| Year | Qtr | # Shares | Change |
|---|---|---|---|
| 2015 | Q3 | 400,000 | |
| 2015 | Q2 | 400,000 | |
| 2015 | Q1 | 400,000 | |
| 2014 | Q4 | 400,000 | |
| 2014 | Q3 | 400,000 | -1,625,000 |
| 2014 | Q2 | 2,025,000 | -600,000 |
| 2014 | Q1 | 2,625,000 | |
| 2013 | Q4 | 2,625,000 | |
| 2013 | Q3 | 2,625,000 | +1,000,000 |
| 2013 | Q2 | 1,625,000 | |
| 2012 | Q1 | 0 | Liquidated |
| 2011 | Q4 | 1,237,125 | |
| 2011 | Q3 | 1,237,125 | |
| 2011 | Q2 | 1,237,125 |