Ticker: AMG CUSIP: 008252108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 1,492 | $430 | $258.45 | $230.09 - $299.69 |
| Q1 2025 | 2,128 | $358 | $174.30 | $151.61 - $191.09 |
| Q4 2024 | 2,151 | $398 | $186.57 | $173.54 - $199.47 |
| Q3 2024 | 2,149 | $382 | $169.81 | $152.32 - $189.75 |
| Q2 2024 | 1,512 | $236 | $159.16 | $147.08 - $169.59 |
| Q3 2019 | 250 | $20 | $82.65 | $73.22 - $92.84 |
| Q2 2019 | 250 | $23 | $96.65 | $82.01 - $113.84 |
| Q1 2019 | 250 | $26 | $104.33 | $93.26 - $110.96 |
| Q4 2018 | 263 | $25 | $110.59 | $86.74 - $136.36 |
| Q2 2018 | 9,068 | $1,347 | $160.74 | $145.08 - $182.71 |
| Q1 2018 | 370 | $75 | $189.64 | $169.45 - $211.08 |
| Q4 2017 | 370 | $75 | $188.42 | $173.99 - $202.01 |
| Q3 2017 | 250 | $47 | $172.79 | $161.15 - $186.54 |
| Q2 2017 | 13,289 | $2,171 | $154.87 | $144.44 - $164.19 |
| Q1 2017 | 13,289 | $2,171 | $153.31 | $135.07 - $166.39 |
| Q4 2016 | 13,115 | $1,905 | $140.58 | $126.32 - $157.66 |
| Q3 2016 | 165 | $23 | $138.59 | $126.84 - $143.96 |
| Q2 2016 | 165 | $23 | $158.47 | $126.98 - $174.12 |
| Q1 2016 | 200 | $32 | $135.06 | $112.27 - $159.84 |
| Q4 2015 | 216 | $33 | $166.43 | $137.16 - $184.66 |
| Q3 2015 | 276 | $46 | $190.37 | $159.30 - $214.73 |
| Q2 2015 | 396 | $86 | $215.27 | $205.22 - $223.28 |
| Q1 2015 | 35,618 | $7,648 | $204.27 | $185.26 - $214.40 |
| Q4 2014 | 781 | $165 | $192.32 | $168.87 - $209.59 |
| Q3 2014 | 50 | $9 | $197.54 | $186.21 - $207.58 |
| Q2 2014 | 24 | $4 | $187.17 | $171.21 - $199.62 |
| Q1 2014 | 24 | $4 | $190.16 | $175.09 - $212.40 |
| Q4 2013 | 24 | $5 | $193.15 | $175.92 - $210.55 |
| Q3 2013 | 336 | $61 | $171.93 | $151.62 - $183.39 |
| Q2 2013 | 564 | $92 | $153.14 | $138.12 - $166.12 |
| Q3 2012 | 7,836 | $963 | — | — |
| Q3 2007 | 14,545 | $1,854 | — | — |
| Q2 2007 | 14,545 | $1,872 | — | — |
| Q1 2007 | 14,545 | $1,575 | — | — |