Ticker: AMG CUSIP: 008252108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 2,683,585 | $773,624 | $258.45 | $230.09 - $299.69 |
| Q3 2025 | 2,772,278 | $660,994 | $220.39 | $194.74 - $250.14 |
| Q2 2025 | 2,812,114 | $553,340 | $173.47 | $139.20 - $199.47 |
| Q1 2025 | 2,994,549 | $503,174 | $174.30 | $151.61 - $191.09 |
| Q4 2024 | 3,211,846 | $593,935 | $186.57 | $173.54 - $199.47 |
| Q3 2024 | 3,180,503 | $565,493 | $169.81 | $152.32 - $189.75 |
| Q2 2024 | 3,473,531 | $542,670 | $159.16 | $147.08 - $169.59 |
| Q1 2024 | 3,594,683 | $602,002 | $155.40 | $145.30 - $167.84 |
| Q4 2023 | 3,668,046 | $555,416 | $134.30 | $120.16 - $156.31 |
| Q3 2023 | 3,802,638 | $495,636 | $139.81 | $129.01 - $163.83 |
| Q2 2023 | 3,821,992 | $572,878 | $143.06 | $135.39 - $151.92 |
| Q1 2023 | 3,817,383 | $543,672 | $157.88 | $132.31 - $180.50 |
| Q4 2022 | 3,874,869 | $613,895 | $141.36 | $108.04 - $163.24 |
| Q3 2022 | 3,791,126 | $424,037 | $125.39 | $109.48 - $141.92 |
| Q2 2022 | 3,747,735 | $436,986 | $128.58 | $112.28 - $146.71 |
| Q1 2022 | 3,645,687 | $513,859 | $143.53 | $121.29 - $171.22 |
| Q4 2021 | 3,615,357 | $594,762 | $167.52 | $146.96 - $191.42 |
| Q3 2021 | 3,624,070 | $547,562 | $163.56 | $146.02 - $180.77 |
| Q2 2021 | 3,682,321 | $567,851 | $159.33 | $147.97 - $176.63 |
| Q1 2021 | 3,712,166 | $553,224 | $130.58 | $98.76 - $153.37 |
| Q4 2020 | 3,836,590 | $390,182 | $86.25 | $66.34 - $103.21 |
| Q3 2020 | 3,885,164 | $265,669 | $69.80 | $62.10 - $75.77 |
| Q2 2020 | 4,164,915 | $310,536 | $67.48 | $53.23 - $82.32 |
| Q1 2020 | 4,460,703 | $263,807 | $74.64 | $44.30 - $88.80 |
| Q4 2019 | 4,397,073 | $372,609 | $81.44 | $70.43 - $87.94 |
| Q3 2019 | 5,308,827 | $442,492 | $82.65 | $73.22 - $92.84 |
| Q2 2019 | 5,647,197 | $520,333 | $96.65 | $82.01 - $113.84 |
| Q1 2019 | 5,653,246 | $605,520 | $104.33 | $93.26 - $110.96 |
| Q4 2018 | 5,609,895 | $546,628 | $110.59 | $86.74 - $136.36 |
| Q3 2018 | 5,563,322 | $760,618 | $144.30 | $133.37 - $159.64 |
| Q2 2018 | 5,583,287 | $830,067 | $160.74 | $145.08 - $182.71 |
| Q1 2018 | 5,625,398 | $1,066,463 | $189.64 | $169.45 - $211.08 |
| Q4 2017 | 5,609,314 | $1,151,312 | $188.42 | $173.99 - $202.01 |
| Q3 2017 | 5,629,452 | $1,068,639 | $172.79 | $161.15 - $186.54 |
| Q2 2017 | 5,574,012 | $924,505 | $154.87 | $144.44 - $164.19 |
| Q1 2017 | 5,303,083 | $869,387 | $153.31 | $135.07 - $166.39 |
| Q4 2016 | 5,059,657 | $735,169 | $140.58 | $126.32 - $157.66 |
| Q3 2016 | 4,876,157 | $705,579 | $138.59 | $126.84 - $143.96 |
| Q2 2016 | 4,739,377 | $667,161 | $158.47 | $126.98 - $174.12 |
| Q1 2016 | 4,661,060 | $756,957 | $135.06 | $112.27 - $159.84 |
| Q4 2015 | 4,550,660 | $727,014 | $166.43 | $137.16 - $184.66 |
| Q3 2015 | 4,443,835 | $759,853 | $190.37 | $159.30 - $214.73 |
| Q2 2015 | 4,383,565 | $958,247 | $215.27 | $205.22 - $223.28 |
| Q1 2015 | 4,284,105 | $920,140 | $204.27 | $185.26 - $214.40 |
| Q4 2014 | 4,126,500 | $875,809 | $192.32 | $168.87 - $209.59 |
| Q3 2014 | 3,975,839 | $796,600 | $197.54 | $186.21 - $207.58 |
| Q2 2014 | 3,755,644 | $771,410 | $187.17 | $171.21 - $199.62 |
| Q1 2014 | 3,006,938 | $601,538 | $190.16 | $175.09 - $212.40 |
| Q4 2013 | 2,888,547 | $626,469 | $193.15 | $175.92 - $210.55 |
| Q3 2013 | 2,787,725 | $509,151 | $171.93 | $151.62 - $183.39 |
| Q2 2013 | 2,731,091 | $447,735 | $153.14 | $138.12 - $166.12 |