| Year | Qtr | # Shares | Change |
|---|---|---|---|
| 2015 | Q4 | 0 | |
| 2015 | Q3 | 0 | |
| 2015 | Q2 | 0 | -163,879 |
| 2015 | Q1 | 163,879 | |
| 2015 | Q1 | 971,335 | |
| 2015 | Q1 | 432,019 | |
| 2013 | Q3 | 0 | Liquidated |
| 2013 | Q2 | 152,142 | +152,142 |
| 2013 | Q1 | 0 | Liquidated |
| 2012 | Q4 | 51,458 | |
| 2012 | Q4 | 60,000 | -20,466 |
| 2012 | Q3 | 80,466 | |
| 2012 | Q3 | 72,881 | |
| 2012 | Q3 | 2,300,000 | +735,000 |
| 2012 | Q2 | 1,565,000 |