| Period | Filings | Shares, Excl. Options | Value, Excl. Options |
|---|---|---|---|
| 2018 Q1 | 1 | 1.00 | $0 |
| 2017 Q3 | 118 | 41.5 M | $578 M |
| 2017 Q2 | 126 | 44.0 M | $565 M |
| 2017 Q1 | 147 | 44.6 M | $431 M |
| 2016 Q4 | 137 | 42.9 M | $474 M |
| 2016 Q3 | 142 | 42.6 M | $361 M |
| 2016 Q2 | 140 | 42.8 M | $320 M |
| 2016 Q1 | 128 | 47.3 M | $434 M |
| 2015 Q4 | 124 | 53.0 M | $705 M |
| 2015 Q3 | 112 | 56.8 M | $588 M |
| 2015 Q2 | 101 | 59.3 M | $623 M |
| 2015 Q1 | 105 | 61.3 M | $696 M |
| 2014 Q4 | 105 | 63.0 M | $784 M |
| 2014 Q3 | 108 | 62.7 M | $712 M |
| 2014 Q2 | 118 | 65.7 M | $1.15 B |
| 2014 Q1 | 116 | 62.9 M | $1.06 B |