CUSIP: 637071101 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2018 | 1,782,100 | $65,599 | — | — |
| Q4 2017 | 2,111,633 | $76,061 | — | — |
| Q3 2017 | 2,857,133 | $102,085 | — | — |
| Q2 2017 | 2,924,733 | $96,340 | — | — |
| Q1 2017 | 3,078,833 | $123,430 | — | — |
| Q4 2016 | 3,282,833 | $122,909 | — | — |
| Q3 2016 | 3,506,800 | $128,839 | — | — |
| Q2 2016 | 3,590,800 | $120,830 | — | — |
| Q1 2016 | 3,686,800 | $114,659 | — | — |
| Q4 2015 | 3,823,600 | $128,052 | — | — |
| Q3 2015 | 3,790,113 | $142,697 | — | — |
| Q2 2015 | 3,780,250 | $182,510 | — | — |
| Q1 2015 | 605,300 | $30,258 | — | — |
| Q4 2014 | 412,300 | $27,018 | — | — |
| Q3 2014 | 170,300 | $12,959 | — | — |
| Q2 2014 | 48,800 | $4,018 | — | — |
| Q3 2013 | 1,970 | $153 | — | — |