Ticker: AMG CUSIP: 008252108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 929,397 | $267,927 | $258.45 | $230.09 - $299.69 |
| Q3 2025 | 963,708 | $229,777 | $220.39 | $194.74 - $250.14 |
| Q2 2025 | 980,889 | $193,010 | $173.47 | $139.20 - $199.47 |
| Q1 2025 | 997,930 | $167,682 | $174.30 | $151.61 - $191.09 |
| Q4 2024 | 1,022,603 | $189,100 | $186.57 | $173.54 - $199.47 |
| Q3 2024 | 1,012,338 | $179,994 | $169.81 | $152.32 - $189.75 |
| Q2 2024 | 1,031,269 | $161,115 | $159.16 | $147.08 - $169.59 |
| Q1 2024 | 1,055,144 | $176,705 | $155.40 | $145.30 - $167.84 |
| Q4 2023 | 1,034,560 | $156,653 | $134.30 | $120.16 - $156.31 |
| Q3 2023 | 1,261,308 | $164,399 | $139.81 | $129.01 - $163.83 |
| Q2 2023 | 1,262,418 | $189,224 | $143.06 | $135.39 - $151.92 |
| Q1 2023 | 1,290,785 | $183,829 | $157.88 | $132.31 - $180.50 |
| Q4 2022 | 1,257,863 | $199,283 | $141.36 | $108.04 - $163.24 |
| Q3 2022 | 1,271,393 | $142,205 | $125.39 | $109.48 - $141.92 |
| Q2 2022 | 1,308,117 | $152,526 | $128.58 | $112.28 - $146.71 |
| Q1 2022 | 1,352,135 | $190,583 | $143.53 | $121.29 - $171.22 |
| Q4 2021 | 1,297,974 | $213,530 | $167.52 | $146.96 - $191.42 |
| Q3 2021 | 1,284,216 | $194,032 | $163.56 | $146.02 - $180.77 |
| Q2 2021 | 1,389,263 | $214,238 | $159.33 | $147.97 - $176.63 |
| Q1 2021 | 1,356,008 | $202,086 | $130.58 | $98.76 - $153.37 |
| Q4 2020 | 1,456,183 | $148,094 | $86.25 | $66.34 - $103.21 |
| Q3 2020 | 1,504,598 | $102,884 | $69.80 | $62.10 - $75.77 |
| Q2 2020 | 1,513,224 | $112,826 | $67.48 | $53.23 - $82.32 |
| Q1 2020 | 1,683,809 | $99,580 | $74.64 | $44.30 - $88.80 |
| Q4 2019 | 1,686,764 | $142,936 | $81.44 | $70.43 - $87.94 |
| Q3 2019 | 2,787,484 | $232,337 | $82.65 | $73.22 - $92.84 |
| Q2 2019 | 2,824,647 | $260,263 | $96.65 | $82.01 - $113.84 |
| Q1 2019 | 2,759,877 | $295,610 | $104.33 | $93.26 - $110.96 |
| Q4 2018 | 2,698,137 | $262,906 | $110.59 | $86.74 - $136.36 |
| Q3 2018 | 2,691,785 | $368,016 | $144.30 | $133.37 - $159.64 |
| Q2 2018 | 2,618,805 | $389,332 | $160.74 | $145.08 - $182.71 |
| Q1 2018 | 2,665,489 | $505,332 | $189.64 | $169.45 - $211.08 |
| Q4 2017 | 2,745,577 | $563,543 | $188.42 | $173.99 - $202.01 |
| Q3 2017 | 2,682,006 | $509,128 | $172.79 | $161.15 - $186.54 |
| Q2 2017 | 2,757,345 | $457,334 | $154.87 | $144.44 - $164.19 |
| Q1 2017 | 2,583,067 | $423,466 | $153.31 | $135.07 - $166.39 |
| Q4 2016 | 2,380,265 | $345,865 | $140.58 | $126.32 - $157.66 |
| Q3 2016 | 2,173,726 | $314,528 | $138.59 | $126.84 - $143.96 |
| Q2 2016 | 2,204,577 | $310,326 | $158.47 | $126.98 - $174.12 |
| Q1 2016 | 2,266,925 | $368,137 | $135.06 | $112.27 - $159.84 |
| Q4 2015 | 2,373,658 | $379,231 | $166.43 | $137.16 - $184.66 |
| Q1 2015 | 2,359,430 | $506,750 | $204.27 | $185.26 - $214.40 |
| Q4 2014 | 2,523,635 | $535,613 | $192.32 | $168.87 - $209.59 |
| Q3 2014 | 2,434,639 | $487,790 | $197.54 | $186.21 - $207.58 |
| Q2 2014 | 2,381,897 | $489,252 | $187.17 | $171.21 - $199.62 |
| Q1 2014 | 1,837,958 | $367,674 | $190.16 | $175.09 - $212.40 |
| Q4 2013 | 1,830,663 | $397,033 | $193.15 | $175.92 - $210.55 |
| Q3 2013 | 1,792,114 | $327,318 | $171.93 | $151.62 - $183.39 |
| Q2 2013 | 1,795,244 | $294,314 | $153.14 | $138.12 - $166.12 |