| Year | Qtr | # Shares | Change |
|---|---|---|---|
| 2017 | Q1 | 5,164 | +173 |
| 2016 | Q4 | 4,991 | -32,009 |
| 2016 | Q3 | 37,000 | |
| 2016 | Q2 | 37,000 | -24,498 |
| 2016 | Q1 | 61,498 | +53,456 |
| 2015 | Q4 | 8,042 | +452 |
| 2015 | Q3 | 7,590 | +861 |
| 2015 | Q2 | 6,729 | +44 |
| 2015 | Q1 | 6,685 | +438 |
| 2014 | Q4 | 6,247 | +343 |
| 2014 | Q3 | 5,904 | -292 |
| 2014 | Q2 | 6,196 | +1,143 |
| 2014 | Q1 | 5,053 | -967 |
| 2013 | Q4 | 6,020 | +1,059 |
| 2013 | Q3 | 4,961 | -763 |
| 2013 | Q2 | 5,724 |