Ticker: AMG CUSIP: 008252108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 551,153 | $158,916 | $258.45 | $230.09 - $299.69 |
| Q3 2025 | 509,831 | $121,581 | $220.39 | $194.74 - $250.14 |
| Q2 2025 | 504,358 | $99,258 | $173.47 | $139.20 - $199.47 |
| Q1 2025 | 542,693 | $91,216 | $174.30 | $151.61 - $191.09 |
| Q4 2024 | 521,502 | $96,466 | $186.57 | $173.54 - $199.47 |
| Q3 2024 | 526,041 | $93,555 | $169.81 | $152.32 - $189.75 |
| Q2 2024 | 542,675 | $84,804 | $159.16 | $147.08 - $169.59 |
| Q1 2024 | 555,514 | $93,050 | $155.40 | $145.30 - $167.84 |
| Q4 2023 | 595,085 | $90,120 | $134.30 | $120.16 - $156.31 |
| Q3 2023 | 594,831 | $77,542 | $139.81 | $129.01 - $163.83 |
| Q2 2023 | 590,803 | $88,556 | $143.06 | $135.39 - $151.92 |
| Q1 2023 | 529,129 | $75,359 | $157.88 | $132.31 - $180.50 |
| Q4 2022 | 507,666 | $80 | $141.36 | $108.04 - $163.24 |
| Q3 2022 | 492,525 | $55,088 | $125.39 | $109.48 - $141.92 |
| Q2 2022 | 500,591 | $58,368 | $128.58 | $112.28 - $146.71 |
| Q1 2022 | 526,088 | $74,152 | $143.53 | $121.29 - $171.22 |
| Q4 2021 | 544,293 | $89,541 | $167.52 | $146.96 - $191.42 |
| Q3 2021 | 554,455 | $83,772 | $163.56 | $146.02 - $180.77 |
| Q2 2021 | 573,463 | $88,433 | $159.33 | $147.97 - $176.63 |
| Q1 2021 | 581,406 | $86,646 | $130.58 | $98.76 - $153.37 |
| Q4 2020 | 588,127 | $59,812 | $86.25 | $66.34 - $103.21 |
| Q3 2020 | 566,069 | $38,707 | $69.80 | $62.10 - $75.77 |
| Q2 2020 | 749,519 | $55,884 | $67.48 | $53.23 - $82.32 |
| Q1 2020 | 791,818 | $46,827 | $74.64 | $44.30 - $88.80 |
| Q4 2019 | 837,810 | $70,995 | $81.44 | $70.43 - $87.94 |
| Q3 2019 | 838,331 | $69,777 | $82.65 | $73.22 - $92.84 |
| Q2 2019 | 793,909 | $73,033 | $96.65 | $82.01 - $113.84 |
| Q1 2019 | 820,490 | $87,731 | $104.33 | $93.26 - $110.96 |
| Q4 2018 | 725,824 | $70,606 | $110.59 | $86.74 - $136.36 |
| Q3 2018 | 677,186 | $92,413 | $144.30 | $133.37 - $159.64 |
| Q2 2018 | 631,075 | $93,625 | $160.74 | $145.08 - $182.71 |
| Q1 2018 | 617,307 | $116,729 | $189.64 | $169.45 - $211.08 |
| Q4 2017 | 590,625 | $120,962 | $188.42 | $173.99 - $202.01 |
| Q3 2017 | 575,242 | $108,966 | $172.79 | $161.15 - $186.54 |
| Q2 2017 | 563,268 | $93,257 | $154.87 | $144.44 - $164.19 |
| Q1 2017 | 538,188 | $88,103 | $153.31 | $135.07 - $166.39 |
| Q4 2016 | 489,532 | $71,040 | $140.58 | $126.32 - $157.66 |
| Q3 2016 | 469,434 | $67,820 | $138.59 | $126.84 - $143.96 |
| Q2 2016 | 453,564 | $63,738 | $158.47 | $126.98 - $174.12 |
| Q1 2016 | 439,719 | $71,266 | $135.06 | $112.27 - $159.84 |
| Q4 2015 | 439,113 | $70,006 | $166.43 | $137.16 - $184.66 |
| Q3 2015 | 417,639 | $71,263 | $190.37 | $159.30 - $214.73 |
| Q2 2015 | 418,546 | $91,308 | $215.27 | $205.22 - $223.28 |
| Q1 2015 | 418,080 | $89,652 | $204.27 | $185.26 - $214.40 |
| Q4 2014 | 411,548 | $87,231 | $192.32 | $168.87 - $209.59 |
| Q3 2014 | 404,794 | $81,000 | $197.54 | $186.21 - $207.58 |
| Q2 2014 | 405,025 | $83,142 | $187.17 | $171.21 - $199.62 |
| Q1 2014 | 252,112 | $50,425 | $190.16 | $175.09 - $212.40 |
| Q4 2013 | 238,864 | $51,797 | $193.15 | $175.92 - $210.55 |
| Q3 2013 | 221,585 | $40,465 | $171.93 | $151.62 - $183.39 |
| Q2 2013 | 199,242 | $32,659 | $153.14 | $138.12 - $166.12 |