Ticker: AMG CUSIP: 008252108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 39,459 | $11 | $258.45 | $230.09 - $299.69 |
| Q3 2025 | 39,633 | $9 | $220.39 | $194.74 - $250.14 |
| Q2 2025 | 14,239 | $3 | $173.47 | $139.20 - $199.47 |
| Q1 2025 | 14,405 | $2 | $174.30 | $151.61 - $191.09 |
| Q4 2024 | 7,112 | $1 | $186.57 | $173.54 - $199.47 |
| Q3 2024 | 7,004 | $1 | $169.81 | $152.32 - $189.75 |
| Q2 2024 | 7,699 | $1 | $159.16 | $147.08 - $169.59 |
| Q1 2024 | 8,472 | $1 | $155.40 | $145.30 - $167.84 |
| Q4 2023 | 8,446 | $1 | $134.30 | $120.16 - $156.31 |
| Q3 2023 | 8,776 | $1 | $139.81 | $129.01 - $163.83 |
| Q2 2023 | 9,318 | $1 | $143.06 | $135.39 - $151.92 |
| Q1 2023 | 9,941 | $1 | $157.88 | $132.31 - $180.50 |
| Q4 2022 | 10,034 | $2 | $141.36 | $108.04 - $163.24 |
| Q3 2022 | 10,117 | $1,132 | $125.39 | $109.48 - $141.92 |
| Q2 2022 | 10,146 | $1,183 | $128.58 | $112.28 - $146.71 |
| Q1 2022 | 10,622 | $1,497 | $143.53 | $121.29 - $171.22 |
| Q4 2021 | 10,719 | $1,763 | $167.52 | $146.96 - $191.42 |
| Q3 2021 | 10,771 | $1,627 | $163.56 | $146.02 - $180.77 |
| Q2 2021 | 11,053 | $1,704 | $159.33 | $147.97 - $176.63 |
| Q1 2021 | 11,331 | $1,689 | $130.58 | $98.76 - $153.37 |
| Q4 2020 | 11,876 | $1,208 | $86.25 | $66.34 - $103.21 |
| Q3 2020 | 12,538 | $857 | $69.80 | $62.10 - $75.77 |
| Q2 2020 | 13,049 | $973 | $67.48 | $53.23 - $82.32 |
| Q1 2020 | 12,874 | $761 | $74.64 | $44.30 - $88.80 |
| Q4 2019 | 12,874 | $1,091 | $81.44 | $70.43 - $87.94 |
| Q2 2019 | 2,374 | $219 | $96.65 | $82.01 - $113.84 |
| Q1 2019 | 2,374 | $254 | $104.33 | $93.26 - $110.96 |
| Q4 2018 | 67,123 | $6,541 | $110.59 | $86.74 - $136.36 |
| Q3 2018 | 67,082 | $9,171 | $144.30 | $133.37 - $159.64 |
| Q2 2018 | 80,968 | $12,037 | $160.74 | $145.08 - $182.71 |
| Q1 2018 | 82,457 | $15,632 | $189.64 | $169.45 - $211.08 |
| Q4 2017 | 171,213 | $35,141 | $188.42 | $173.99 - $202.01 |
| Q3 2017 | 163,828 | $31,100 | $172.79 | $161.15 - $186.54 |
| Q2 2017 | 176,120 | $29,211 | $154.87 | $144.44 - $164.19 |
| Q1 2017 | 167,410 | $27,445 | $153.31 | $135.07 - $166.39 |
| Q4 2016 | 174,550 | $25,362 | $140.58 | $126.32 - $157.66 |
| Q3 2016 | 132,920 | $19,234 | $138.59 | $126.84 - $143.96 |
| Q2 2016 | 175,179 | $24,660 | $158.47 | $126.98 - $174.12 |
| Q1 2016 | 222,796 | $36,182 | $135.06 | $112.27 - $159.84 |
| Q4 2015 | 258,311 | $41,267 | $166.43 | $137.16 - $184.66 |
| Q3 2015 | 245,631 | $42,001 | $190.37 | $159.30 - $214.73 |
| Q2 2015 | 245,785 | $53,729 | $215.27 | $205.22 - $223.28 |
| Q1 2015 | 232,625 | $49,963 | $204.27 | $185.26 - $214.40 |
| Q4 2014 | 230,495 | $48,920 | $192.32 | $168.87 - $209.59 |
| Q3 2014 | 226,540 | $45,389 | $197.54 | $186.21 - $207.58 |
| Q2 2014 | 245,570 | $50,440 | $187.17 | $171.21 - $199.62 |
| Q1 2014 | 281,880 | $56,390 | $190.16 | $175.09 - $212.40 |
| Q4 2013 | 334,520 | $72,550 | $193.15 | $175.92 - $210.55 |
| Q3 2013 | 352,110 | $64,309 | $171.93 | $151.62 - $183.39 |
| Q2 2013 | 348,570 | $57,144 | $153.14 | $138.12 - $166.12 |