Ticker: NAT CUSIP: G65773106 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2015 | 1,520,178 | $23,623 | $15.16 | $13.64 - $16.88 |
| Q3 2015 | 267,958 | $4,071 | $14.89 | $12.21 - $17.31 |
| Q2 2015 | 46,963 | $668 | $12.81 | $11.11 - $14.88 |