CUSIP: 665531109 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2015 | 852,750 | $5,773 | — | — |
| Q1 2015 | 852,750 | $6,575 | — | — |
| Q4 2014 | 1,879,057 | $10,617 | — | — |
| Q3 2014 | 229,978 | $3,270 | — | — |
| Q2 2014 | 83,200 | $1,355 | — | — |
| Q1 2014 | 60,500 | $885 | — | — |
| Q4 2013 | 40,500 | $610 | — | — |