CUSIP: 637071101 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2015 | 56,065 | $2,707 | — | — |
| Q1 2015 | 13,665 | $683 | — | — |
| Q4 2014 | 55,108 | $3,611 | — | — |
| Q3 2014 | 93,303 | $7,100 | — | — |
| Q2 2014 | 19,217 | $1,583 | — | — |
| Q1 2014 | 58,817 | $4,580 | — | — |
| Q4 2013 | 19,417 | $1,544 | — | — |