Ticker: NG CUSIP: 66987E206 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2018 | 4,300,010 | $18,619 | $4.01 | $3.59 - $4.72 |
| Q4 2017 | 4,300,000 | $16,899 | $3.98 | $3.35 - $4.31 |
| Q3 2017 | 4,300,000 | $17,716 | $4.32 | $3.91 - $4.70 |
| Q2 2017 | 4,417,276 | $20,143 | $4.30 | $3.78 - $5.08 |
| Q1 2017 | 4,417,276 | $21,512 | $5.29 | $4.40 - $6.21 |
| Q4 2016 | 6,169,264 | $28,132 | $4.52 | $3.79 - $5.65 |
| Q3 2016 | 7,454,529 | $41,745 | $6.22 | $5.05 - $7.29 |
| Q2 2016 | 7,454,529 | $45,622 | $5.97 | $4.85 - $6.79 |
| Q1 2016 | 7,643,909 | $38,525 | $4.60 | $3.50 - $5.57 |
| Q4 2015 | 7,643,909 | $32,181 | $3.84 | $3.05 - $4.60 |
| Q3 2015 | 7,518,919 | $27,143 | $3.37 | $2.65 - $3.88 |
| Q2 2015 | 7,518,919 | $25,715 | $3.80 | $2.90 - $4.25 |
| Q1 2015 | 7,179,134 | $21,250 | $3.50 | $2.72 - $4.14 |
| Q4 2014 | 7,151,434 | $21,097 | $2.82 | $2.33 - $3.20 |
| Q3 2014 | 4,132,965 | $12,523 | $3.75 | $3.02 - $4.40 |
| Q2 2014 | 2,893,426 | $12,181 | $3.54 | $2.91 - $4.40 |
| Q1 2014 | 2,384,391 | $8,608 | $3.41 | $2.54 - $4.62 |