CUSIP: 637071101 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2018 | 12,034 | $518 | — | — |
| Q2 2018 | 11,899 | $516 | — | — |
| Q1 2018 | 12,164 | $447,757 | — | — |
| Q4 2017 | 10,949 | $394,383 | — | — |
| Q3 2017 | 14,349 | $512,690 | — | — |
| Q2 2017 | 14,774 | $486,656 | — | — |
| Q1 2017 | 16,275 | $609,369 | — | — |
| Q4 2016 | 16,275 | $609 | — | — |
| Q3 2016 | 20,726 | $761,469 | — | — |
| Q2 2016 | 20,926 | $704,157 | — | — |
| Q1 2016 | 17,976 | $559,050 | — | — |
| Q4 2015 | 22,976 | $769,462 | — | — |
| Q3 2015 | 50,691 | $1,908,547 | — | — |
| Q2 2015 | 50,646 | $2,445,228 | — | — |
| Q1 2015 | 53,622 | $2,680,554 | — | — |
| Q4 2014 | 68,037 | $4,458,451 | — | — |
| Q3 2014 | 89,695 | $6,825,772 | — | — |
| Q2 2014 | 566,134 | $46,621,164 | — | — |
| Q1 2014 | 573,501 | $44,658,523 | — | — |
| Q4 2013 | 566,577 | $45,059,869 | — | — |
| Q3 2013 | 667,768 | $52,159,358 | — | — |
| Q2 2013 | 674,245 | $46,455,481 | — | — |