| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2021 Q1 | 0 | $0 | -$19,039,000 | 0 | |
| 2020 Q4 | 131,300 | $19,039,000 | +$19,039,000 | $145.00 | 1 |
| 2020 Q3 | 0 | $0 | -$128,000 | 0 | |
| 2020 Q2 | 1,079 | $128,000 | $118.63 | 1 | |
| 2019 Q2 | 0 | $0 | -$581,000 | 0 | |
| 2019 Q1 | 4,071 | $581,000 | -$4,514,131,721 | $142.71 | 2 |
| 2018 Q4 | 31,660,371 | $4,514,701,173 | -$35,001,337 | $142.74 | 308 |
| 2018 Q3 | 32,079,305 | $4,561,368,342 | -$58,496,573 | $142.51 | 328 |
| 2018 Q2 | 33,301,897 | $4,075,511,726 | -$75,805,379 | $122.65 | 334 |
| 2018 Q1 | 33,884,157 | $3,955,381,373 | +$18,871,164 | $117.00 | 327 |
| 2017 Q4 | 33,781,560 | $3,995,822,461 | -$24,949,048 | $118.41 | 311 |
| 2017 Q3 | 33,765,618 | $3,930,531,922 | +$36,903,519 | $116.41 | 291 |
| 2017 Q2 | 33,529,762 | $3,625,891,311 | +$38,640,220 | $108.15 | 309 |
| 2017 Q1 | 33,394,177 | $3,602,800,461 | +$254,944,624 | $107.94 | 344 |
| 2016 Q4 | 33,296,509 | $4,036,549,751 | -$62,270,346 | $121.32 | 376 |
| 2016 Q3 | 33,703,660 | $4,602,538,886 | +$57,693,857 | $136.62 | 357 |
| 2016 Q2 | 33,776,104 | $4,115,545,147 | +$99,922,953 | $121.84 | 348 |
| 2016 Q1 | 33,006,266 | $3,402,199,046 | +$25,568,954 | $103.08 | 337 |
| 2015 Q4 | 32,763,216 | $3,405,885,615 | +$135,232,255 | $103.93 | 333 |
| 2015 Q3 | 31,445,607 | $3,301,777,970 | +$16,390,643 | $105.00 | 321 |
| 2015 Q2 | 31,228,361 | $3,809,890,630 | -$191,118,091 | $122.00 | 352 |
| 2015 Q1 | 32,699,045 | $4,195,220,168 | -$45,306,525 | $128.36 | 353 |
| 2014 Q4 | 33,168,606 | $4,011,538,414 | -$1,740,987 | $120.96 | 350 |
| 2014 Q3 | 33,136,958 | $3,892,593,826 | -$28,058,570 | $117.47 | 343 |
| 2014 Q2 | 33,427,379 | $3,683,640,512 | -$113,857,252 | $110.20 | 350 |
| 2014 Q1 | 34,694,304 | $3,447,667,998 | -$174,134,247 | $99.35 | 346 |