| Year | Qtr | # Shares | Change |
|---|---|---|---|
| 2020 | Q3 | 23,316 | +2,683 |
| 2020 | Q2 | 20,633 | +3,178 |
| 2020 | Q1 | 17,455 | +1,611 |
| 2019 | Q4 | 15,844 | |
| 2018 | Q2 | 0 | Liquidated |
| 2018 | Q1 | 243,744 | -241,042 |
| 2017 | Q4 | 484,786 | -55,237 |
| 2017 | Q3 | 540,023 | -21,950 |
| 2017 | Q2 | 561,973 | +74,664 |
| 2017 | Q1 | 487,309 | +118,510 |
| 2016 | Q4 | 368,799 | +57,156 |
| 2016 | Q3 | 311,643 | +24,091 |
| 2016 | Q2 | 287,552 | +284,684 |
| 2016 | Q1 | 2,868 | -557,708 |
| 2015 | Q4 | 560,576 | +558,942 |
| 2015 | Q3 | 1,634 | -617,857 |
| 2015 | Q2 | 619,491 | +2,323 |
| 2015 | Q1 | 617,168 | +616,584 |
| 2014 | Q4 | 584 |