| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price | Investors |
|---|---|---|---|---|---|
| 2025 Q3 | 87,700 | $69,839,000 | +$9,078,274 | $796.35 | 1 |
| 2025 Q2 | 76,300 | $54,001,000 | +$21,090,823 | $707.75 | 1 |
| 2025 Q1 | 46,500 | $25,402,000 | +$18,682,761 | $546.29 | 1 |
| 2024 Q4 | 12,300 | $7,043,000 | +$7,043,000 | $572.62 | 1 |
| 2024 Q3 | $495.11 | 0 | |||
| 2024 Q2 | $452.32 | 0 | |||
| 2024 Q1 | 0 | $0 | -$964,000 | $417.69 | 0 |
| 2023 Q4 | 2,500 | $964,000 | -$1,542,400 | $385.77 | 1 |
| 2023 Q3 | 6,500 | $2,103,000 | +$1,294,154 | $323.57 | 1 |
| 2023 Q2 | 2,500 | $806,000 | -$4,900,480 | $322.54 | 1 |
| 2023 Q1 | 17,700 | $5,789,000 | +$2,142,503 | $327.11 | 1 |
| 2022 Q4 | 11,000 | $3,777,000 | +$343,375 | $343.38 | 2 |
| 2022 Q3 | 7,000 | $2,051,000 | +$2,051,000 | $293.05 | 1 |
| 2022 Q2 | $297.02 | 0 | |||
| 2022 Q1 | 0 | $0 | -$22,455,000 | $330.1 | 0 |
| 2021 Q4 | 58,700 | $22,455,000 | +$13,312,334 | $382.55 | 1 |
| 2021 Q3 | 23,900 | $9,034,000 | +$9,034,000 | $378.03 | 1 |
| 2021 Q2 | 0 | $0 | -$7,978,000 | $379.53 | 0 |
| 2021 Q1 | 24,400 | $7,978,000 | +$7,978,000 | $327 | 1 |
| 2020 Q4 | $263.71 | 0 | |||
| 2020 Q3 | $200.97 | 0 | |||
| 2020 Q2 | 0 | $0 | -$448,000 | $197.62 | 0 |
| 2020 Q1 | 2,900 | $448,000 | -$15,448 | $154.59 | 1 |
| 2019 Q4 | 3,000 | $689,000 | -$22,967 | $229.93 | 1 |
| 2019 Q3 | 3,100 | $642,000 | +$642,000 | $207.23 | 1 |
| 2019 Q2 | $204.6 | 0 | |||
| 2019 Q1 | $191.99 | 0 | |||
| 2018 Q4 | 0 | $0 | -$5,942,000 | $167.05 | 0 |
| 2018 Q3 | 26,500 | $5,942,000 | +$5,942,000 | $224.24 | 1 |
| 2018 Q2 | $220.57 | 0 | |||
| 2018 Q1 | $251.86 | 0 | |||
| 2017 Q4 | $254.76 | 0 | |||
| 2017 Q3 | $237.19 | 0 | |||
| 2017 Q2 | $221.9 | 0 | |||
| 2017 Q1 | $229.72 | 0 | |||
| 2016 Q4 | $239.45 | 0 | |||
| 2016 Q3 | $161.27 | 0 | |||
| 2016 Q2 | $148.58 | 0 | |||
| 2016 Q1 | $156.98 | 0 | |||
| 2015 Q4 | 0 | $0 | -$2,363,000 | $180.23 | 0 |
| 2015 Q3 | 173,700 | $2,363,000 | +$2,363,000 | $173.76 | 1 |
| 2015 Q2 | $208.79 | 0 | |||
| 2015 Q1 | $187.97 | 0 | |||
| 2014 Q4 | $193.83 | 0 | |||
| 2014 Q3 | $183.57 | 0 | |||
| 2014 Q2 | $167.44 | 0 | |||
| 2014 Q1 | $163.85 | 0 |