Ticker: AMG CUSIP: 008252108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 16,716 | $4,819 | $258.45 | $230.09 - $299.69 |
| Q3 2025 | 81,119 | $19,342 | $220.39 | $194.74 - $250.14 |
| Q2 2025 | 18,699 | $3,680 | $173.47 | $139.20 - $199.47 |
| Q1 2025 | 19,631 | $3,299 | $174.30 | $151.61 - $191.09 |
| Q4 2024 | 22,376 | $4,138 | $186.57 | $173.54 - $199.47 |
| Q3 2024 | 13,878 | $2,468 | $169.81 | $152.32 - $189.75 |
| Q2 2024 | 7,114 | $1,112 | $159.16 | $147.08 - $169.59 |
| Q1 2024 | 5,387 | $903 | $155.40 | $145.30 - $167.84 |
| Q4 2023 | 8,894 | $1,346 | $134.30 | $120.16 - $156.31 |
| Q3 2023 | 11,191 | $1,459 | $139.81 | $129.01 - $163.83 |
| Q2 2023 | 22,611 | $3,389 | $143.06 | $135.39 - $151.92 |
| Q1 2023 | 13,310 | $1,896 | $157.88 | $132.31 - $180.50 |
| Q4 2022 | 11,539 | $1,828 | $141.36 | $108.04 - $163.24 |
| Q3 2022 | 2,238 | $250 | $125.39 | $109.48 - $141.92 |
| Q2 2022 | 1,146 | $134 | $128.58 | $112.28 - $146.71 |
| Q1 2022 | 18,158 | $2,559 | $143.53 | $121.29 - $171.22 |
| Q4 2021 | 19,785 | $3,256 | $167.52 | $146.96 - $191.42 |
| Q3 2021 | 18,094 | $2,734 | $163.56 | $146.02 - $180.77 |
| Q2 2021 | 45,764 | $7,057 | $159.33 | $147.97 - $176.63 |
| Q1 2021 | 16,768 | $2,499 | $130.58 | $98.76 - $153.37 |
| Q4 2020 | 6,258 | $638 | $86.25 | $66.34 - $103.21 |
| Q3 2020 | 2,416 | $165 | $69.80 | $62.10 - $75.77 |
| Q2 2020 | 8,512 | $636 | $67.48 | $53.23 - $82.32 |
| Q1 2020 | 5,882 | $348 | $74.64 | $44.30 - $88.80 |
| Q4 2019 | 15,416 | $1,306 | $81.44 | $70.43 - $87.94 |
| Q3 2019 | 31,648 | $2,637 | $82.65 | $73.22 - $92.84 |
| Q2 2019 | 31,554 | $2,907 | $96.65 | $82.01 - $113.84 |
| Q1 2019 | 25,708 | $2,754 | $104.33 | $93.26 - $110.96 |
| Q4 2018 | 77,082 | $7,510 | $110.59 | $86.74 - $136.36 |
| Q3 2018 | 84,911 | $11,610 | $144.30 | $133.37 - $159.64 |
| Q2 2018 | 112,825 | $16,773 | $160.74 | $145.08 - $182.71 |
| Q1 2018 | 84,164 | $15,956 | $189.64 | $169.45 - $211.08 |
| Q4 2017 | 87,336 | $17,926 | $188.42 | $173.99 - $202.01 |
| Q3 2017 | 81,633 | $15,498 | $172.79 | $161.15 - $186.54 |
| Q2 2017 | 67,465 | $11,191 | $154.87 | $144.44 - $164.19 |
| Q1 2017 | 68,857 | $11,289 | $153.31 | $135.07 - $166.39 |
| Q4 2016 | 159,201 | $23,130 | $140.58 | $126.32 - $157.66 |
| Q3 2016 | 168,788 | $24,424 | $138.59 | $126.84 - $143.96 |
| Q2 2016 | 167,340 | $23,557 | $158.47 | $126.98 - $174.12 |
| Q1 2016 | 153,205 | $24,879 | $135.06 | $112.27 - $159.84 |
| Q4 2015 | 164,064 | $26,214 | $166.43 | $137.16 - $184.66 |
| Q3 2015 | 135,017 | $23,088 | $190.37 | $159.30 - $214.73 |
| Q2 2015 | 231,606 | $50,630 | $215.27 | $205.22 - $223.28 |
| Q1 2015 | 255,684 | $54,914 | $204.27 | $185.26 - $214.40 |
| Q4 2014 | 112,604 | $23,900 | $192.32 | $168.87 - $209.59 |
| Q3 2014 | 245,332 | $49,156 | $197.54 | $186.21 - $207.58 |
| Q2 2014 | 177,102 | $36,376 | $187.17 | $171.21 - $199.62 |
| Q1 2014 | 139,259 | $27,859 | $190.16 | $175.09 - $212.40 |
| Q4 2013 | 159,882 | $34,675 | $193.15 | $175.92 - $210.55 |
| Q3 2013 | 165,671 | $30,258 | $171.93 | $151.62 - $183.39 |
| Q2 2013 | 164,370 | $26,947 | $153.14 | $138.12 - $166.12 |