| Period | Shares, Excl. Options | Value, Excl. Options | Change | Price | Investors |
|---|---|---|---|---|---|
| 2020 Q1 | 0 | $0 | -$3.84K | 0 | |
| 2019 Q4 | 0 | $0 | -$2.62B | 0 | |
| 2019 Q3 | 46M | $2.62B | -$225M | $56.98 | 176 |
| 2019 Q2 | 50.2M | $2.92B | -$3.57M | $58.13 | 208 |
| 2019 Q1 | 51M | $1.93B | -$61.6M | $37.75 | 183 |
| 2018 Q4 | 52.6M | $2.09B | -$34.5M | $39.74 | 184 |
| 2018 Q3 | 52.9M | $2.6B | -$43.7M | $49.19 | 200 |
| 2018 Q2 | 53.7M | $2.92B | -$93M | $54.34 | 217 |
| 2018 Q1 | 55.5M | $2.85B | +$21.4M | $51.31 | 215 |
| 2017 Q4 | 55.2M | $2.85B | -$69.2M | $51.60 | 207 |
| 2017 Q3 | 48.6M | $2.24B | +$44.1M | $46.11 | 206 |
| 2017 Q2 | 47.4M | $2.55B | -$51.7M | $53.67 | 219 |
| 2017 Q1 | 48.5M | $2.21B | +$280M | $45.48 | 221 |
| 2016 Q4 | 47.5M | $1.89B | -$12.5M | $39.86 | 207 |
| 2016 Q3 | 47.7M | $1.81B | -$272M | $38.02 | 203 |
| 2016 Q2 | 56.3M | $1.54B | -$65.3M | $27.40 | 182 |
| 2016 Q1 | 58.8M | $1.57B | -$180M | $26.73 | 191 |
| 2015 Q4 | 65.9M | $1.7B | -$193M | $25.76 | 213 |
| 2015 Q3 | 72.9M | $2.33B | -$120M | $31.98 | 245 |
| 2015 Q2 | 74.3M | $3.36B | +$152M | $45.24 | 238 |
| 2015 Q1 | 71M | $3B | -$1.91M | $42.26 | 233 |
| 2014 Q4 | 70.5M | $3.05B | +$26.4M | $43.18 | 239 |
| 2014 Q3 | 70M | $2.5B | -$2.11M | $35.72 | 231 |
| 2014 Q2 | 69.7M | $2.93B | -$161M | $41.99 | 245 |
| 2014 Q1 | 72.7M | $3.16B | +$243M | $43.55 | 257 |