| Year | Qtr | # Shares | Change |
|---|---|---|---|
| 2023 | Q2 | 1,339,900 | |
| 2022 | Q2 | 0 | Liquidated |
| 2022 | Q1 | 1,261,970 | +894,900 |
| 2021 | Q4 | 367,070 | |
| 2021 | Q1 | 0 | Liquidated |
| 2020 | Q4 | 1,232,740 | +441,400 |
| 2020 | Q3 | 791,340 | +388,600 |
| 2020 | Q2 | 402,740 | |
| 2016 | Q2 | 0 | Liquidated |
| 2016 | Q1 | 177,100 | |
| 2013 | Q3 | 0 | Liquidated |
| 2013 | Q2 | 186,100 | -137,200 |
| 2013 | Q1 | 323,300 |