| Year | Qtr | # Shares | Change |
|---|---|---|---|
| 2020 | Q4 | 21,133 | -2,841 |
| 2020 | Q3 | 23,974 | -8,146 |
| 2020 | Q2 | 32,120 | +2,900 |
| 2020 | Q1 | 29,220 | +7,117 |
| 2019 | Q4 | 22,103 | +4,065 |
| 2019 | Q3 | 18,038 | -13,512 |
| 2019 | Q2 | 31,550 | +1,602 |
| 2019 | Q1 | 29,948 | -17,447 |
| 2018 | Q4 | 47,395 | +8,568 |
| 2018 | Q3 | 38,827 | -8,319 |
| 2018 | Q2 | 47,146 | +5,094 |
| 2018 | Q1 | 42,052 | +4,969 |
| 2017 | Q4 | 37,083 | -260 |
| 2017 | Q3 | 37,343 | +16,003 |
| 2017 | Q2 | 21,340 | -8,217 |
| 2017 | Q1 | 29,557 | +18,169 |
| 2016 | Q4 | 11,388 | -12,874 |
| 2016 | Q3 | 24,262 |