Ticker: NAT CUSIP: G65773106 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2018 | 22,585 | $47 | $2.30 | $1.95 - $2.99 |
| Q2 2018 | 15,946 | $43 | $2.21 | $1.82 - $3.00 |
| Q1 2018 | 35,048 | $68 | $2.29 | $1.82 - $2.68 |
| Q4 2017 | 34,257 | $84 | $4.14 | $2.45 - $5.84 |
| Q3 2017 | 14,808 | $79 | $5.49 | $4.41 - $6.65 |
| Q2 2017 | 12,363 | $78 | $7.03 | $5.43 - $8.61 |
| Q1 2017 | 12,905 | $106 | $8.27 | $7.65 - $9.32 |
| Q3 2016 | 18,500 | $187 | $11.62 | $9.77 - $14.30 |
| Q4 2015 | 13,438 | $209 | $15.16 | $13.64 - $16.88 |
| Q3 2015 | 18,100 | $275 | $14.89 | $12.21 - $17.31 |
| Q2 2015 | 18,100 | $258 | $12.81 | $11.11 - $14.88 |
| Q1 2015 | 17,000 | $202 | $10.57 | $9.08 - $11.98 |