CUSIP: 664397106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2014 | 1,475,895 | $78,990 | — | — |
| Q1 2014 | 486,237 | $22,124 | — | — |
| Q4 2013 | 476,009 | $20,178 | — | — |
| Q3 2013 | 1,452,294 | $59,907 | — | — |
| Q2 2013 | 452,294 | $19,005 | — | — |
| Q1 2013 | 448,694 | $19,500 | — | — |