| Year | Qtr | # Shares | Change |
|---|---|---|---|
| 2021 | Q4 | 94,000 | |
| 2021 | Q1 | 0 | Liquidated |
| 2020 | Q4 | 623,800 | -115,100 |
| 2020 | Q3 | 738,900 | +66,800 |
| 2020 | Q2 | 672,100 | |
| 2018 | Q2 | 0 | Liquidated |
| 2018 | Q1 | 99,000 | -37,000 |
| 2017 | Q4 | 136,000 | |
| 2017 | Q3 | 136,000 | |
| 2017 | Q2 | 136,000 | |
| 2017 | Q1 | 136,000 | +25,300 |
| 2016 | Q4 | 110,700 | |
| 2016 | Q3 | 110,700 |