CUSIP: 66704R100 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2014 | 4,805,853 | $83,526 | — | — |
| Q1 2014 | 2,814,675 | $45,429 | — | — |
| Q4 2013 | 1,155,352 | $15,540 | — | — |
| Q3 2013 | 1,054,228 | $9,783 | — | — |
| Q2 2013 | 1,497,200 | $13,624 | — | — |