CUSIP: 640079109 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2014 | 26,390 | $1,591 | — | — |
| Q3 2014 | 29,890 | $1,599 | — | — |
| Q2 2014 | 46,405 | $2,466 | — | — |
| Q1 2014 | 82,235 | $4,253 | — | — |
| Q4 2013 | 81,650 | $3,492 | — | — |
| Q3 2013 | 99,599 | $3,915 | — | — |
| Q2 2013 | 147,629 | $4,690 | — | — |