Ticker: NGS CUSIP: 63886Q109 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2015 | 8,216 | $183 | $21.48 | $18.28 - $24.21 |
| Q3 2015 | 9,566 | $185 | $20.31 | $18.37 - $22.64 |
| Q2 2015 | 10,845 | $247 | $23.06 | $19.10 - $25.82 |
| Q1 2015 | 11,747 | $226 | $19.65 | $17.69 - $23.12 |
| Q4 2014 | 15,482 | $357 | $23.39 | $20.44 - $26.73 |
| Q3 2014 | 23,817 | $573 | $28.91 | $23.00 - $33.65 |
| Q2 2014 | 20,826 | $689 | $30.73 | $28.13 - $34.48 |
| Q1 2014 | 11,497 | $347 | $29.49 | $25.23 - $34.59 |
| Q4 2013 | 4,758 | $131 | $27.72 | $24.44 - $30.62 |
| Q3 2013 | 2,605 | $70 | $25.86 | $23.52 - $27.95 |