CUSIP: 636220303 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 81,902 | $1,946 | — | — |
| Q4 2016 | 172,884 | $4,320 | — | — |
| Q3 2016 | 63,598 | $1,414 | — | — |
| Q2 2016 | 159,159 | $3,409 | — | — |
| Q1 2016 | 176,196 | $3,804 | — | — |
| Q4 2015 | 133,759 | $2,924 | — | — |
| Q3 2015 | 56,930 | $1,098 | — | — |
| Q2 2015 | 91,410 | $1,904 | — | — |