Ticker: AMG CUSIP: 008252108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 229 | $66 | $258.45 | $230.09 - $299.69 |
| Q3 2025 | 220 | $52 | $220.39 | $194.74 - $250.14 |
| Q2 2025 | 541 | $106 | $173.47 | $139.20 - $199.47 |
| Q1 2025 | 236 | $40 | $174.30 | $151.61 - $191.09 |
| Q4 2024 | 252 | $47 | $186.57 | $173.54 - $199.47 |
| Q3 2024 | 307 | $55 | $169.81 | $152.32 - $189.75 |
| Q2 2024 | 4 | $1 | $159.16 | $147.08 - $169.59 |
| Q1 2024 | 10 | $2 | $155.40 | $145.30 - $167.84 |
| Q2 2023 | 13 | $2 | $143.06 | $135.39 - $151.92 |
| Q1 2022 | 70 | $10 | $143.53 | $121.29 - $171.22 |
| Q4 2021 | 63 | $10 | $167.52 | $146.96 - $191.42 |
| Q3 2021 | 47 | $7 | $163.56 | $146.02 - $180.77 |
| Q2 2021 | 47 | $7 | $159.33 | $147.97 - $176.63 |
| Q1 2021 | 20 | $3 | $130.58 | $98.76 - $153.37 |
| Q4 2020 | 124 | $13 | $86.25 | $66.34 - $103.21 |
| Q3 2020 | 124 | $8 | $69.80 | $62.10 - $75.77 |
| Q2 2020 | 124 | $9 | $67.48 | $53.23 - $82.32 |
| Q1 2020 | 1,186 | $70 | $74.64 | $44.30 - $88.80 |
| Q4 2019 | 1,205 | $102 | $81.44 | $70.43 - $87.94 |
| Q3 2019 | 1,205 | $100 | $82.65 | $73.22 - $92.84 |
| Q2 2019 | 1,206 | $111 | $96.65 | $82.01 - $113.84 |
| Q1 2019 | 1,301 | $139 | $104.33 | $93.26 - $110.96 |
| Q4 2018 | 592 | $58 | $110.59 | $86.74 - $136.36 |
| Q3 2018 | 8,693 | $1,189 | $144.30 | $133.37 - $159.64 |
| Q2 2018 | 10,521 | $1,564 | $160.74 | $145.08 - $182.71 |
| Q1 2018 | 11,883 | $2,253 | $189.64 | $169.45 - $211.08 |
| Q4 2017 | 13,112 | $2,691 | $188.42 | $173.99 - $202.01 |
| Q3 2017 | 15,207 | $2,886 | $172.79 | $161.15 - $186.54 |
| Q2 2017 | 15,379 | $2,550 | $154.87 | $144.44 - $164.19 |
| Q1 2017 | 15,302 | $2,509 | $153.31 | $135.07 - $166.39 |
| Q4 2016 | 13,002 | $1,889 | $140.58 | $126.32 - $157.66 |
| Q3 2016 | 7,564 | $1,095 | $138.59 | $126.84 - $143.96 |
| Q2 2016 | 6,488 | $913 | $158.47 | $126.98 - $174.12 |
| Q1 2016 | 1,397 | $300 | $135.06 | $112.27 - $159.84 |
| Q4 2015 | 7,315 | $1,169 | $166.43 | $137.16 - $184.66 |
| Q3 2015 | 8,044 | $1,375 | $190.37 | $159.30 - $214.73 |
| Q2 2015 | 2,205 | $482 | $215.27 | $205.22 - $223.28 |
| Q1 2015 | 1,397 | $300 | $204.27 | $185.26 - $214.40 |
| Q4 2014 | 580 | $123 | $192.32 | $168.87 - $209.59 |
| Q1 2014 | 1,080 | $216 | $190.16 | $175.09 - $212.40 |
| Q4 2013 | 942 | $204 | $193.15 | $175.92 - $210.55 |
| Q3 2013 | 1,198 | $219 | $171.93 | $151.62 - $183.39 |
| Q2 2013 | 1,634 | $268 | $153.14 | $138.12 - $166.12 |
| Q1 2013 | 2,039 | $313 | $141.17 | $128.74 - $151.12 |
| Q4 2012 | 2,238 | $291 | — | — |
| Q3 2012 | 2,238 | $275 | — | — |
| Q2 2012 | 2,588 | $283 | — | — |
| Q1 2012 | 2,711 | $303 | — | — |
| Q4 2011 | 3,714 | $356 | — | — |
| Q3 2011 | 3,652 | $285 | — | — |
| Q2 2011 | 3,430 | $348 | — | — |
| Q1 2011 | 4,618 | $505 | — | — |
| Q4 2010 | 5,218 | $518 | — | — |
| Q3 2010 | 7,191 | $561 | — | — |
| Q2 2010 | 8,225 | $500 | — | — |
| Q1 2010 | 8,408 | $664 | — | — |
| Q4 2009 | 9,188 | $619 | — | — |
| Q3 2009 | 8,084 | $526 | — | — |
| Q2 2009 | 7,866 | $458 | — | — |
| Q1 2009 | 8,485 | $354 | — | — |