| Period | Filings | Shares, Excl. Options | Value, Excl. Options |
|---|---|---|---|
| 2018 Q1 | 2 | 311 | $11.0 k |
| 2017 Q4 | 143 | 23.6 M | $922 M |
| 2017 Q3 | 140 | 23.9 M | $975 M |
| 2017 Q2 | 145 | 23.6 M | $865 M |
| 2017 Q1 | 126 | 24.2 M | $504 M |
| 2016 Q4 | 130 | 24.1 M | $469 M |
| 2016 Q3 | 115 | 23.0 M | $316 M |
| 2016 Q2 | 118 | 22.9 M | $362 M |
| 2016 Q1 | 133 | 24.0 M | $439 M |
| 2015 Q4 | 141 | 24.1 M | $476 M |
| 2015 Q3 | 135 | 25.0 M | $431 M |
| 2015 Q2 | 135 | 23.0 M | $391 M |
| 2015 Q1 | 130 | 24.5 M | $386 M |
| 2014 Q4 | 113 | 25.6 M | $352 M |
| 2014 Q3 | 108 | 24.4 M | $266 M |
| 2014 Q2 | 109 | 24.4 M | $271 M |
| 2014 Q1 | 104 | 23.6 M | $269 M |