CUSIP: 637071101 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2016 | 112,100 | $3,486 | — | — |
| Q4 2015 | 1,864,466 | $74,328 | — | — |
| Q3 2015 | 2,710,335 | $123,701 | — | — |
| Q2 2015 | 2,774,893 | $155,699 | — | — |
| Q1 2015 | 2,341,046 | $154,638 | — | — |
| Q4 2014 | 1,928,961 | $142,021 | — | — |
| Q3 2014 | 1,097,075 | $90,957 | — | — |
| Q2 2014 | 1,161,775 | $99,252 | — | — |
| Q1 2014 | 961,475 | $78,801 | — | — |
| Q4 2013 | 796,200 | $66,099 | — | — |
| Q3 2013 | 620,100 | $50,038 | — | — |