| Period | Filers | Shares, Excl. Options | Value, Excl. Options |
|---|---|---|---|
| 2017 Q3 | 1 | 6.40 M | $9.13M |
| 2017 Q2 | 18 | 149 M | $213M |
| 2017 Q1 | 21 | 148 M | $162M |
| 2016 Q4 | 19 | 143 M | $185M |
| 2016 Q3 | 21 | 141 M | $167M |
| 2016 Q2 | 23 | 142 M | $146M |
| 2016 Q1 | 25 | 142 M | $157M |
| 2015 Q4 | 23 | 140 M | $187M |
| 2015 Q3 | 25 | 139 M | $173M |
| 2015 Q2 | 23 | 124 M | $183M |
| 2015 Q1 | 24 | 132 M | $178M |
| 2014 Q4 | 19 | 126 M | $162M |