Ticker: NGS CUSIP: 63886Q109 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2016 | 12,760 | $314 | $24.06 | $21.50 - $26.46 |
| Q2 2016 | 12,760 | $292 | $22.14 | $19.61 - $25.27 |
| Q1 2016 | 12,760 | $276 | $18.82 | $15.79 - $22.57 |
| Q4 2015 | 12,760 | $285 | $21.48 | $18.28 - $24.21 |
| Q3 2015 | 12,760 | $246 | $20.31 | $18.37 - $22.64 |
| Q2 2015 | 11,100 | $253 | $23.06 | $19.10 - $25.82 |
| Q1 2015 | 11,100 | $213 | $19.65 | $17.69 - $23.12 |
| Q4 2014 | 11,100 | $256 | $23.39 | $20.44 - $26.73 |
| Q3 2014 | 9,900 | $238 | $28.91 | $23.00 - $33.65 |
| Q2 2014 | 9,900 | $327 | $30.73 | $28.13 - $34.48 |
| Q1 2014 | 9,900 | $298 | $29.49 | $25.23 - $34.59 |