Ticker: NGS CUSIP: 63886Q109 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 60,764 | $2,045 | $29.70 | $25.36 - $34.47 |
| Q3 2025 | 41,439 | $1,160 | $25.41 | $22.48 - $28.73 |
| Q2 2025 | 14,175 | $366 | $22.21 | $16.55 - $27.54 |
| Q1 2025 | 14,194 | $312 | $25.04 | $20.01 - $29.42 |
| Q4 2024 | 11,791 | $316 | $23.22 | $18.21 - $28.20 |
| Q3 2024 | 22,079 | $422 | $19.78 | $16.52 - $22.59 |
| Q2 2024 | 36,266 | $730 | $21.72 | $17.81 - $24.97 |
| Q2 2021 | 18,481 | $190 | $9.89 | $8.77 - $11.52 |
| Q1 2021 | 24,386 | $230 | $9.42 | $7.92 - $10.65 |
| Q4 2019 | 17,700 | $217 | $11.66 | $10.44 - $12.91 |
| Q2 2019 | 15,037 | $248 | $16.22 | $14.71 - $18.54 |
| Q1 2019 | 23,789 | $412 | $17.65 | $15.90 - $19.02 |
| Q4 2018 | 26,392 | $434 | $18.94 | $15.26 - $20.99 |
| Q3 2018 | 18,551 | $391 | $21.85 | $20.28 - $24.24 |
| Q1 2018 | 9,676 | $231 | $26.44 | $22.81 - $29.04 |
| Q4 2017 | 12,724 | $333 | $26.38 | $23.89 - $29.04 |
| Q3 2017 | 28,617 | $813 | $24.49 | $22.26 - $29.24 |
| Q2 2017 | 52,819 | $1,313 | $26.24 | $22.26 - $28.69 |
| Q1 2017 | 39,571 | $1,031 | $27.74 | $23.30 - $33.05 |
| Q4 2016 | 41,371 | $1,330 | $27.19 | $20.43 - $34.13 |
| Q3 2016 | 41,371 | $1,017 | $24.06 | $21.50 - $26.46 |
| Q2 2016 | 44,597 | $1,021 | $22.14 | $19.61 - $25.27 |
| Q1 2016 | 44,716 | $967 | $18.82 | $15.79 - $22.57 |
| Q4 2015 | 36,346 | $811 | $21.48 | $18.28 - $24.21 |
| Q3 2015 | 24,722 | $477 | $20.31 | $18.37 - $22.64 |
| Q2 2015 | 36,187 | $826 | $23.06 | $19.10 - $25.82 |
| Q1 2015 | 21,687 | $417 | $19.65 | $17.69 - $23.12 |
| Q4 2014 | 32,220 | $742 | $23.39 | $20.44 - $26.73 |
| Q3 2014 | 33,299 | $802 | $28.91 | $23.00 - $33.65 |
| Q2 2014 | 14,332 | $474 | $30.73 | $28.13 - $34.48 |
| Q1 2014 | 8,135 | $246 | $29.49 | $25.23 - $34.59 |
| Q3 2013 | 27,699 | $742 | $25.86 | $23.52 - $27.95 |
| Q2 2013 | 19,641 | $462 | $21.33 | $18.17 - $23.75 |