CUSIP: 670735109 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2014 | 10,320 | $238,908 | — | — |
| Q3 2014 | 10,320 | $245,100 | — | — |
| Q2 2014 | 11,620 | $285,852 | — | — |
| Q1 2014 | 17,720 | $415,888 | — | — |
| Q4 2013 | 17,720 | $410,040 | — | — |