| 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 | 1 | 0 | $0 |
| 2018 Q4 | 39 | 180 M | $234 M |
| 2018 Q3 | 38 | 178 M | $245 M |
| 2018 Q2 | 35 | 172 M | $256 M |
| 2018 Q1 | 38 | 169 M | $269 M |
| 2017 Q4 | 34 | 146 M | $273 M |
| 2017 Q3 | 32 | 149 M | $238 M |
| 2017 Q2 | 31 | 146 M | $226 M |
| 2017 Q1 | 31 | 147 M | $210 M |
| 2016 Q4 | 32 | 191 M | $252 M |
| 2016 Q3 | 31 | 141 M | $188 M |
| 2016 Q2 | 28 | 110 M | $160 M |
| 2016 Q1 | 28 | 109 M | $157 M |
| 2015 Q4 | 24 | 106 M | $135 M |
| 2015 Q3 | 21 | 97.2 M | $131 M |
| 2015 Q2 | 20 | 93.2 M | $139 M |
| 2015 Q1 | 18 | 70.8 M | $106 M |
| 2014 Q4 | 23 | 81.7 M | $123 M |
| 2014 Q3 | 26 | 106 M | $138 M |
| 2014 Q2 | 28 | 116 M | $163 M |
| 2014 Q1 | 31 | 134 M | $786 M |