Ticker: NAT CUSIP: G65773106 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2020 | 15,280 | $69 | $3.61 | $2.30 - $5.28 |
| Q4 2018 | 12,182 | $24 | $2.60 | $1.96 - $3.47 |
| Q2 2018 | 10,836 | $29 | $2.21 | $1.82 - $3.00 |
| Q1 2018 | 30,833 | $60 | $2.29 | $1.82 - $2.68 |
| Q4 2017 | 22,109 | $54 | $4.14 | $2.45 - $5.84 |
| Q3 2017 | 10,239 | $55 | $5.49 | $4.41 - $6.65 |
| Q1 2017 | 13,469 | $110 | $8.27 | $7.65 - $9.32 |
| Q4 2016 | 14,178 | $119 | $8.89 | $7.51 - $10.07 |
| Q1 2016 | 14,765 | $208 | $13.31 | $9.86 - $15.45 |
| Q4 2015 | 13,266 | $206 | $15.16 | $13.64 - $16.88 |
| Q3 2015 | 36,116 | $549 | $14.89 | $12.21 - $17.31 |
| Q2 2015 | 78,145 | $1,112 | $12.81 | $11.11 - $14.88 |
| Q1 2015 | 43,593 | $519 | $10.57 | $9.08 - $11.98 |
| Q4 2014 | 92,436 | $931 | $8.58 | $6.89 - $10.34 |
| Q3 2014 | 106,719 | $848 | $8.73 | $7.89 - $9.44 |
| Q2 2014 | 13,148 | $125 | $8.56 | $7.84 - $9.85 |
| Q4 2013 | 10,438 | $101 | $8.27 | $7.43 - $9.72 |
| Q3 2013 | 11,403 | $94 | $8.35 | $7.23 - $10.24 |
| Q2 2013 | 11,845 | $90 | $8.57 | $6.85 - $11.30 |