CUSIP: 670977107 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2016 | 505,841 | $7,446 | — | — |
| Q4 2015 | 440,950 | $6,253 | — | — |
| Q3 2015 | 424,056 | $5,720 | — | — |
| Q2 2015 | 377,557 | $5,037 | — | — |
| Q1 2015 | 346,512 | $4,865 | — | — |
| Q4 2014 | 290,188 | $4,054 | — | — |