Ticker: NAT CUSIP: G65773106 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2021 | 11,723 | $20 | $2.15 | $1.65 - $2.90 |
| Q3 2021 | 11,723 | $30 | $2.51 | $2.08 - $3.34 |
| Q2 2021 | 11,723 | $38 | $3.38 | $3.02 - $3.81 |
| Q1 2021 | 11,723 | $38 | $3.22 | $2.75 - $4.05 |
| Q4 2020 | 11,723 | $35 | $3.26 | $2.75 - $3.76 |
| Q3 2020 | 11,723 | $41 | $4.17 | $3.33 - $4.78 |
| Q2 2020 | 2,746 | $11 | $4.74 | $3.18 - $9.00 |
| Q1 2020 | 2,746 | $12 | $3.61 | $2.30 - $5.28 |
| Q4 2019 | 2,746 | $14 | $3.81 | $2.10 - $5.17 |
| Q3 2019 | 2,746 | $6 | $2.02 | $1.66 - $2.43 |
| Q2 2019 | 2,746 | $6 | $2.15 | $1.83 - $2.76 |
| Q1 2019 | 2,746 | $6 | $2.11 | $1.81 - $2.38 |
| Q4 2018 | 2,746 | $5 | $2.60 | $1.96 - $3.47 |
| Q3 2018 | 2,746 | $6 | $2.30 | $1.95 - $2.99 |
| Q2 2018 | 2,746 | $7 | $2.21 | $1.82 - $3.00 |
| Q1 2018 | 2,746 | $5 | $2.29 | $1.82 - $2.68 |
| Q4 2017 | 2,746 | $7 | $4.14 | $2.45 - $5.84 |
| Q3 2017 | 2,746 | $15 | $5.49 | $4.41 - $6.65 |
| Q2 2017 | 2,746 | $17 | $7.03 | $5.43 - $8.61 |
| Q1 2017 | 2,746 | $22 | $8.27 | $7.65 - $9.32 |
| Q4 2016 | 2,746 | $23 | $8.89 | $7.51 - $10.07 |
| Q3 2016 | 2,896 | $29 | $11.62 | $9.77 - $14.30 |
| Q4 2015 | 196 | $3 | $15.16 | $13.64 - $16.88 |