| Period | Shares, Excl. Options | Value, Excl. Options | Change | Price | Investors |
|---|---|---|---|---|---|
| 2024 Q2 | 179K | $45.9M | +$39.4M | $256.81 | 14 |
| 2024 Q1 | 25K | $6.45M | +$230K | $258.02 | 11 |
| 2023 Q4 | 24.3K | $5.92M | -$16.6M | $243.54 | 13 |
| 2023 Q3 | 99.8K | $22.7M | +$16.7M | $226.33 | 12 |
| 2023 Q2 | 26.5K | $6.03M | -$307K | $227.43 | 9 |
| 2023 Q1 | 27.9K | $6.05M | +$338K | $216.43 | 10 |
| 2022 Q4 | 28.5K | $6.15M | -$278K | $215.70 | 10 |
| 2022 Q3 | 29.2K | $5.78M | -$8.36M | $198.06 | 8 |
| 2022 Q2 | 68.3K | $14.6M | -$360K | $214.15 | 12 |
| 2022 Q1 | 71.6K | $17.6M | -$1.34M | $245.53 | 12 |
| 2021 Q4 | 77.2K | $18.9M | +$5.91M | $245.23 | 13 |
| 2021 Q3 | 53K | $12.5M | +$2.48M | $235.94 | 11 |
| 2021 Q2 | 43.4K | $10.1M | +$3.09M | $239.59 | 10 |
| 2021 Q1 | 29.4K | $6.6M | +$113K | $220.79 | 10 |
| 2020 Q4 | 30.7K | $5.91M | +$629K | $192.54 | 9 |
| 2020 Q3 | 27.4K | $4.56M | -$432K | $166.56 | 6 |
| 2020 Q2 | 30K | $4.82M | -$386K | $160.67 | 7 |
| 2020 Q1 | 32.4K | $4.36M | -$3.8M | $134.57 | 7 |
| 2019 Q4 | 51.7K | $10M | -$2.63M | $193.76 | 12 |
| 2019 Q3 | 66K | $12.3M | -$940K | $186.70 | 13 |
| 2019 Q2 | 70.7K | $13.2M | +$286K | $187.16 | 14 |
| 2019 Q1 | 69.2K | $12.7M | +$196K | $183.46 | 14 |
| 2018 Q4 | 68.3K | $11.8M | -$92.8K | $172.82 | 14 |
| 2018 Q3 | 68.5K | $14.7M | +$312K | $214.26 | 14 |
| 2018 Q2 | 67K | $13.5M | -$2.2M | $201.86 | 12 |
| 2018 Q1 | 78.2K | $15.4M | -$60.1K | $197.07 | 14 |
| 2017 Q4 | 76.2K | $15.5M | +$4.97K | $203.60 | 13 |
| 2017 Q3 | 76.2K | $15.3M | +$4.38M | $200.54 | 12 |
| 2017 Q2 | 54.5K | $10.5M | +$766K | $192.69 | 13 |
| 2017 Q1 | 50.8K | $9.6M | +$1.18M | $189.95 | 15 |
| 2016 Q4 | 44.7K | $8.18M | -$1.91M | $184.29 | 12 |
| 2016 Q3 | 56.7K | $9.6M | -$153K | $172.71 | 11 |
| 2016 Q2 | 57.8K | $9.2M | -$2.26K | $159.23 | 13 |
| 2016 Q1 | 57.1K | $8.98M | -$2.91M | $157.06 | 11 |
| 2015 Q4 | 76.3K | $12.4M | +$4.27M | $162.77 | 14 |
| 2015 Q3 | 49.2K | $7.97M | -$1.54M | $162.18 | 11 |
| 2015 Q2 | 58.2K | $10.4M | -$12M | $180.45 | 13 |
| 2015 Q1 | 126K | $22.3M | +$1.52M | $176.53 | 13 |
| 2014 Q4 | 116K | $21M | -$5.16M | $180.93 | 13 |
| 2014 Q3 | 145K | $26.1M | +$9.19M | $179.89 | 14 |
| 2014 Q2 | 93.7K | $16.8M | -$10.4M | $178.75 | 14 |
| 2014 Q1 | 154K | $26.5M | -$1.61M | $171.82 | 13 |