Ticker: NGS CUSIP: 63886Q109 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 976 | $33 | $29.70 | $25.36 - $34.47 |
| Q3 2025 | 976 | $27 | $25.41 | $22.48 - $28.73 |
| Q2 2025 | 976 | $25 | $22.21 | $16.55 - $27.54 |
| Q1 2025 | 976 | $21 | $25.04 | $20.01 - $29.42 |
| Q4 2024 | 976 | $26 | $23.22 | $18.21 - $28.20 |
| Q3 2024 | 976 | $19 | $19.78 | $16.52 - $22.59 |
| Q2 2024 | 976 | $20 | $21.72 | $17.81 - $24.97 |
| Q1 2020 | 2,857 | $13 | $9.28 | $2.59 - $13.00 |
| Q4 2019 | 3,369 | $41 | $11.66 | $10.44 - $12.91 |
| Q3 2019 | 3,369 | $43 | $13.56 | $10.11 - $16.51 |
| Q2 2019 | 2,066 | $34 | $16.22 | $14.71 - $18.54 |
| Q1 2019 | 2,066 | $36 | $17.65 | $15.90 - $19.02 |
| Q4 2018 | 1,772 | $29 | $18.94 | $15.26 - $20.99 |
| Q3 2018 | 1,772 | $37 | $21.85 | $20.28 - $24.24 |
| Q2 2018 | 1,772 | $42 | $23.87 | $21.47 - $26.42 |
| Q1 2018 | 2,098 | $50 | $26.44 | $22.81 - $29.04 |
| Q4 2017 | 3,263 | $85 | $26.38 | $23.89 - $29.04 |
| Q3 2017 | 3,627 | $104 | $24.49 | $22.26 - $29.24 |
| Q2 2017 | 3,126 | $77 | $26.24 | $22.26 - $28.69 |
| Q1 2017 | 3,126 | $81 | $27.74 | $23.30 - $33.05 |
| Q4 2016 | 3,051 | $99 | $27.19 | $20.43 - $34.13 |
| Q3 2016 | 1,933 | $46 | $24.06 | $21.50 - $26.46 |
| Q2 2016 | 1,933 | $43 | $22.14 | $19.61 - $25.27 |
| Q1 2016 | 1,933 | $42 | $18.82 | $15.79 - $22.57 |
| Q4 2015 | 1,933 | $44 | $21.48 | $18.28 - $24.21 |
| Q3 2015 | 1,933 | $38 | $20.31 | $18.37 - $22.64 |
| Q2 2015 | 1,933 | $43 | $23.06 | $19.10 - $25.82 |
| Q1 2015 | 1,933 | $37 | $19.65 | $17.69 - $23.12 |
| Q4 2014 | 1,933 | $44 | $23.39 | $20.44 - $26.73 |
| Q3 2014 | 1,933 | $47 | $28.91 | $23.00 - $33.65 |