| Year | Qtr | # Shares | Change |
|---|---|---|---|
| 2015 | Q3 | 13,254 | -438 |
| 2015 | Q2 | 13,692 | |
| 2015 | Q1 | 13,692 | +573 |
| 2014 | Q4 | 13,119 | +1,205 |
| 2014 | Q3 | 11,914 | -3,875 |
| 2014 | Q2 | 15,789 | +15,789 |
| 2014 | Q1 | 0 | Liquidated |
| 2013 | Q4 | 16,780 | |
| 2013 | Q3 | 16,780 | |
| 2013 | Q1 | 0 | Liquidated |
| 2012 | Q4 | 33,139 | -347 |
| 2012 | Q3 | 33,486 | +27,900 |
| 2012 | Q2 | 5,586 | -63,070 |
| 2012 | Q1 | 68,656 | |
| 2011 | Q4 | 68,656 | +11,000 |
| 2011 | Q3 | 57,656 |