CUSIP: 635309107 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2017 | 705,010 | $4,921 | — | — |
| Q2 2017 | 649,464 | $4,819 | — | — |
| Q3 2015 | 378,236 | $5,076 | — | — |
| Q3 2014 | 184,058 | $2,671 | — | — |
| Q2 2014 | 120,706 | $2,114 | — | — |
| Q1 2014 | 85,833 | $1,287 | — | — |
| Q4 2013 | 108,493 | $2,166 | — | — |