| Period | Shares, Excl. Options | Value, Excl. Options | Change | Price | Investors |
|---|---|---|---|---|---|
| 2018 Q3 | 0 | $0 | -$221K | 0 | |
| 2018 Q2 | 4.2K | $221K | +$221K | $52.62 | 1 |
| 2018 Q1 | 0 | $0 | -$145M | 0 | |
| 2017 Q4 | 5.49M | $145M | -$2.25B | $26.48 | 4 |
| 2017 Q3 | 327M | $1.78B | +$109M | $5.46 | 238 |
| 2017 Q2 | 306M | $1.69B | -$12.2M | $5.51 | 288 |
| 2017 Q1 | 300M | $2.84B | +$136M | $9.46 | 301 |
| 2016 Q4 | 298M | $3.58B | +$340M | $12.02 | 318 |
| 2016 Q3 | 269M | $2.35B | +$476M | $8.74 | 279 |
| 2016 Q2 | 211M | $1.96B | +$265M | $9.26 | 288 |
| 2016 Q1 | 184M | $1.47B | -$147M | $7.98 | 271 |
| 2015 Q4 | 200M | $1.89B | -$3.74M | $9.44 | 344 |
| 2015 Q3 | 193M | $2.95B | -$231M | $15.27 | 358 |
| 2015 Q2 | 186M | $6.26B | +$40.1M | $33.60 | 401 |
| 2015 Q1 | 183M | $5.66B | +$1.13B | $30.90 | 419 |
| 2014 Q4 | 144M | $4.76B | +$906M | $33.00 | 408 |
| 2014 Q3 | 108M | $8.37B | +$177M | $77.55 | 458 |
| 2014 Q2 | 106M | $8.49B | -$226M | $80.25 | 420 |
| 2014 Q1 | 106M | $7.39B | -$27.8M | $69.39 | 411 |