AFFILIATED MANAGERS GROUP

Ticker: AMG CUSIP: 008252108 Class: COM

DIMENSIONAL FUND ADVISORS LP's Holding History (CIK: 0000354204)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 699,448 Value ($000) $201,640 Avg Close $258.45 Range $230.09 - $299.69

Q3 2025

Shares 684,116 Value ($000) $163,113 Avg Close $220.39 Range $194.74 - $250.14

Q2 2025

Shares 676,225 Value ($000) $133,065 Avg Close $173.47 Range $139.20 - $199.47

Q1 2025

Shares 709,366 Value ($000) $119,189 Avg Close $174.30 Range $151.61 - $191.09

Q4 2024

Shares 761,198 Value ($000) $140,763 Avg Close $186.57 Range $173.54 - $199.47

Q3 2024

Shares 782,051 Value ($000) $139,045 Avg Close $169.81 Range $152.32 - $189.75

Q2 2024

Shares 826,123 Value ($000) $129,065 Avg Close $159.16 Range $147.08 - $169.59

Q1 2024

Shares 796,064 Value ($000) $133,317 Avg Close $155.40 Range $145.30 - $167.84

Q4 2023

Shares 771,104 Value ($000) $116,764 Avg Close $134.30 Range $120.16 - $156.31

Q3 2023

Shares 764,839 Value ($000) $99,695 Avg Close $139.81 Range $129.01 - $163.83

Q2 2023

Shares 808,008 Value ($000) $121,115 Avg Close $143.06 Range $135.39 - $151.92

Q1 2023

Shares 791,890 Value ($000) $112,775 Avg Close $157.88 Range $132.31 - $180.50

Q4 2022

Shares 779,119 Value ($000) $123 Avg Close $141.36 Range $108.04 - $163.24

Q3 2022

Shares 777,024 Value ($000) $86,915 Avg Close $125.39 Range $109.48 - $141.92

Q2 2022

Shares 758,557 Value ($000) $88,446 Avg Close $128.58 Range $112.28 - $146.71

Q1 2022

Shares 750,831 Value ($000) $105,843 Avg Close $143.53 Range $121.29 - $171.22

Q4 2021

Shares 734,387 Value ($000) $120,813 Avg Close $167.52 Range $146.96 - $191.42

Q3 2021

Shares 740,585 Value ($000) $111,903 Avg Close $163.56 Range $146.02 - $180.77

Q2 2021

Shares 742,642 Value ($000) $114,521 Avg Close $159.33 Range $147.97 - $176.63

Q1 2021

Shares 765,412 Value ($000) $114,069 Avg Close $130.58 Range $98.76 - $153.37

Q4 2020

Shares 766,986 Value ($000) $78,001 Avg Close $86.25 Range $66.34 - $103.21

Q3 2020

Shares 789,473 Value ($000) $53,981 Avg Close $69.80 Range $62.10 - $75.77

Q2 2020

Shares 776,836 Value ($000) $57,912 Avg Close $67.48 Range $53.23 - $82.32

Q1 2020

Shares 719,287 Value ($000) $42,542 Avg Close $74.64 Range $44.30 - $88.80

Q4 2019

Shares 656,965 Value ($000) $55,671 Avg Close $81.44 Range $70.43 - $87.94

Q3 2019

Shares 551,710 Value ($000) $45,984 Avg Close $82.65 Range $73.22 - $92.84

Q2 2019

Shares 396,296 Value ($000) $36,514 Avg Close $96.65 Range $82.01 - $113.84

Q1 2019

Shares 358,267 Value ($000) $38,373 Avg Close $104.33 Range $93.26 - $110.96

Q4 2018

Shares 344,237 Value ($000) $33,541 Avg Close $110.59 Range $86.74 - $136.36

Q3 2018

Shares 298,237 Value ($000) $40,777 Avg Close $144.30 Range $133.37 - $159.64

Q2 2018

Shares 296,626 Value ($000) $44,106 Avg Close $160.74 Range $145.08 - $182.71

Q1 2018

Shares 293,203 Value ($000) $55,585 Avg Close $189.64 Range $169.45 - $211.08

Q4 2017

Shares 295,279 Value ($000) $60,610 Avg Close $188.42 Range $173.99 - $202.01

Q3 2017

Shares 295,150 Value ($000) $56,028 Avg Close $172.79 Range $161.15 - $186.54

Q2 2017

Shares 295,233 Value ($000) $48,967 Avg Close $154.87 Range $144.44 - $164.19

Q1 2017

Shares 294,466 Value ($000) $48,273 Avg Close $153.31 Range $135.07 - $166.39

Q4 2016

Shares 280,523 Value ($000) $40,759 Avg Close $140.58 Range $126.32 - $157.66

Q3 2016

Shares 289,315 Value ($000) $41,857 Avg Close $138.59 Range $126.84 - $143.96

Q2 2016

Shares 274,987 Value ($000) $38,709 Avg Close $158.47 Range $126.98 - $174.12

Q1 2016

