CUSIP: 67073Y106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2013 | 507,228 | $11,975 | — | — |
| Q2 2013 | 353,930 | $8,304 | — | — |
| Q4 2012 | 4,769,913 | $86,526 | — | — |
| Q3 2012 | 6,444,915 | $116,073 | — | — |
| Q2 2012 | 7,759,965 | $136,420 | — | — |
| Q1 2012 | 9,149,804 | $147,495 | — | — |