| Period | Filings | Shares, Excl. Options | Value, Excl. Options |
|---|---|---|---|
| 2020 Q1 | 1 | 0 | $0 |
| 2019 Q4 | 1 | 0 | $0 |
| 2019 Q3 | 1 | 0 | $0 |
| 2019 Q2 | 1 | 0 | $0 |
| 2019 Q1 | 20 | 160 M | $167 M |
| 2018 Q4 | 19 | 180 M | $182 M |
| 2018 Q3 | 22 | 159 M | $165 M |
| 2018 Q2 | 18 | 158 M | $163 M |
| 2018 Q1 | 21 | 156 M | $166 M |
| 2017 Q4 | 22 | 157 M | $169 M |
| 2017 Q3 | 20 | 151 M | $181 M |
| 2017 Q2 | 23 | 151 M | $169 M |
| 2017 Q1 | 26 | 150 M | $168 M |
| 2016 Q4 | 25 | 141 M | $168 M |
| 2016 Q3 | 23 | 141 M | $170 M |
| 2016 Q2 | 22 | 107 M | $126 M |
| 2016 Q1 | 22 | 108 M | $123 M |
| 2015 Q4 | 21 | 106 M | $121 M |
| 2015 Q3 | 21 | 109 M | $125 M |
| 2015 Q2 | 19 | 117 M | $127 M |