Ticker: AMG CUSIP: 008252108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 247,189 | $71,260 | $258.45 | $230.09 - $299.69 |
| Q3 2025 | 244,143 | $58,211 | $220.39 | $194.74 - $250.14 |
| Q2 2025 | 255,779 | $50,330 | $173.47 | $139.20 - $199.47 |
| Q1 2025 | 277,149 | $46,569 | $174.30 | $151.61 - $191.09 |
| Q4 2024 | 280,959 | $51,955 | $186.57 | $173.54 - $199.47 |
| Q3 2024 | 293,841 | $52,245 | $169.81 | $152.32 - $189.75 |
| Q2 2024 | 341,450 | $53,345 | $159.16 | $147.08 - $169.59 |
| Q1 2024 | 348,201 | $58,313 | $155.40 | $145.30 - $167.84 |
| Q4 2023 | 389,228 | $58,937 | $134.30 | $120.16 - $156.31 |
| Q3 2023 | 379,555 | $49,471 | $139.81 | $129.01 - $163.83 |
| Q2 2023 | 398,379 | $59,713 | $143.06 | $135.39 - $151.92 |
| Q1 2023 | 407,037 | $57,970 | $157.88 | $132.31 - $180.50 |
| Q4 2022 | 406,227 | $64,359 | $141.36 | $108.04 - $163.24 |
| Q3 2022 | 413,212 | $46,217 | $125.39 | $109.48 - $141.92 |
| Q2 2022 | 432,281 | $50,405 | $128.58 | $112.28 - $146.71 |
| Q1 2022 | 447,659 | $63,097 | $143.53 | $121.29 - $171.22 |
| Q4 2021 | 450,581 | $74,123 | $167.52 | $146.96 - $191.42 |
| Q3 2021 | 450,768 | $68,107 | $163.56 | $146.02 - $180.77 |
| Q2 2021 | 439,512 | $67,777 | $159.33 | $147.97 - $176.63 |
| Q1 2021 | 448,069 | $66,775 | $130.58 | $98.76 - $153.37 |
| Q4 2020 | 465,073 | $47,297 | $86.25 | $66.34 - $103.21 |
| Q3 2020 | 537,358 | $36,745 | $69.80 | $62.10 - $75.77 |
| Q2 2020 | 554,532 | $41,345 | $67.48 | $53.23 - $82.32 |
| Q1 2020 | 648,974 | $38,380 | $74.64 | $44.30 - $88.80 |
| Q4 2019 | 584,669 | $49,543 | $81.44 | $70.43 - $87.94 |
| Q3 2019 | 468,254 | $39,029 | $82.65 | $73.22 - $92.84 |
| Q2 2019 | 460,309 | $42,412 | $96.65 | $82.01 - $113.84 |
| Q1 2019 | 444,484 | $47,608 | $104.33 | $93.26 - $110.96 |
| Q4 2018 | 455,393 | $44,373 | $110.59 | $86.74 - $136.36 |
| Q3 2018 | 434,750 | $59,438 | $144.30 | $133.37 - $159.64 |
| Q2 2018 | 514,959 | $76,559 | $160.74 | $145.08 - $182.71 |
| Q1 2018 | 549,467 | $104,169 | $189.64 | $169.45 - $211.08 |
| Q4 2017 | 579,976 | $119,041 | $188.42 | $173.99 - $202.01 |
| Q3 2017 | 575,615 | $109,270 | $172.79 | $161.15 - $186.54 |
| Q2 2017 | 624,357 | $103,556 | $154.87 | $144.44 - $164.19 |
| Q1 2017 | 718,880 | $117,853 | $153.31 | $135.07 - $166.39 |
| Q4 2016 | 824,367 | $119,780 | $140.58 | $126.32 - $157.66 |
| Q3 2016 | 915,271 | $132,438 | $138.59 | $126.84 - $143.96 |
| Q2 2016 | 913,449 | $128,586 | $158.47 | $126.98 - $174.12 |
| Q1 2016 | 938,817 | $152,464 | $135.06 | $112.27 - $159.84 |
| Q4 2015 | 946,649 | $151,238 | $166.43 | $137.16 - $184.66 |
| Q3 2015 | 930,420 | $159,092 | $190.37 | $159.30 - $214.73 |
| Q2 2015 | 908,221 | $198,536 | $215.27 | $205.22 - $223.28 |
| Q1 2015 | 930,117 | $199,769 | $204.27 | $185.26 - $214.40 |
| Q4 2014 | 921,658 | $195,611 | $192.32 | $168.87 - $209.59 |
| Q3 2014 | 913,843 | $183,097 | $197.54 | $186.21 - $207.58 |
| Q2 2014 | 1,036,668 | $212,931 | $187.17 | $171.21 - $199.62 |
| Q1 2014 | 953,182 | $190,684 | $190.16 | $175.09 - $212.40 |
| Q4 2013 | 892,573 | $193,581 | $193.15 | $175.92 - $210.55 |
| Q3 2013 | 822,909 | $150,295 | $171.93 | $151.62 - $183.39 |
| Q2 2013 | 812,169 | $133,146 | $153.14 | $138.12 - $166.12 |