Ticker: NAT CUSIP: G65773106 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2016 | 23,650 | $328 | $14.56 | $13.04 - $16.05 |
| Q1 2016 | 23,700 | $334 | $13.31 | $9.86 - $15.45 |
| Q4 2015 | 20,810 | $323 | $15.16 | $13.64 - $16.88 |