| Year | Qtr | # Shares | Change |
|---|---|---|---|
| 2015 | Q4 | 1,614,903 | +481,210 |
| 2015 | Q3 | 1,133,693 | +23,400 |
| 2015 | Q2 | 1,110,293 | -22,000 |
| 2015 | Q1 | 1,132,293 | -566,302 |
| 2014 | Q4 | 1,698,595 | -301,405 |
| 2014 | Q3 | 2,000,000 | +988,250 |
| 2014 | Q2 | 1,011,750 | -5,097 |
| 2014 | Q1 | 1,016,847 | +570,677 |
| 2013 | Q4 | 446,170 | -29,300 |
| 2013 | Q3 | 475,470 | -25,000 |
| 2013 | Q2 | 500,470 | -59,710 |
| 2013 | Q1 | 560,180 | |
| 2012 | Q4 | 560,180 | -88,000 |
| 2012 | Q3 | 648,180 | -55,000 |
| 2012 | Q2 | 703,180 |