Ticker: NG CUSIP: 66987E206 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 39,945 | $0 | $9.27 | $7.67 - $10.90 |
| Q3 2025 | 39,945 | $0 | $6.12 | $4.07 - $9.06 |
| Q2 2025 | 23,564 | $0 | $3.74 | $2.26 - $5.06 |
| Q1 2025 | 82,156 | $0 | $3.22 | $2.80 - $3.60 |
| Q4 2024 | 82,156 | $0 | $3.53 | $3.17 - $4.22 |
| Q3 2024 | 82,156 | $0 | $4.25 | $3.26 - $4.88 |
| Q2 2024 | 82,156 | $0 | $3.32 | $2.75 - $4.20 |
| Q1 2024 | 82,156 | $0 | $2.82 | $2.23 - $3.89 |
| Q4 2023 | 23,564 | $0 | $3.75 | $3.25 - $4.35 |
| Q3 2023 | 23,564 | $0 | $4.20 | $3.78 - $4.67 |
| Q2 2023 | 9,557 | $0 | $5.38 | $3.84 - $6.68 |
| Q1 2023 | 9,557 | $0 | $6.09 | $5.31 - $6.98 |
| Q4 2022 | 13,561 | $0 | $5.33 | $4.29 - $6.41 |
| Q3 2022 | 13,561 | $64 | $4.63 | $4.06 - $5.24 |
| Q2 2022 | 13,561 | $65 | $6.25 | $4.78 - $8.36 |
| Q1 2022 | 13,561 | $111 | $7.04 | $5.97 - $8.13 |
| Q4 2021 | 13,561 | $93 | $7.30 | $6.40 - $8.35 |
| Q3 2021 | 13,561 | $94 | $7.40 | $6.48 - $8.84 |
| Q2 2021 | 13,561 | $109 | $9.42 | $7.85 - $10.45 |
| Q1 2021 | 16,528 | $143 | $9.12 | $8.01 - $10.44 |
| Q4 2020 | 32,092 | $310 | $10.56 | $9.66 - $11.92 |
| Q3 2020 | 32,359 | $385 | $9.75 | $7.96 - $12.10 |
| Q2 2020 | 32,748 | $299 | $10.13 | $7.27 - $12.85 |
| Q1 2020 | 61,524 | $451 | $8.55 | $4.65 - $9.80 |
| Q4 2019 | 32,406 | $288 | $6.92 | $6.01 - $9.21 |
| Q3 2019 | 30,317 | $185 | $6.56 | $5.40 - $7.95 |
| Q2 2019 | 47,459 | $278 | $4.27 | $3.69 - $5.92 |
| Q1 2019 | 47,648 | $199 | $3.94 | $3.42 - $4.50 |
| Q4 2018 | 47,624 | $185 | $3.95 | $3.62 - $4.33 |
| Q3 2018 | 47,251 | $175 | $4.03 | $3.41 - $4.68 |
| Q2 2018 | 47,232 | $210 | $4.69 | $4.15 - $5.05 |
| Q1 2018 | 47,403 | $207 | $4.01 | $3.59 - $4.72 |
| Q4 2017 | 47,661 | $187 | $3.98 | $3.35 - $4.31 |
| Q3 2017 | 48,038 | $199 | $4.32 | $3.91 - $4.70 |
| Q2 2017 | 48,138 | $217 | $4.30 | $3.78 - $5.08 |
| Q1 2017 | 48,267 | $234 | $5.29 | $4.40 - $6.21 |
| Q4 2016 | 48,765 | $224 | $4.52 | $3.79 - $5.65 |
| Q3 2016 | 48,887 | $272 | $6.22 | $5.05 - $7.29 |
| Q2 2016 | 50,380 | $306 | $5.97 | $4.85 - $6.79 |
| Q1 2016 | 51,181 | $259 | $4.60 | $3.50 - $5.57 |
| Q4 2015 | 51,450 | $215 | $3.84 | $3.05 - $4.60 |
| Q3 2015 | 51,298 | $185 | $3.37 | $2.65 - $3.88 |
| Q2 2015 | 52,272 | $180 | $3.80 | $2.90 - $4.25 |
| Q1 2015 | 53,172 | $154 | $3.50 | $2.72 - $4.14 |
| Q4 2014 | 53,262 | $156 | $2.82 | $2.33 - $3.20 |
| Q3 2014 | 53,527 | $162 | $3.75 | $3.02 - $4.40 |
| Q2 2014 | 28,345 | $118 | $3.54 | $2.91 - $4.40 |
| Q1 2014 | 28,505 | $102 | $3.41 | $2.54 - $4.62 |
| Q4 2013 | 29,198 | $74 | $2.27 | $2.04 - $2.58 |
| Q3 2013 | 29,874 | $69 | $2.61 | $1.90 - $3.46 |
| Q2 2013 | 25,153 | $53 | $2.49 | $1.90 - $3.68 |