| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price | Investors |
|---|---|---|---|---|---|
| 2025 Q1 | 0 | $0 | -$1,169,000 | 0 | |
| 2024 Q4 | 10,523 | $1,169,000 | $111.09 | 1 | |
| 2020 Q2 | 0 | $0 | -$3,660,217 | 0 | |
| 2020 Q1 | 20,669 | $3,660,217 | -$246,982 | $177.05 | 9 |
| 2019 Q4 | 21,939 | $4,192,000 | +$76,211 | $190.91 | 9 |
| 2019 Q3 | 21,538 | $3,627,000 | +$129,395 | $168.58 | 8 |
| 2019 Q2 | 20,776 | $3,479,000 | -$784,911 | $167.45 | 9 |
| 2019 Q1 | 25,730 | $3,767,000 | -$4,650,159 | $146.43 | 10 |
| 2018 Q4 | 60,728 | $8,114,000 | -$865,550 | $133.50 | 10 |
| 2018 Q3 | 66,614 | $12,687,048 | +$24,860 | $190.45 | 9 |
| 2018 Q2 | 66,482 | $11,083,168 | -$1,884,270 | $166.71 | 8 |
| 2018 Q1 | 77,651 | $13,067,615 | +$5,622,873 | $168.29 | 9 |
| 2017 Q4 | 44,511 | $7,281,000 | -$1,776,669 | $163.56 | 9 |
| 2017 Q3 | 54,588 | $11,190,000 | -$667,103 | $205.07 | 10 |
| 2017 Q2 | 57,493 | $13,977,000 | -$3,087,983 | $243.12 | 13 |
| 2017 Q1 | 70,364 | $16,805,309 | +$222,332 | $238.93 | 17 |
| 2016 Q4 | 69,442 | $14,584,036 | -$2,863,188 | $210.01 | 14 |
| 2016 Q3 | 41,919 | $9,652,395 | +$3,369,585 | $230.29 | 15 |
| 2016 Q2 | 60,044 | $13,875,680 | -$11,439,565 | $231.09 | 13 |
| 2016 Q1 | 99,224 | $26,797,783 | -$7,186,511 | $268.00 | 23 |
| 2015 Q4 | 117,460 | $36,707,188 | +$18,618,660 | $312.50 | 27 |
| 2015 Q3 | 58,807 | $15,984,606 | -$22,539,095 | $271.83 | 26 |
| 2015 Q2 | 131,534 | $40,168,000 | -$142,065,000 | $303.41 | 33 |
| 2015 Q1 | 806,442 | $182,233,000 | -$58,219,505,785 | $240.03 | 5 |
| 2014 Q4 | 276,869,174 | $58,870,891,032 | +$403,398,804 | $212.59 | 810 |
| 2014 Q3 | 274,566,165 | $48,925,261,965 | +$72,958,521 | $178.19 | 740 |
| 2014 Q2 | 274,855,465 | $46,511,335,070 | +$1,735,525,781 | $169.22 | 762 |
| 2014 Q1 | 265,067,559 | $32,886,892,054 | +$507,734,673 | $124.10 | 721 |