AFFILIATED MANAGERS GROUP

Ticker: AMG CUSIP: 008252108 Class: COM

BANK OF MONTREAL /CAN/'s Holding History (CIK: 0000927971)

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

Q4 2025

Shares 15,640 Value ($000) $4,509 Avg Close $258.45 Range $230.09 - $299.69

Q3 2025

Shares 14,663 Value ($000) $3,496 Avg Close $220.39 Range $194.74 - $250.14

Q2 2025

Shares 15,613 Value ($000) $3,072 Avg Close $173.47 Range $139.20 - $199.47

Q1 2025

Shares 18,350 Value ($000) $3,083 Avg Close $174.30 Range $151.61 - $191.09

Q4 2024

Shares 17,831 Value ($000) $3,297 Avg Close $186.57 Range $173.54 - $199.47

Q3 2024

Shares 70,457 Value ($000) $12,420 Avg Close $169.81 Range $152.32 - $189.75

Q2 2024

Shares 16,454 Value ($000) $2,642 Avg Close $159.16 Range $147.08 - $169.59

Q1 2024

Shares 12,587 Value ($000) $2,094 Avg Close $155.40 Range $145.30 - $167.84

Q4 2023

Shares 15,372 Value ($000) $2,350 Avg Close $134.30 Range $120.16 - $156.31

Q3 2023

Shares 15,140 Value ($000) $2,052 Avg Close $139.81 Range $129.01 - $163.83

Q2 2023

Shares 11,635 Value ($000) $1,755 Avg Close $143.06 Range $135.39 - $151.92

Q1 2023

Shares 20,157 Value ($000) $2,872 Avg Close $157.88 Range $132.31 - $180.50

Q4 2022

Shares 10,458 Value ($000) $1,680 Avg Close $141.36 Range $108.04 - $163.24

Q3 2022

Shares 6,876 Value ($000) $795 Avg Close $125.39 Range $109.48 - $141.92

Q2 2022

Shares 13,607 Value ($000) $1,669 Avg Close $128.58 Range $112.28 - $146.71

Q1 2022

Shares 8,484 Value ($000) $1,239 Avg Close $143.53 Range $121.29 - $171.22

Q4 2021

Shares 4,492 Value ($000) $747 Avg Close $167.52 Range $146.96 - $191.42

Q3 2021

Shares 30,348 Value ($000) $4,743 Avg Close $163.56 Range $146.02 - $180.77

Q2 2021

Shares 8,768 Value ($000) $1,374 Avg Close $159.33 Range $147.97 - $176.63

Q1 2021

Shares 8,370 Value ($000) $1,291 Avg Close $130.58 Range $98.76 - $153.37

Q4 2020

Shares 22,303 Value ($000) $2,390 Avg Close $86.25 Range $66.34 - $103.21

Q3 2020

Shares 22,108 Value ($000) $1,582 Avg Close $69.80 Range $62.10 - $75.77

Q2 2020

Shares 23,671 Value ($000) $1,636 Avg Close $67.48 Range $53.23 - $82.32

Q1 2020

Shares 30,507 Value ($000) $1,731 Avg Close $74.64 Range $44.30 - $88.80

Q4 2019

Shares 44,798 Value ($000) $3,797 Avg Close $81.44 Range $70.43 - $87.94

Q3 2019

Shares 69,203 Value ($000) $5,769 Avg Close $82.65 Range $73.22 - $92.84

Q2 2019

Shares 56,168 Value ($000) $5,174 Avg Close $96.65 Range $82.01 - $113.84

Q1 2019

Shares 117,135 Value ($000) $12,546 Avg Close $104.33 Range $93.26 - $110.96

Q4 2018

Shares 60,325 Value ($000) $5,878 Avg Close $110.59 Range $86.74 - $136.36

Q3 2018

Shares 58,955 Value ($000) $8,061 Avg Close $144.30 Range $133.37 - $159.64

Q2 2018

Shares 80,213 Value ($000) $11,924 Avg Close $160.74 Range $145.08 - $182.71

Q1 2018

Shares 106,179 Value ($000) $20,130 Avg Close $189.64 Range $169.45 - $211.08

Q4 2017

Shares 77,044 Value ($000) $15,813 Avg Close $188.42 Range $173.99 - $202.01

Q3 2017

Shares 37,772 Value ($000) $7,169 Avg Close $172.79 Range $161.15 - $186.54

Q2 2017

Shares 34,116 Value ($000) $5,658 Avg Close $154.87 Range $144.44 - $164.19

Q1 2017

Shares 43,685 Value ($000) $7,161 Avg Close $153.31 Range $135.07 - $166.39

Q4 2016

Shares 30,145 Value ($000) $4,466 Avg Close $140.58 Range $126.32 - $157.66

