CUSIP: 636220303 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2015 | 555,000 | $11,561 | — | — |
| Q1 2015 | 2,227,900 | $41,662 | — | — |
| Q4 2014 | 2,229,000 | $41,482 | — | — |
| Q3 2014 | 2,700,000 | $45,603 | — | — |
| Q2 2014 | 2,908,000 | $50,599 | — | — |
| Q1 2014 | 3,008,000 | $42,112 | — | — |