CUSIP: 637071101 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2014 | 55,500 | $3,637 | — | — |
| Q3 2014 | 55,500 | $4,224 | — | — |
| Q2 2014 | 55,500 | $3,683 | — | — |
| Q1 2014 | 49,500 | $3,855 | — | — |
| Q4 2013 | 43,500 | $3,460 | — | — |
| Q3 2013 | 43,500 | $3,398 | — | — |
| Q2 2013 | 43,500 | $2,997 | — | — |