CUSIP: 63937X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2015 | 14,553 | $19,355 | — | — |
| Q3 2015 | 32,423 | $73,924 | — | — |
| Q2 2015 | 12,539 | $20,188 | — | — |
| Q1 2015 | 3,611 | $5,741 | — | — |
| Q3 2014 | 10,593 | $13,983 | — | — |
| Q2 2014 | 1,982 | $2,933 | — | — |
| Q1 2014 | 372 | $621 | — | — |
| Q4 2013 | 1,793 | $3,712 | — | — |
| Q3 2013 | 32,855 | $87,066 | — | — |
| Q2 2013 | 42,280 | $112,888 | — | — |