CUSIP: 636375206 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2016 | 741,151 | $2,223 | — | — |
| Q1 2016 | 755,319 | $1,805 | — | — |
| Q4 2015 | 780,951 | $2,202 | — | — |
| Q3 2015 | 783,251 | $2,154 | — | — |
| Q2 2015 | 800,251 | $2,873 | — | — |
| Q1 2015 | 791,551 | $3,087 | — | — |