CUSIP: 66704R100 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2014 | 636,714 | $11,066 | — | — |
| Q1 2014 | 504,431 | $8,142 | — | — |
| Q4 2013 | 375,827 | $5,055 | — | — |
| Q3 2013 | 454,140 | $4,214 | — | — |
| Q2 2013 | 462,570 | $4,209 | — | — |