| Period | Filings | Shares, Excl. Options | Value, Excl. Options |
|---|---|---|---|
| 2018 Q2 | 1 | 3.46 k | $141 k |
| 2018 Q1 | 134 | 15.0 M | $609 M |
| 2017 Q4 | 128 | 15.3 M | $554 M |
| 2017 Q3 | 129 | 15.1 M | $542 M |
| 2017 Q2 | 132 | 14.9 M | $498 M |
| 2017 Q1 | 115 | 14.3 M | $472 M |
| 2016 Q4 | 116 | 13.9 M | $478 M |
| 2016 Q3 | 113 | 13.3 M | $331 M |
| 2016 Q2 | 118 | 13.1 M | $289 M |
| 2016 Q1 | 107 | 12.4 M | $261 M |
| 2015 Q4 | 105 | 12.0 M | $275 M |
| 2015 Q3 | 101 | 11.4 M | $232 M |
| 2015 Q2 | 97 | 11.0 M | $241 M |
| 2015 Q1 | 92 | 10.7 M | $210 M |
| 2014 Q4 | 94 | 10.7 M | $223 M |
| 2014 Q3 | 100 | 10.7 M | $184 M |
| 2014 Q2 | 100 | 10.5 M | $180 M |
| 2014 Q1 | 93 | 10.0 M | $172 M |