Ticker: AMG CUSIP: 008252108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 1,128 | $325 | $258.45 | $230.09 - $299.69 |
| Q3 2025 | 1,208 | $288 | $220.39 | $194.74 - $250.14 |
| Q2 2025 | 1,260 | $248 | $173.47 | $139.20 - $199.47 |
| Q1 2025 | 1,247 | $210 | $174.30 | $151.61 - $191.09 |
| Q4 2024 | 1,415 | $262 | $186.57 | $173.54 - $199.47 |
| Q3 2024 | 1,300 | $231 | $169.81 | $152.32 - $189.75 |
| Q2 2024 | 1,503 | $235 | $159.16 | $147.08 - $169.59 |
| Q1 2024 | 1,649 | $276 | $155.40 | $145.30 - $167.84 |
| Q4 2023 | 1,779 | $269 | $134.30 | $120.16 - $156.31 |
| Q3 2023 | 1,893 | $247 | $139.81 | $129.01 - $163.83 |
| Q2 2023 | 2,108 | $316 | $143.06 | $135.39 - $151.92 |
| Q1 2023 | 2,240 | $319 | $157.88 | $132.31 - $180.50 |
| Q4 2022 | 5,198 | $824 | $141.36 | $108.04 - $163.24 |
| Q3 2022 | 4,657 | $521 | $125.39 | $109.48 - $141.92 |
| Q2 2022 | 4,864 | $567 | $128.58 | $112.28 - $146.71 |
| Q1 2022 | 6,581 | $928 | $143.53 | $121.29 - $171.22 |
| Q4 2021 | 7,171 | $1,179 | $167.52 | $146.96 - $191.42 |
| Q3 2021 | 6,386 | $965 | $163.56 | $146.02 - $180.77 |
| Q2 2021 | 6,726 | $1,037 | $159.33 | $147.97 - $176.63 |
| Q1 2021 | 6,809 | $1,015 | $130.58 | $98.76 - $153.37 |
| Q4 2020 | 6,620 | $673 | $86.25 | $66.34 - $103.21 |
| Q3 2020 | 6,294 | $430 | $69.80 | $62.10 - $75.77 |
| Q2 2020 | 6,503 | $485 | $67.48 | $53.23 - $82.32 |
| Q1 2020 | 4,947 | $293 | $74.64 | $44.30 - $88.80 |
| Q4 2019 | 9,762 | $827 | $81.44 | $70.43 - $87.94 |
| Q3 2019 | 12,098 | $1,008 | $82.65 | $73.22 - $92.84 |
| Q2 2019 | 12,254 | $1,129 | $96.65 | $82.01 - $113.84 |
| Q1 2019 | 16,730 | $1,792 | $104.33 | $93.26 - $110.96 |
| Q4 2018 | 28,224 | $2,750 | $110.59 | $86.74 - $136.36 |
| Q3 2018 | 28,715 | $3,926 | $144.30 | $133.37 - $159.64 |
| Q2 2018 | 30,343 | $4,511 | $160.74 | $145.08 - $182.71 |
| Q1 2018 | 25,399 | $4,815 | $189.64 | $169.45 - $211.08 |
| Q4 2017 | 24,313 | $4,990 | $188.42 | $173.99 - $202.01 |
| Q3 2017 | 17,048 | $3,236 | $172.79 | $161.15 - $186.54 |
| Q2 2017 | 16,865 | $2,797 | $154.87 | $144.44 - $164.19 |
| Q1 2017 | 13,054 | $2,140 | $153.31 | $135.07 - $166.39 |
| Q4 2016 | 12,214 | $1,775 | $140.58 | $126.32 - $157.66 |
| Q3 2016 | 10,740 | $1,554 | $138.59 | $126.84 - $143.96 |
| Q2 2016 | 12,323 | $1,735 | $158.47 | $126.98 - $174.12 |
| Q1 2016 | 15,291 | $2,483 | $135.06 | $112.27 - $159.84 |
| Q4 2015 | 23,492 | $3,753 | $166.43 | $137.16 - $184.66 |
| Q3 2015 | 22,851 | $3,907 | $190.37 | $159.30 - $214.73 |
| Q2 2015 | 14,613 | $3,194 | $215.27 | $205.22 - $223.28 |
| Q1 2015 | 16,670 | $3,580 | $204.27 | $185.26 - $214.40 |
| Q4 2014 | 18,688 | $3,966 | $192.32 | $168.87 - $209.59 |
| Q3 2014 | 17,687 | $3,544 | $197.54 | $186.21 - $207.58 |
| Q2 2014 | 35,458 | $7,283 | $187.17 | $171.21 - $199.62 |
| Q1 2014 | 15,447 | $3,090 | $190.16 | $175.09 - $212.40 |
| Q4 2013 | 47,569 | $10,317 | $193.15 | $175.92 - $210.55 |
| Q3 2013 | 14,378 | $2,626 | $171.93 | $151.62 - $183.39 |
| Q2 2013 | 12,358 | $2,026 | $153.14 | $138.12 - $166.12 |