| Year | Qtr | # Shares | Change |
|---|---|---|---|
| 2015 | Q4 | 3,359,738 | |
| 2015 | Q3 | 3,359,738 | -234,376 |
| 2015 | Q2 | 3,594,114 | +659,088 |
| 2015 | Q1 | 2,935,026 | +100,766 |
| 2014 | Q4 | 2,834,260 | -450,870 |
| 2014 | Q3 | 3,285,130 | |
| 2014 | Q2 | 3,285,130 | +238,700 |
| 2014 | Q1 | 3,046,430 | +32,315 |
| 2013 | Q4 | 3,014,115 | +554,823 |
| 2013 | Q3 | 2,459,292 | -50,000 |
| 2013 | Q2 | 2,509,292 | -194,217 |
| 2013 | Q1 | 2,703,509 | +335,893 |
| 2012 | Q4 | 2,367,616 | -55,279 |
| 2012 | Q3 | 2,422,895 | +166,744 |
| 2012 | Q2 | 2,256,151 | +786,872 |
| 2012 | Q1 | 1,469,279 |