CUSIP: 637071101 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2020 | 459,777 | $6,313 | — | — |
| Q3 2020 | 834,159 | $7,558 | — | — |
| Q2 2020 | 341,831 | $4,188 | — | — |
| Q1 2020 | 3,575,501 | $35,148 | — | — |
| Q4 2019 | 3,220,278 | $80,668 | — | — |
| Q3 2019 | 3,338,097 | $70,767 | — | — |
| Q2 2019 | 3,399,183 | $75,564 | — | — |
| Q1 2019 | 3,508,237 | $93,460 | — | — |
| Q4 2018 | 3,745,275 | $96,252 | — | — |
| Q3 2018 | 3,815,940 | $164,391 | — | — |
| Q2 2018 | 3,974,582 | $172,496 | — | — |
| Q1 2018 | 4,116,265 | $151,521 | — | — |
| Q4 2017 | 4,231,564 | $152,421 | — | — |
| Q3 2017 | 4,304,720 | $153,807 | — | — |
| Q2 2017 | 4,409,365 | $145,245 | — | — |
| Q1 2017 | 4,520,630 | $181,232 | — | — |
| Q4 2016 | 4,608,706 | $172,550 | — | — |
| Q3 2016 | 9,027,039 | $331,653 | — | — |
| Q2 2016 | 12,169,858 | $409,516 | — | — |
| Q1 2016 | 14,534,846 | $452,036 | — | — |
| Q4 2015 | 14,537,272 | $486,853 | — | — |
| Q3 2015 | 13,427,330 | $505,540 | — | — |
| Q2 2015 | 6,371,697 | $307,625,531 | — | — |
| Q1 2015 | 6,380,282 | $318,950,296 | — | — |
| Q4 2014 | 5,678,213 | $372,093,298 | — | — |
| Q3 2014 | 5,760,369 | $438,363 | — | — |
| Q2 2014 | 6,757,899 | $556,513 | — | — |
| Q1 2014 | 7,735,767 | $602,384,176 | — | — |
| Q4 2013 | 7,756,556 | $616,878,899 | — | — |
| Q3 2013 | 7,786,701 | $608,219,216 | — | — |
| Q2 2013 | 8,356,895 | $575,790,067 | — | — |