Ticker: NAT CUSIP: G65773106 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2020 | 74,794 | $221 | $3.26 | $2.75 - $3.76 |
| Q3 2020 | 99,413 | $347 | $4.17 | $3.33 - $4.78 |
| Q2 2020 | 85,947 | $349 | $4.74 | $3.18 - $9.00 |
| Q1 2020 | 68,494 | $310 | $3.61 | $2.30 - $5.28 |
| Q4 2019 | 25,691 | $126 | $3.81 | $2.10 - $5.17 |
| Q3 2019 | 20,195 | $44 | $2.02 | $1.66 - $2.43 |
| Q2 2019 | 65,728 | $154 | $2.15 | $1.83 - $2.76 |
| Q1 2019 | 22,911 | $46 | $2.11 | $1.81 - $2.38 |
| Q4 2018 | 52,954 | $106 | $2.60 | $1.96 - $3.47 |
| Q3 2018 | 26,187 | $55 | $2.30 | $1.95 - $2.99 |
| Q2 2018 | 26,821 | $72 | $2.21 | $1.82 - $3.00 |
| Q1 2018 | 29,671 | $58 | $2.29 | $1.82 - $2.68 |
| Q4 2017 | 19,411 | $48 | $4.14 | $2.45 - $5.84 |
| Q3 2017 | 12,127 | $65 | $5.49 | $4.41 - $6.65 |
| Q2 2017 | 22,476 | $142 | $7.03 | $5.43 - $8.61 |
| Q1 2017 | 14,482 | $118 | $8.27 | $7.65 - $9.32 |
| Q4 2016 | 13,557 | $114 | $8.89 | $7.51 - $10.07 |
| Q3 2016 | 20,075 | $203 | $11.62 | $9.77 - $14.30 |
| Q2 2016 | 21,905 | $304 | $14.56 | $13.04 - $16.05 |
| Q1 2016 | 25,962 | $366 | $13.31 | $9.86 - $15.45 |
| Q4 2015 | 131,255 | $2,040 | $15.16 | $13.64 - $16.88 |
| Q3 2015 | 126,363 | $1,921 | $14.89 | $12.21 - $17.31 |
| Q2 2015 | 18,788 | $267 | $12.81 | $11.11 - $14.88 |
| Q1 2015 | 22,247 | $265 | $10.57 | $9.08 - $11.98 |
| Q4 2014 | 18,200 | $183 | $8.58 | $6.89 - $10.34 |
| Q1 2014 | 10,443 | $103 | $10.10 | $9.07 - $12.34 |