| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2018 Q3 | 0 | $0 | -$25,000 | 0 | |
| 2018 Q2 | 443 | $25,000 | -$617,099,971 | $56.43 | 1 |
| 2018 Q1 | 11,022,339 | $617,377,419 | -$50,734,235 | $56.00 | 139 |
| 2017 Q4 | 11,906,230 | $659,041,604 | -$5,898,079 | $55.35 | 140 |
| 2017 Q3 | 11,918,163 | $639,864,708 | -$6,472,613 | $53.70 | 131 |
| 2017 Q2 | 11,932,175 | $735,532,033 | +$26,744,836 | $61.65 | 143 |
| 2017 Q1 | 11,522,975 | $560,024,499 | +$244,324,905 | $48.60 | 138 |
| 2016 Q4 | 7,553,444 | $333,001,835 | +$4,776,610 | $44.10 | 136 |
| 2016 Q3 | 7,628,630 | $280,495,561 | -$9,211,487 | $36.77 | 110 |
| 2016 Q2 | 7,852,807 | $334,703,351 | +$19,051,298 | $42.61 | 121 |
| 2016 Q1 | 7,434,699 | $277,004,795 | +$5,164,937 | $37.24 | 118 |
| 2015 Q4 | 7,289,675 | $278,728,493 | -$5,765,868 | $38.23 | 118 |
| 2015 Q3 | 7,431,647 | $297,690,637 | +$13,909,793 | $40.05 | 116 |
| 2015 Q2 | 7,070,639 | $282,190,436 | +$13,917,609 | $39.91 | 111 |
| 2015 Q1 | 6,642,416 | $296,977,412 | +$22,211,737 | $44.71 | 111 |
| 2014 Q4 | 6,374,385 | $184,656,708 | +$1,066,440 | $28.95 | 101 |
| 2014 Q3 | 6,151,915 | $167,147,936 | +$1,194,148 | $27.17 | 101 |
| 2014 Q2 | 6,084,657 | $134,360,069 | -$2,548,873 | $22.08 | 94 |
| 2014 Q1 | 6,185,740 | $142,805,388 | +$1,146,876 | $23.10 | 92 |