CUSIP: 664397106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2014 | 619,610 | $33,162 | — | — |
| Q3 2014 | 521,931 | $23,122 | — | — |
| Q2 2014 | 562,719 | $26,600 | — | — |
| Q1 2014 | 660,372 | $30,047 | — | — |
| Q4 2013 | 394,928 | $16,741 | — | — |
| Q3 2013 | 831,738 | $34,309 | — | — |
| Q2 2013 | 676,685 | $28,434 | — | — |