Ticker: AMG CUSIP: 008252108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 1,100 | $317 | $258.45 | $230.09 - $299.69 |
| Q3 2024 | 2,720 | $484 | $169.81 | $152.32 - $189.75 |
| Q2 2024 | 1,523 | $238 | $159.16 | $147.08 - $169.59 |
| Q1 2024 | 3,545 | $594 | $155.40 | $145.30 - $167.84 |
| Q4 2023 | 5,556 | $841 | $134.30 | $120.16 - $156.31 |
| Q3 2023 | 2,357 | $307 | $139.81 | $129.01 - $163.83 |
| Q2 2023 | 2,045 | $307 | $143.06 | $135.39 - $151.92 |
| Q1 2023 | 1,760 | $251 | $157.88 | $132.31 - $180.50 |
| Q3 2022 | 5,378 | $602 | $125.39 | $109.48 - $141.92 |
| Q2 2022 | 6,125 | $714 | $128.58 | $112.28 - $146.71 |
| Q1 2022 | 6,534 | $921 | $143.53 | $121.29 - $171.22 |
| Q4 2021 | 10,192 | $1,677 | $167.52 | $146.96 - $191.42 |
| Q3 2021 | 4,725 | $714 | $163.56 | $146.02 - $180.77 |
| Q2 2021 | 3,831 | $591 | $159.33 | $147.97 - $176.63 |
| Q3 2019 | 16,399 | $1,366 | $82.65 | $73.22 - $92.84 |
| Q4 2018 | 20,503 | $1,998 | $110.59 | $86.74 - $136.36 |
| Q3 2018 | 16,705 | $2,285 | $144.30 | $133.37 - $159.64 |
| Q2 2018 | 15,604 | $2,319 | $160.74 | $145.08 - $182.71 |
| Q1 2018 | 221,749 | $42,041 | $189.64 | $169.45 - $211.08 |
| Q4 2017 | 193,640 | $39,744 | $188.42 | $173.99 - $202.01 |
| Q3 2017 | 189,705 | $36,011 | $172.79 | $161.15 - $186.54 |
| Q2 2017 | 215,930 | $35,814 | $154.87 | $144.44 - $164.19 |
| Q1 2017 | 215,760 | $35,373 | $153.31 | $135.07 - $166.39 |
| Q4 2016 | 201,049 | $29,213 | $140.58 | $126.32 - $157.66 |
| Q3 2016 | 154,148 | $22,305 | $138.59 | $126.84 - $143.96 |
| Q2 2016 | 135,820 | $19,119 | $158.47 | $126.98 - $174.12 |
| Q1 2016 | 137,820 | $22,382 | $135.06 | $112.27 - $159.84 |
| Q4 2015 | 156,007 | $24,924 | $166.43 | $137.16 - $184.66 |
| Q3 2015 | 121,406 | $20,759 | $190.37 | $159.30 - $214.73 |
| Q2 2015 | 118,597 | $25,925 | $215.27 | $205.22 - $223.28 |
| Q1 2015 | 130,934 | $28,122 | $204.27 | $185.26 - $214.40 |
| Q4 2014 | 127,868 | $27,138 | $192.32 | $168.87 - $209.59 |
| Q3 2014 | 178,069 | $35,677 | $197.54 | $186.21 - $207.58 |
| Q2 2014 | 46,447 | $9,540 | $187.17 | $171.21 - $199.62 |
| Q1 2014 | 48,564 | $9,715 | $190.16 | $175.09 - $212.40 |
| Q4 2013 | 46,421 | $10,068 | $193.15 | $175.92 - $210.55 |
| Q3 2013 | 63,105 | $11,526 | $171.93 | $151.62 - $183.39 |
| Q2 2013 | 62,708 | $10,280 | $153.14 | $138.12 - $166.12 |