Ticker: NGS CUSIP: 63886Q109 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 87 | $3 | $29.70 | $25.36 - $34.47 |
| Q3 2025 | 87 | $2 | $25.41 | $22.48 - $28.73 |
| Q2 2025 | 87 | $2 | $22.21 | $16.55 - $27.54 |
| Q1 2025 | 58 | $1 | $25.04 | $20.01 - $29.42 |
| Q4 2024 | 58 | $2 | $23.22 | $18.21 - $28.20 |
| Q3 2024 | 58 | $1 | $19.78 | $16.52 - $22.59 |
| Q3 2019 | 8,200 | $105 | $13.56 | $10.11 - $16.51 |
| Q2 2019 | 8,200 | $135 | $16.22 | $14.71 - $18.54 |
| Q1 2019 | 8,200 | $142 | $17.65 | $15.90 - $19.02 |
| Q4 2018 | 8,200 | $135 | $18.94 | $15.26 - $20.99 |
| Q3 2018 | 8,400 | $177 | $21.85 | $20.28 - $24.24 |
| Q2 2018 | 8,400 | $198 | $23.87 | $21.47 - $26.42 |
| Q1 2018 | 8,400 | $209 | $26.44 | $22.81 - $29.04 |
| Q4 2017 | 8,950 | $234 | $26.38 | $23.89 - $29.04 |
| Q3 2017 | 9,070 | $258 | $24.49 | $22.26 - $29.24 |
| Q2 2017 | 9,070 | $235 | $26.24 | $22.26 - $28.69 |
| Q1 2017 | 8,720 | $227 | $27.74 | $23.30 - $33.05 |
| Q4 2016 | 9,000 | $289 | $27.19 | $20.43 - $34.13 |
| Q3 2016 | 9,400 | $231 | $24.06 | $21.50 - $26.46 |
| Q2 2016 | 9,400 | $215 | $22.14 | $19.61 - $25.27 |
| Q1 2016 | 8,400 | $182 | $18.82 | $15.79 - $22.57 |
| Q3 2014 | 8,700 | $209 | $28.91 | $23.00 - $33.65 |
| Q2 2014 | 9,200 | $304 | $30.73 | $28.13 - $34.48 |
| Q1 2014 | 9,200 | $277 | $29.49 | $25.23 - $34.59 |
| Q4 2013 | 9,200 | $254 | $27.72 | $24.44 - $30.62 |
| Q3 2013 | 9,200 | $247 | $25.86 | $23.52 - $27.95 |
| Q2 2013 | 9,200 | $216 | $21.33 | $18.17 - $23.75 |