Ticker: NAT CUSIP: G65773106 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2018 | 1,311 | $4 | $2.21 | $1.82 - $3.00 |
| Q1 2018 | 1,309 | $3 | $2.29 | $1.82 - $2.68 |
| Q4 2017 | 1,304 | $3 | $4.14 | $2.45 - $5.84 |
| Q3 2017 | 1,300 | $7 | $5.49 | $4.41 - $6.65 |
| Q2 2017 | 1,293 | $8 | $7.03 | $5.43 - $8.61 |
| Q1 2017 | 1,281 | $10 | $8.27 | $7.65 - $9.32 |
| Q4 2016 | 1,272 | $11 | $8.89 | $7.51 - $10.07 |
| Q3 2016 | 903 | $9 | $11.62 | $9.77 - $14.30 |
| Q2 2016 | 903 | $13 | $14.56 | $13.04 - $16.05 |
| Q1 2016 | 903 | $13 | $13.31 | $9.86 - $15.45 |
| Q4 2015 | 871 | $14 | $15.16 | $13.64 - $16.88 |
| Q2 2014 | 1,150 | $11 | $8.56 | $7.84 - $9.85 |