CUSIP: 63934E108 Class: COMMON STOCK
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2015 | 1,700,000 | $21,624 | — | — |
| Q2 2015 | 1,320,000 | $29,872 | — | — |
| Q1 2015 | 828,000 | $24,426 | — | — |
| Q4 2014 | 670,000 | $22,432 | — | — |
| Q3 2014 | 510,000 | $16,784 | — | — |
| Q2 2014 | 350,000 | $13,118 | — | — |
| Q1 2014 | 275,000 | $9,314 | — | — |