CUSIP: 66704R704 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2015 | 4,081,800 | $50,410 | — | — |
| Q2 2015 | 3,075,800 | $48,905 | — | — |
| Q1 2015 | 5,569,400 | $100,918 | — | — |
| Q4 2014 | 1,031,600 | $18,136 | — | — |
| Q3 2014 | 1,713,100 | $30,270 | — | — |