Ticker: AMG CUSIP: 008252108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 1,936 | $558 | $258.45 | $230.09 - $299.69 |
| Q3 2025 | 1,187 | $283 | $220.39 | $194.74 - $250.14 |
| Q2 2025 | 1,191 | $234 | $173.47 | $139.20 - $199.47 |
| Q1 2025 | 2,037 | $342 | $174.30 | $151.61 - $191.09 |
| Q4 2024 | 2,090 | $386 | $186.57 | $173.54 - $199.47 |
| Q3 2024 | 2,145 | $381 | $169.81 | $152.32 - $189.75 |
| Q2 2024 | 1,993 | $311 | $159.16 | $147.08 - $169.59 |
| Q1 2024 | 2,140 | $358 | $155.40 | $145.30 - $167.84 |
| Q4 2023 | 2,285 | $346 | $134.30 | $120.16 - $156.31 |
| Q1 2023 | 1,458 | $208 | $157.88 | $132.31 - $180.50 |
| Q1 2022 | 2,035 | $287 | $143.53 | $121.29 - $171.22 |
| Q4 2021 | 1,981 | $326 | $167.52 | $146.96 - $191.42 |
| Q3 2021 | 1,976 | $299 | $163.56 | $146.02 - $180.77 |
| Q2 2021 | 2,077 | $320 | $159.33 | $147.97 - $176.63 |
| Q1 2021 | 1,359 | $203 | $130.58 | $98.76 - $153.37 |
| Q2 2020 | 2,920 | $218 | $67.48 | $53.23 - $82.32 |
| Q4 2019 | 4,326 | $367 | $81.44 | $70.43 - $87.94 |
| Q3 2019 | 4,654 | $388 | $82.65 | $73.22 - $92.84 |
| Q2 2019 | 6,137 | $561 | $96.65 | $82.01 - $113.84 |
| Q1 2019 | 9,199 | $985 | $104.33 | $93.26 - $110.96 |
| Q4 2018 | 9,134 | $890 | $110.59 | $86.74 - $136.36 |
| Q3 2018 | 8,321 | $1,138 | $144.30 | $133.37 - $159.64 |
| Q2 2018 | 8,567 | $1,274 | $160.74 | $145.08 - $182.71 |
| Q1 2018 | 10,235 | $1,940 | $189.64 | $169.45 - $211.08 |
| Q4 2017 | 12,185 | $2,516 | $188.42 | $173.99 - $202.01 |
| Q3 2017 | 12,961 | $2,460 | $172.79 | $161.15 - $186.54 |
| Q2 2017 | 15,311 | $2,539 | $154.87 | $144.44 - $164.19 |
| Q1 2017 | 15,768 | $2,585 | $153.31 | $135.07 - $166.39 |
| Q4 2016 | 15,593 | $2,266 | $140.58 | $126.32 - $157.66 |
| Q3 2016 | 15,662 | $2,266 | $138.59 | $126.84 - $143.96 |
| Q2 2016 | 20,048 | $2,827 | $158.47 | $126.98 - $174.12 |
| Q1 2016 | 15,192 | $2,467 | $135.06 | $112.27 - $159.84 |
| Q4 2015 | 14,708 | $2,350 | $166.43 | $137.16 - $184.66 |
| Q3 2015 | 14,799 | $2,530 | $190.37 | $159.30 - $214.73 |
| Q2 2015 | 13,071 | $2,857 | $215.27 | $205.22 - $223.28 |
| Q1 2015 | 14,072 | $3,182 | $204.27 | $185.26 - $214.40 |
| Q4 2014 | 14,279 | $3,031 | $192.32 | $168.87 - $209.59 |
| Q3 2014 | 12,599 | $2,524 | $197.54 | $186.21 - $207.58 |
| Q2 2014 | 12,686 | $2,606 | $187.17 | $171.21 - $199.62 |
| Q1 2014 | 9,222 | $1,845 | $190.16 | $175.09 - $212.40 |
| Q4 2013 | 8,551 | $1,855 | $193.15 | $175.92 - $210.55 |
| Q3 2013 | 9,610 | $1,755 | $171.93 | $151.62 - $183.39 |
| Q2 2013 | 11,117 | $1,823 | $153.14 | $138.12 - $166.12 |