CUSIP: 63910B102 Class: COMMON STOCK
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2017 | 20,500 | $274 | — | — |
| Q3 2017 | 27,900 | $472 | — | — |
| Q2 2017 | 31,900 | $611 | — | — |
| Q1 2017 | 32,350 | $590 | — | — |
| Q4 2016 | 25,400 | $470 | — | — |