CUSIP: 637071101 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2014 | 27,110 | $1,777 | — | — |
| Q3 2014 | 29,465 | $2,242 | — | — |
| Q2 2014 | 29,430 | $2,424 | — | — |
| Q1 2014 | 32,975 | $2,568 | — | — |
| Q4 2013 | 45,501 | $3,619 | — | — |
| Q3 2013 | 46,277 | $3,615 | — | — |
| Q2 2013 | 45,227 | $3,116 | — | — |