| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2021 Q4 | 0 | $0 | -$10,000 | 0 | |
| 2021 Q3 | 223 | $10,000 | $44.84 | 1 | |
| 2021 Q2 | 0 | $0 | -$25,000 | 0 | |
| 2021 Q1 | 442 | $25,000 | -$10,165,857,185 | $56.49 | 2 |
| 2020 Q4 | 174,443,866 | $10,177,751,270 | -$30,873,863 | $58.35 | 394 |
| 2020 Q3 | 178,126,446 | $7,856,332,619 | -$90,184,962 | $44.12 | 393 |
| 2020 Q2 | 179,273,690 | $9,230,313,085 | -$316,792,976 | $51.50 | 416 |
| 2020 Q1 | 185,368,014 | $7,942,637,946 | -$246,813,355 | $42.85 | 348 |
| 2019 Q4 | 188,032,041 | $16,462,958,117 | +$44,460,516 | $87.57 | 442 |
| 2019 Q3 | 187,943,859 | $12,759,794,050 | -$598,131,095 | $67.90 | 438 |
| 2019 Q2 | 193,237,210 | $19,926,883,621 | +$758,405,431 | $103.18 | 483 |
| 2019 Q1 | 190,991,563 | $21,189,190,738 | +$207,534,046 | $110.96 | 484 |
| 2018 Q4 | 189,446,782 | $19,471,608,705 | -$229,403,999 | $102.79 | 517 |
| 2018 Q3 | 190,552,269 | $29,103,178,396 | +$5,311,852,642 | $152.75 | 529 |
| 2018 Q2 | 155,961,681 | $21,577,199,890 | +$1,368,190,993 | $138.35 | 503 |
| 2018 Q1 | 145,852,623 | $21,923,920,842 | +$473,739,498 | $150.33 | 498 |
| 2017 Q4 | 142,726,733 | $21,439,176,724 | +$183,672,080 | $150.22 | 480 |
| 2017 Q3 | 141,397,528 | $18,625,323,805 | +$470,158,880 | $131.72 | 420 |
| 2017 Q2 | 138,352,529 | $16,815,581,007 | -$44,112,449 | $121.53 | 450 |
| 2017 Q1 | 138,932,821 | $17,830,077,138 | +$876,757,239 | $128.34 | 466 |
| 2016 Q4 | 141,623,210 | $18,780,269,900 | -$164,105,148 | $132.60 | 474 |
| 2016 Q3 | 142,674,079 | $19,586,579,598 | +$1,934,038,836 | $137.35 | 429 |
| 2016 Q2 | 129,019,527 | $15,389,114,255 | -$37,465,729 | $119.27 | 429 |
| 2016 Q1 | 129,586,147 | $13,091,113,301 | +$488,049,910 | $101.04 | 418 |
| 2015 Q4 | 125,067,726 | $11,612,404,616 | +$572,499,654 | $92.86 | 376 |
| 2015 Q3 | 118,574,009 | $11,656,107,755 | +$3,259,391 | $98.30 | 344 |
| 2015 Q2 | 118,101,892 | $13,446,223,723 | -$32,376,250 | $113.86 | 348 |
| 2015 Q1 | 118,121,704 | $13,692,054,989 | +$927,434,190 | $115.92 | 329 |
| 2014 Q4 | 110,586,385 | $11,033,965,328 | +$217,259,842 | $99.75 | 308 |
| 2014 Q3 | 109,149,665 | $13,687,475,849 | +$384,028,896 | $125.39 | 315 |
| 2014 Q2 | 105,087,209 | $15,183,762,518 | +$609,166,383 | $144.50 | 324 |
| 2014 Q1 | 100,971,133 | $12,371,168,334 | +$124,830,917 | $122.50 | 304 |