Ticker: AMG CUSIP: 008252108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 295,418 | $85,163 | $258.45 | $230.09 - $299.69 |
| Q3 2025 | 350,212 | $83,501 | $220.39 | $194.74 - $250.14 |
| Q2 2025 | 177,441 | $34,915 | $173.47 | $139.20 - $199.47 |
| Q1 2025 | 120,659 | $20,274 | $174.30 | $151.61 - $191.09 |
| Q4 2024 | 139,567 | $25,809 | $186.57 | $173.54 - $199.47 |
| Q3 2024 | 68,988 | $12,266 | $169.81 | $152.32 - $189.75 |
| Q2 2024 | 64,275 | $10,042 | $159.16 | $147.08 - $169.59 |
| Q1 2024 | 48,580 | $8,136 | $155.40 | $145.30 - $167.84 |
| Q4 2023 | 47,180 | $7,144 | $134.30 | $120.16 - $156.31 |
| Q3 2023 | 48,788 | $6,359 | $139.81 | $129.01 - $163.83 |
| Q2 2023 | 46,591 | $6,984 | $143.06 | $135.39 - $151.92 |
| Q1 2023 | 44,923 | $6,398 | $157.88 | $132.31 - $180.50 |
| Q4 2022 | 36,407 | $5,768 | $141.36 | $108.04 - $163.24 |
| Q3 2022 | 30,054 | $3,362 | $125.39 | $109.48 - $141.92 |
| Q2 2022 | 32,355 | $3,773 | $128.58 | $112.28 - $146.71 |
| Q1 2022 | 33,364 | $4,702 | $143.53 | $121.29 - $171.22 |
| Q4 2021 | 48,588 | $7,993 | $167.52 | $146.96 - $191.42 |
| Q3 2021 | 49,730 | $7,514 | $163.56 | $146.02 - $180.77 |
| Q2 2021 | 55,285 | $8,526 | $159.33 | $147.97 - $176.63 |
| Q1 2021 | 40,827 | $6,084 | $130.58 | $98.76 - $153.37 |
| Q4 2020 | 51,733 | $5,261 | $86.25 | $66.34 - $103.21 |
| Q3 2020 | 44,843 | $3,067 | $69.80 | $62.10 - $75.77 |
| Q2 2020 | 2,130 | $159 | $67.48 | $53.23 - $82.32 |
| Q1 2020 | 1,287 | $76 | $74.64 | $44.30 - $88.80 |
| Q4 2019 | 41,045 | $3,478 | $81.44 | $70.43 - $87.94 |
| Q3 2019 | 45,115 | $3,760 | $82.65 | $73.22 - $92.84 |
| Q2 2019 | 40,199 | $3,704 | $96.65 | $82.01 - $113.84 |
| Q1 2019 | 39,325 | $4,212 | $104.33 | $93.26 - $110.96 |
| Q4 2018 | 17,934 | $1,748 | $110.59 | $86.74 - $136.36 |
| Q3 2018 | 35,024 | $4,789 | $144.30 | $133.37 - $159.64 |
| Q2 2018 | 20,622 | $3,065 | $160.74 | $145.08 - $182.71 |
| Q1 2018 | 83,180 | $15,770 | $189.64 | $169.45 - $211.08 |
| Q4 2017 | 105,261 | $21,605 | $188.42 | $173.99 - $202.01 |
| Q3 2017 | 60,089 | $11,407 | $172.79 | $161.15 - $186.54 |
| Q2 2017 | 17,505 | $2,902 | $154.87 | $144.44 - $164.19 |
| Q1 2017 | 22,134 | $3,630 | $153.31 | $135.07 - $166.39 |
| Q4 2016 | 14,238 | $2,069 | $140.58 | $126.32 - $157.66 |
| Q3 2016 | 71,831 | $10,394 | $138.59 | $126.84 - $143.96 |
| Q2 2016 | 12,155 | $1,711 | $158.47 | $126.98 - $174.12 |
| Q1 2016 | 15,956 | $2,591 | $135.06 | $112.27 - $159.84 |
| Q4 2015 | 33,044 | $5,279 | $166.43 | $137.16 - $184.66 |
| Q3 2015 | 34,642 | $5,923 | $190.37 | $159.30 - $214.73 |
| Q2 2015 | 61,002 | $13,336 | $215.27 | $205.22 - $223.28 |
| Q1 2015 | 102,073 | $21,924 | $204.27 | $185.26 - $214.40 |
| Q4 2014 | 132,409 | $28,103 | $192.32 | $168.87 - $209.59 |