CUSIP: 670735109 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2015 | 171,975 | $3,906 | — | — |
| Q3 2015 | 173,200 | $3,880 | — | — |
| Q2 2015 | 178,775 | $4,056 | — | — |
| Q1 2015 | 183,100 | $4,264 | — | — |
| Q4 2014 | 187,500 | $4,341 | — | — |
| Q3 2014 | 192,775 | $4,578 | — | — |
| Q2 2014 | 192,900 | $4,745 | — | — |