| Period | Shares, Excl. Options | Value, Excl. Options | Change | Price | Investors |
|---|---|---|---|---|---|
| 2019 Q3 | 0 | $0 | -$3K | 0 | |
| 2019 Q2 | 25 | $3K | -$3.48B | $120.00 | 1 |
| 2019 Q1 | 35.4M | $3.5B | -$476M | $98.69 | 183 |
| 2018 Q4 | 44.1M | $2.77B | +$38.2M | $62.83 | 184 |
| 2018 Q3 | 42.2M | $4B | -$94.6M | $94.77 | 199 |
| 2018 Q2 | 43.3M | $4.49B | +$456M | $103.84 | 196 |
| 2018 Q1 | 39M | $3.58B | +$5.49M | $91.94 | 207 |
| 2017 Q4 | 38.9M | $3.48B | +$151M | $89.40 | 207 |
| 2017 Q3 | 36.9M | $3.03B | +$71.1M | $82.13 | 189 |
| 2017 Q2 | 35.2M | $3.87B | -$20.8M | $109.91 | 201 |
| 2017 Q1 | 35.4M | $3.55B | +$205M | $100.27 | 213 |
| 2016 Q4 | 35.7M | $2.99B | +$44.6M | $83.68 | 231 |
| 2016 Q3 | 34.8M | $3.66B | +$279M | $105.30 | 227 |
| 2016 Q2 | 32.4M | $2.97B | +$175M | $91.65 | 214 |
| 2016 Q1 | 29.9M | $2.71B | -$304M | $90.64 | 209 |
| 2015 Q4 | 34.2M | $2.06B | +$113M | $60.23 | 191 |
| 2015 Q3 | 30.7M | $2.04B | +$41.5M | $66.57 | 187 |
| 2015 Q2 | 30M | $2.1B | +$36.7M | $69.79 | 172 |
| 2015 Q1 | 29.5M | $1.63B | -$45.8M | $55.31 | 141 |
| 2014 Q4 | 30.5M | $1.23B | -$8.81M | $40.32 | 133 |
| 2014 Q3 | 28.9M | $942M | -$26.5M | $32.60 | 114 |
| 2014 Q2 | 28.1M | $875M | +$7.96M | $31.13 | 110 |
| 2014 Q1 | 28M | $805M | +$29.7M | $28.84 | 112 |