| Year | Qtr | # Shares | Change |
|---|---|---|---|
| 2018 | Q4 | 2,433,000 | -1,317,000 |
| 2018 | Q3 | 3,750,000 | -6,000,000 |
| 2018 | Q2 | 9,750,000 | +6,000,000 |
| 2018 | Q1 | 3,750,000 | |
| 2017 | Q4 | 3,750,000 | |
| 2017 | Q3 | 3,750,000 | |
| 2017 | Q2 | 3,750,000 | |
| 2017 | Q1 | 3,750,000 | -1,500,000 |
| 2016 | Q4 | 5,250,000 | +3,750,000 |
| 2016 | Q3 | 1,500,000 | -12,000,000 |
| 2016 | Q2 | 13,500,000 | |
| 2014 | Q2 | 0 | Liquidated |
| 2014 | Q1 | 2,700,000 | +2,700,000 |
| 2013 | Q4 | 0 | Liquidated |
| 2013 | Q3 | 6,000,000 |