Ticker: NAT CUSIP: G65773106 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 55,626 | $455 | $8.27 | $7.65 - $9.32 |
| Q4 2016 | 61,573 | $517 | $8.89 | $7.51 - $10.07 |
| Q3 2016 | 60,736 | $614 | $11.62 | $9.77 - $14.30 |
| Q2 2016 | 61,163 | $850 | $14.56 | $13.04 - $16.05 |