Ticker: AMG CUSIP: 008252108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 1,087 | $313 | $258.45 | $230.09 - $299.69 |
| Q3 2025 | 1,108 | $264 | $220.39 | $194.74 - $250.14 |
| Q2 2025 | 1,113 | $219 | $173.47 | $139.20 - $199.47 |
| Q1 2025 | 1,157 | $194 | $174.30 | $151.61 - $191.09 |
| Q4 2024 | 1,115 | $206 | $186.57 | $173.54 - $199.47 |
| Q3 2024 | 1,142 | $203 | $169.81 | $152.32 - $189.75 |
| Q4 2021 | 1,253 | $206 | $167.52 | $146.96 - $191.42 |
| Q1 2021 | 1,683 | $251 | $130.58 | $98.76 - $153.37 |
| Q4 2020 | 2,010 | $204 | $86.25 | $66.34 - $103.21 |
| Q1 2020 | 23,421 | $1,385 | $74.64 | $44.30 - $88.80 |
| Q4 2019 | 23,407 | $1,984 | $81.44 | $70.43 - $87.94 |
| Q4 2018 | 2,333 | $227 | $110.59 | $86.74 - $136.36 |
| Q3 2018 | 2,333 | $319 | $144.30 | $133.37 - $159.64 |
| Q2 2018 | 2,337 | $347 | $160.74 | $145.08 - $182.71 |
| Q1 2018 | 2,329 | $442 | $189.64 | $169.45 - $211.08 |
| Q4 2017 | 2,525 | $518 | $188.42 | $173.99 - $202.01 |
| Q3 2017 | 2,525 | $479 | $172.79 | $161.15 - $186.54 |
| Q2 2017 | 2,525 | $419 | $154.87 | $144.44 - $164.19 |
| Q1 2017 | 2,525 | $414 | $153.31 | $135.07 - $166.39 |
| Q4 2016 | 2,525 | $367 | $140.58 | $126.32 - $157.66 |
| Q3 2016 | 2,925 | $423 | $138.59 | $126.84 - $143.96 |
| Q2 2016 | 2,925 | $412 | $158.47 | $126.98 - $174.12 |
| Q1 2016 | 2,925 | $475 | $135.06 | $112.27 - $159.84 |
| Q4 2015 | 2,925 | $467 | $166.43 | $137.16 - $184.66 |
| Q3 2015 | 2,925 | $500 | $190.37 | $159.30 - $214.73 |
| Q2 2015 | 2,925 | $639 | $215.27 | $205.22 - $223.28 |
| Q1 2015 | 2,925 | $628 | $204.27 | $185.26 - $214.40 |
| Q4 2014 | 2,925 | $621 | $192.32 | $168.87 - $209.59 |
| Q3 2014 | 2,925 | $586 | $197.54 | $186.21 - $207.58 |
| Q2 2014 | 2,925 | $601 | $187.17 | $171.21 - $199.62 |
| Q1 2014 | 3,000 | $600 | $190.16 | $175.09 - $212.40 |
| Q4 2013 | 3,150 | $683 | $193.15 | $175.92 - $210.55 |
| Q3 2013 | 3,150 | $575 | $171.93 | $151.62 - $183.39 |
| Q2 2013 | 3,220 | $528 | $153.14 | $138.12 - $166.12 |