| Year | Qtr | # Shares | Change |
|---|---|---|---|
| 2015 | Q3 | 0 | Liquidated |
| 2015 | Q2 | 9,183 | +2,512 |
| 2015 | Q1 | 6,671 | +244 |
| 2014 | Q4 | 6,427 | +275 |
| 2014 | Q3 | 6,152 | +912 |
| 2014 | Q2 | 5,240 | +993 |
| 2014 | Q1 | 4,247 | -1,471 |
| 2013 | Q4 | 5,718 | +1,705 |
| 2013 | Q3 | 4,013 | +1,445 |
| 2013 | Q2 | 2,568 | -13 |
| 2013 | Q1 | 2,581 | +291 |
| 2012 | Q4 | 2,290 | -64 |
| 2012 | Q3 | 2,354 | +110 |
| 2012 | Q2 | 2,244 | -90 |
| 2012 | Q1 | 2,334 |