372 | — | — |
| Q3 2015 | 370,875 | $13,963 | — | — |
| Q2 2015 | 402,875 | $19,451 | — | — |
| Q1 2015 | 374,250 | $18,709 | — | — |
| Q4 2014 | 335,750 | $22,002 | — | — |
| Q3 2014 | 323,400 | $24,611 | — | — |
| Q2 2014 | 323,400 | $26,632 | — | — |
| Q1 2014 | 273,525 | $21,299 | — | — |
| Q4 2013 | 68,600 | $5,456 | — | — |
| Q3 2013 | 68,600 | $5,358 | — | — |