CUSIP: 637071101 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2016 | 61,569 | $2,305 | — | — |
| Q3 2016 | 61,569 | $2,262 | — | — |
| Q2 2016 | 61,569 | $2,072 | — | — |
| Q1 2016 | 35,807 | $1,114 | — | — |
| Q4 2015 | 35,807 | $1,199 | — | — |
| Q3 2015 | 56,405 | $2,124 | — | — |
| Q2 2015 | 56,405 | $2,723 | — | — |
| Q1 2015 | 59,030 | $2,951 | — | — |
| Q4 2014 | 46,426 | $3,042 | — | — |