| Year | Qtr | # Shares | Change |
|---|---|---|---|
| 2023 | Q2 | 16,080 | +12,680 |
| 2023 | Q1 | 3,400 | |
| 2022 | Q4 | 3,400 | |
| 2021 | Q1 | 0 | Liquidated |
| 2020 | Q4 | 31,932 | -83,185 |
| 2020 | Q3 | 115,117 | +56,660 |
| 2020 | Q2 | 58,457 | -9,500 |
| 2020 | Q1 | 67,957 | +14,410 |
| 2019 | Q4 | 53,547 | +6,452 |
| 2019 | Q3 | 47,095 | +15,810 |
| 2019 | Q2 | 31,285 | -33,230 |
| 2019 | Q1 | 64,515 | +5,770 |
| 2018 | Q4 | 58,745 | -5,155 |
| 2018 | Q3 | 63,900 | -2,900 |
| 2018 | Q2 | 66,800 | +13,560 |
| 2018 | Q1 | 53,240 |