| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2021 Q3 | 0 | $0 | -$26,502,001 | 0 | |
| 2021 Q2 | 116,976 | $26,502,000 | +$26,502,001 | $226.56 | 1 |
| 2021 Q1 | 115,582 | $25,387,000 | -$949,745 | $219.64 | 1 |
| 2020 Q4 | 119,906 | $24,301,000 | -$3,709,209 | $202.67 | 1 |
| 2020 Q3 | 140,261 | $23,631,000 | -$611,291 | $168.49 | 2 |
| 2020 Q2 | 143,885 | $21,646,000 | -$236,180 | $150.43 | 3 |
| 2020 Q1 | 145,455 | $16,229,000 | -$4,466,243 | $111.57 | 3 |
| 2019 Q4 | 185,487 | $28,416,000 | -$1,889,444 | $149.33 | 2 |
| 2019 Q3 | 198,751 | $28,121,000 | +$536,426 | $143.41 | 4 |
| 2019 Q2 | 195,137 | $28,937,000 | +$614,520 | $148.29 | 3 |
| 2019 Q1 | 190,993 | $28,877,000 | +$1,784,157 | $151.20 | 3 |
| 2018 Q4 | 179,193 | $23,601,000 | -$4,540,940 | $129.49 | 2 |
| 2018 Q3 | 209,921 | $34,696,000 | +$189,995 | $165.14 | 4 |
| 2018 Q2 | 214,970 | $34,734,000 | -$131,912,464 | $161.68 | 6 |
| 2018 Q1 | 1,060,235 | $167,628,286 | -$73,945,414 | $158.12 | 73 |
| 2017 Q4 | 1,549,273 | $238,788,580 | -$11,745,653 | $154.10 | 94 |
| 2017 Q3 | 1,486,684 | $214,544,388 | +$16,066,060 | $144.29 | 83 |
| 2017 Q2 | 1,380,645 | $193,265,978 | -$4,826,551 | $139.99 | 83 |
| 2017 Q1 | 1,404,914 | $190,345,589 | -$10,946,869 | $135.63 | 89 |
| 2016 Q4 | 1,492,824 | $192,407,693 | -$10,586,266 | $128.86 | 85 |
| 2016 Q3 | 1,550,078 | $193,129,731 | -$9,400,026 | $124.72 | 83 |
| 2016 Q2 | 1,630,803 | $198,302,940 | -$53,756,945 | $121.56 | 86 |
| 2016 Q1 | 2,048,590 | $247,145,886 | -$58,747,305 | $120.92 | 82 |
| 2015 Q4 | 3,104,304 | $314,341,347 | +$22,714,336 | $124.69 | 90 |
| 2015 Q3 | 2,189,520 | $271,202,000 | +$24,338,793 | $123.61 | 80 |
| 2015 Q2 | 1,917,929 | $253,691,981 | -$3,778,825 | $132.30 | 78 |
| 2015 Q1 | 1,941,399 | $257,298,044 | -$16,922,729 | $132.58 | 77 |
| 2014 Q4 | 2,075,566 | $252,822,030 | -$25,970,676 | $121.80 | 83 |
| 2014 Q3 | 2,197,005 | $268,245,215 | -$12,842,562 | $122.32 | 79 |
| 2014 Q2 | 2,127,166 | $266,651,970 | +$13,983 | $125.36 | 72 |
| 2014 Q1 | 1,776,946 | $219,193,844 | +$6,962,695 | $123.43 | 71 |