CUSIP: 670984103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 233,872 | $3,433 | — | — |
| Q4 2014 | 288,132 | $4,227 | — | — |
| Q3 2014 | 262,924 | $3,747 | — | — |
| Q2 2014 | 231,225 | $3,263 | — | — |
| Q1 2014 | 229,895 | $3,163 | — | — |
| Q4 2013 | 229,895 | $3,039 | — | — |
| Q3 2013 | 234,868 | $3,053 | — | — |