| Period | Filings | Shares, Excl. Options | Value, Excl. Options |
|---|---|---|---|
| 2018 Q3 | 1 | 71.5 k | $1.36 M |
| 2018 Q2 | 136 | 29.7 M | $507 M |
| 2018 Q1 | 139 | 29.2 M | $480 M |
| 2017 Q4 | 136 | 32.5 M | $613 M |
| 2017 Q3 | 125 | 31.3 M | $593 M |
| 2017 Q2 | 136 | 29.9 M | $511 M |
| 2017 Q1 | 136 | 32.4 M | $563 M |
| 2016 Q4 | 139 | 32.2 M | $495 M |
| 2016 Q3 | 133 | 32.4 M | $527 M |
| 2016 Q2 | 129 | 33.8 M | $515 M |
| 2016 Q1 | 128 | 33.4 M | $453 M |
| 2015 Q4 | 128 | 36.0 M | $502 M |
| 2015 Q3 | 129 | 35.9 M | $400 M |
| 2015 Q2 | 137 | 38.5 M | $844 M |
| 2015 Q1 | 1 | 155 k | $7.85 M |