Shares 239,857 Value ($000) $38,953 Avg Close $135.06 Range $112.27 - $159.84

Q4 2015

Shares 227,196 Value ($000) $36,298 Avg Close $166.43 Range $137.16 - $184.66

Q3 2015

Shares 218,715 Value ($000) $37,395 Avg Close $190.37 Range $159.30 - $214.73

Q2 2015

Shares 198,316 Value ($000) $43,355 Avg Close $215.27 Range $205.22 - $223.28

Q1 2015

Shares 147,072 Value ($000) $31,588 Avg Close $204.27 Range $185.26 - $214.40

Q4 2014

Shares 119,381 Value ($000) $25,339 Avg Close $192.32 Range $168.87 - $209.59

Q3 2014

Shares 99,175 Value ($000) $19,872 Avg Close $197.54 Range $186.21 - $207.58

Q2 2014

Shares 110,500 Value ($000) $22,693 Avg Close $187.17 Range $171.21 - $199.62

Q1 2014

Shares 111,236 Value ($000) $22,235 Avg Close $190.16 Range $175.09 - $212.40

Q4 2013

Shares 110,636 Value ($000) $23,993 Avg Close $193.15 Range $175.92 - $210.55

Q3 2013

Shares 112,252 Value ($000) $20,501 Avg Close $171.93 Range $151.62 - $183.39

Q2 2013

Shares 108,850 Value ($000) $17,842 Avg Close $153.14 Range $138.12 - $166.12

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	699,448	$201,640	$258.45	$230.09 - $299.69
Q3 2025	684,116	$163,113	$220.39	$194.74 - $250.14
Q2 2025	676,225	$133,065	$173.47	$139.20 - $199.47
Q1 2025	709,366	$119,189	$174.30	$151.61 - $191.09
Q4 2024	761,198	$140,763	$186.57	$173.54 - $199.47
Q3 2024	782,051	$139,045	$169.81	$152.32 - $189.75
Q2 2024	826,123	$129,065	$159.16	$147.08 - $169.59
Q1 2024	796,064	$133,317	$155.40	$145.30 - $167.84
Q4 2023	771,104	$116,764	$134.30	$120.16 - $156.31
Q3 2023	764,839	$99,695	$139.81	$129.01 - $163.83
Q2 2023	808,008	$121,115	$143.06	$135.39 - $151.92
Q1 2023	791,890	$112,775	$157.88	$132.31 - $180.50
Q4 2022	779,119	$123	$141.36	$108.04 - $163.24
Q3 2022	777,024	$86,915	$125.39	$109.48 - $141.92
Q2 2022	758,557	$88,446	$128.58	$112.28 - $146.71
Q1 2022	750,831	$105,843	$143.53	$121.29 - $171.22
Q4 2021	734,387	$120,813	$167.52	$146.96 - $191.42
Q3 2021	740,585	$111,903	$163.56	$146.02 - $180.77
Q2 2021	742,642	$114,521	$159.33	$147.97 - $176.63
Q1 2021	765,412	$114,069	$130.58	$98.76 - $153.37
Q4 2020	766,986	$78,001	$86.25	$66.34 - $103.21
Q3 2020	789,473	$53,981	$69.80	$62.10 - $75.77
Q2 2020	776,836	$57,912	$67.48	$53.23 - $82.32
Q1 2020	719,287	$42,542	$74.64	$44.30 - $88.80
Q4 2019	656,965	$55,671	$81.44	$70.43 - $87.94
Q3 2019	551,710	$45,984	$82.65	$73.22 - $92.84
Q2 2019	396,296	$36,514	$96.65	$82.01 - $113.84
Q1 2019	358,267	$38,373	$104.33	$93.26 - $110.96
Q4 2018	344,237	$33,541	$110.59	$86.74 - $136.36
Q3 2018	298,237	$40,777	$144.30	$133.37 - $159.64
Q2 2018	296,626	$44,106	$160.74	$145.08 - $182.71
Q1 2018	293,203	$55,585	$189.64	$169.45 - $211.08
Q4 2017	295,279	$60,610	$188.42	$173.99 - $202.01
Q3 2017	295,150	$56,028	$172.79	$161.15 - $186.54
Q2 2017	295,233	$48,967	$154.87	$144.44 - $164.19
Q1 2017	294,466	$48,273	$153.31	$135.07 - $166.39
Q4 2016	280,523	$40,759	$140.58	$126.32 - $157.66
Q3 2016	289,315	$41,857	$138.59	$126.84 - $143.96
Q2 2016	274,987	$38,709	$158.47	$126.98 - $174.12
Q1 2016	239,857	$38,953	$135.06	$112.27 - $159.84
Q4 2015	227,196	$36,298	$166.43	$137.16 - $184.66
Q3 2015	218,715	$37,395	$190.37	$159.30 - $214.73
Q2 2015	198,316	$43,355	$215.27	$205.22 - $223.28
Q1 2015	147,072	$31,588	$204.27	$185.26 - $214.40
Q4 2014	119,381	$25,339	$192.32	$168.87 - $209.59
Q3 2014	99,175	$19,872	$197.54	$186.21 - $207.58
Q2 2014	110,500	$22,693	$187.17	$171.21 - $199.62
Q1 2014	111,236	$22,235	$190.16	$175.09 - $212.40
Q4 2013	110,636	$23,993	$193.15	$175.92 - $210.55
Q3 2013	112,252	$20,501	$171.93	$151.62 - $183.39
Q2 2013	108,850	$17,842	$153.14	$138.12 - $166.12