Ticker: NAT CUSIP: G65773106 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2021 | 294,100 | $956 | $3.22 | $2.75 - $4.05 |
| Q4 2020 | 320,889 | $947 | $3.26 | $2.75 - $3.76 |
| Q3 2020 | 335,962 | $1,173 | $4.17 | $3.33 - $4.78 |
| Q2 2020 | 324,055 | $1,316 | $4.74 | $3.18 - $9.00 |
| Q1 2020 | 309,253 | $1,401 | $3.61 | $2.30 - $5.28 |
| Q4 2019 | 204,657 | $1,007 | $3.81 | $2.10 - $5.17 |
| Q3 2019 | 109,192 | $236 | $2.02 | $1.66 - $2.43 |
| Q2 2019 | 106,421 | $249 | $2.15 | $1.83 - $2.76 |
| Q1 2019 | 93,621 | $189 | $2.11 | $1.81 - $2.38 |
| Q4 2018 | 93,621 | $187 | $2.60 | $1.96 - $3.47 |
| Q3 2018 | 93,621 | $196 | $2.30 | $1.95 - $2.99 |
| Q2 2018 | 96,521 | $259 | $2.21 | $1.82 - $3.00 |
| Q1 2018 | 69,100 | $134 | $2.29 | $1.82 - $2.68 |
| Q4 2017 | 69,100 | $170 | $4.14 | $2.45 - $5.84 |
| Q3 2017 | 69,100 | $369 | $5.49 | $4.41 - $6.65 |
| Q2 2017 | 69,100 | $438 | $7.03 | $5.43 - $8.61 |
| Q1 2017 | 69,100 | $565 | $8.27 | $7.65 - $9.32 |
| Q4 2016 | 81,800 | $687 | $8.89 | $7.51 - $10.07 |
| Q3 2016 | 148,100 | $1,497 | $11.62 | $9.77 - $14.30 |
| Q2 2016 | 199,500 | $2,771 | $14.56 | $13.04 - $16.05 |
| Q1 2016 | 181,900 | $2,563 | $13.31 | $9.86 - $15.45 |
| Q4 2015 | 204,200 | $3,173 | $15.16 | $13.64 - $16.88 |
| Q3 2015 | 190,800 | $2,900 | $14.89 | $12.21 - $17.31 |
| Q2 2015 | 178,500 | $2,540 | $12.81 | $11.11 - $14.88 |
| Q1 2015 | 258,300 | $2,784 | $10.57 | $9.08 - $11.98 |
| Q4 2014 | 258,300 | $2,784 | $8.58 | $6.89 - $10.34 |
| Q3 2014 | 129,800 | $1,032 | $8.73 | $7.89 - $9.44 |
| Q2 2014 | 89,000 | $848 | $8.56 | $7.84 - $9.85 |
| Q1 2014 | 89,000 | $756 | $10.10 | $9.07 - $12.34 |
| Q4 2013 | 89,000 | $863 | $8.27 | $7.43 - $9.72 |
| Q3 2013 | 91,773 | $756 | $8.35 | $7.23 - $10.24 |
| Q2 2013 | 69,573 | $527 | $8.57 | $6.85 - $11.30 |