Ticker: NGS CUSIP: 63886Q109 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 105,842 | $3,562 | $29.70 | $25.36 - $34.47 |
| Q3 2025 | 20,160 | $564 | $25.41 | $22.48 - $28.73 |
| Q2 2025 | 112,513 | $2,904 | $22.21 | $16.55 - $27.54 |
| Q1 2025 | 136,748 | $3,004 | $25.04 | $20.01 - $29.42 |
| Q4 2024 | 29,069 | $779 | $23.22 | $18.21 - $28.20 |
| Q3 2024 | 28,893 | $552 | $19.78 | $16.52 - $22.59 |
| Q2 2024 | 38,587 | $776 | $21.72 | $17.81 - $24.97 |
| Q1 2024 | 23,725 | $461 | $15.93 | $13.55 - $19.94 |
| Q4 2020 | 34,417 | $326 | $9.94 | $8.27 - $12.10 |
| Q3 2020 | 35,911 | $303 | $7.49 | $6.05 - $10.02 |
| Q2 2020 | 37,095 | $233 | $5.74 | $3.96 - $8.23 |
| Q1 2020 | 42,433 | $189 | $9.28 | $2.59 - $13.00 |
| Q4 2018 | 27,024 | $444 | $18.94 | $15.26 - $20.99 |
| Q3 2018 | 24,325 | $513 | $21.85 | $20.28 - $24.24 |
| Q2 2018 | 24,686 | $583 | $23.87 | $21.47 - $26.42 |
| Q1 2018 | 20,450 | $488 | $26.44 | $22.81 - $29.04 |
| Q4 2017 | 20,768 | $544 | $26.38 | $23.89 - $29.04 |
| Q3 2017 | 20,098 | $571 | $24.49 | $22.26 - $29.24 |
| Q2 2017 | 19,456 | $483 | $26.24 | $22.26 - $28.69 |
| Q1 2017 | 18,946 | $494 | $27.74 | $23.30 - $33.05 |
| Q4 2016 | 21,480 | $691 | $27.19 | $20.43 - $34.13 |
| Q3 2016 | 20,291 | $499 | $24.06 | $21.50 - $26.46 |
| Q2 2016 | 19,354 | $443 | $22.14 | $19.61 - $25.27 |
| Q1 2016 | 17,726 | $383 | $18.82 | $15.79 - $22.57 |
| Q4 2015 | 17,740 | $396 | $21.48 | $18.28 - $24.21 |
| Q3 2015 | 16,238 | $313 | $20.31 | $18.37 - $22.64 |
| Q2 2015 | 15,698 | $358 | $23.06 | $19.10 - $25.82 |
| Q1 2015 | 14,432 | $277 | $19.65 | $17.69 - $23.12 |
| Q4 2014 | 11,029 | $254 | $23.39 | $20.44 - $26.73 |
| Q3 2014 | 10,334 | $249 | $28.91 | $23.00 - $33.65 |
| Q2 2014 | 12,289 | $406 | $30.73 | $28.13 - $34.48 |
| Q1 2014 | 13,093 | $395 | $29.49 | $25.23 - $34.59 |
| Q4 2013 | 15,614 | $431 | $27.72 | $24.44 - $30.62 |
| Q3 2013 | 18,555 | $497 | $25.86 | $23.52 - $27.95 |
| Q2 2013 | 12,241 | $287 | $21.33 | $18.17 - $23.75 |