CUSIP: 637071101 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2014 | 39,604 | $2,595 | — | — |
| Q3 2014 | 44,518 | $3,388 | — | — |
| Q2 2014 | 44,993 | $3,705 | — | — |
| Q1 2014 | 45,867 | $3,572 | — | — |
| Q4 2013 | 46,651 | $3,710 | — | — |
| Q3 2013 | 47,775 | $3,732 | — | — |
| Q2 2013 | 48,234 | $3,323 | — | — |