Q3 2016

Shares 34,219 Value ($000) $4,952 Avg Close $138.59 Range $126.84 - $143.96

Q2 2016

Shares 44,510 Value ($000) $6,267 Avg Close $158.47 Range $126.98 - $174.12

Q1 2016

Shares 44,707 Value ($000) $7,259 Avg Close $135.06 Range $112.27 - $159.84

Q4 2015

Shares 58,259 Value ($000) $9,307 Avg Close $166.43 Range $137.16 - $184.66

Q3 2015

Shares 58,110 Value ($000) $9,935 Avg Close $190.37 Range $159.30 - $214.73

Q2 2015

Shares 110,583 Value ($000) $24,174 Avg Close $215.27 Range $205.22 - $223.28

Q1 2015

Shares 22,020 Value ($000) $4,730 Avg Close $204.27 Range $185.26 - $214.40

Q4 2014

Shares 11,837 Value ($000) $2,512 Avg Close $192.32 Range $168.87 - $209.59

Q3 2014

Shares 10,465 Value ($000) $2,097 Avg Close $197.54 Range $186.21 - $207.58

Q2 2014

Shares 11,580 Value ($000) $0 Avg Close $187.17 Range $171.21 - $199.62

Q1 2014

Shares 138,873 Value ($000) $0 Avg Close $190.16 Range $175.09 - $212.40

Q4 2013

Shares 45,864 Value ($000) $9,947 Avg Close $193.15 Range $175.92 - $210.55

Q3 2013

Shares 45,094 Value ($000) $8,236 Avg Close $171.93 Range $151.62 - $183.39

Q2 2013

Shares 26,654 Value ($000) $4,369 Avg Close $153.14 Range $138.12 - $166.12

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	15,640	$4,509	$258.45	$230.09 - $299.69
Q3 2025	14,663	$3,496	$220.39	$194.74 - $250.14
Q2 2025	15,613	$3,072	$173.47	$139.20 - $199.47
Q1 2025	18,350	$3,083	$174.30	$151.61 - $191.09
Q4 2024	17,831	$3,297	$186.57	$173.54 - $199.47
Q3 2024	70,457	$12,420	$169.81	$152.32 - $189.75
Q2 2024	16,454	$2,642	$159.16	$147.08 - $169.59
Q1 2024	12,587	$2,094	$155.40	$145.30 - $167.84
Q4 2023	15,372	$2,350	$134.30	$120.16 - $156.31
Q3 2023	15,140	$2,052	$139.81	$129.01 - $163.83
Q2 2023	11,635	$1,755	$143.06	$135.39 - $151.92
Q1 2023	20,157	$2,872	$157.88	$132.31 - $180.50
Q4 2022	10,458	$1,680	$141.36	$108.04 - $163.24
Q3 2022	6,876	$795	$125.39	$109.48 - $141.92
Q2 2022	13,607	$1,669	$128.58	$112.28 - $146.71
Q1 2022	8,484	$1,239	$143.53	$121.29 - $171.22
Q4 2021	4,492	$747	$167.52	$146.96 - $191.42
Q3 2021	30,348	$4,743	$163.56	$146.02 - $180.77
Q2 2021	8,768	$1,374	$159.33	$147.97 - $176.63
Q1 2021	8,370	$1,291	$130.58	$98.76 - $153.37
Q4 2020	22,303	$2,390	$86.25	$66.34 - $103.21
Q3 2020	22,108	$1,582	$69.80	$62.10 - $75.77
Q2 2020	23,671	$1,636	$67.48	$53.23 - $82.32
Q1 2020	30,507	$1,731	$74.64	$44.30 - $88.80
Q4 2019	44,798	$3,797	$81.44	$70.43 - $87.94
Q3 2019	69,203	$5,769	$82.65	$73.22 - $92.84
Q2 2019	56,168	$5,174	$96.65	$82.01 - $113.84
Q1 2019	117,135	$12,546	$104.33	$93.26 - $110.96
Q4 2018	60,325	$5,878	$110.59	$86.74 - $136.36
Q3 2018	58,955	$8,061	$144.30	$133.37 - $159.64
Q2 2018	80,213	$11,924	$160.74	$145.08 - $182.71
Q1 2018	106,179	$20,130	$189.64	$169.45 - $211.08
Q4 2017	77,044	$15,813	$188.42	$173.99 - $202.01
Q3 2017	37,772	$7,169	$172.79	$161.15 - $186.54
Q2 2017	34,116	$5,658	$154.87	$144.44 - $164.19
Q1 2017	43,685	$7,161	$153.31	$135.07 - $166.39
Q4 2016	30,145	$4,466	$140.58	$126.32 - $157.66
Q3 2016	34,219	$4,952	$138.59	$126.84 - $143.96
Q2 2016	44,510	$6,267	$158.47	$126.98 - $174.12
Q1 2016	44,707	$7,259	$135.06	$112.27 - $159.84
Q4 2015	58,259	$9,307	$166.43	$137.16 - $184.66
Q3 2015	58,110	$9,935	$190.37	$159.30 - $214.73
Q2 2015	110,583	$24,174	$215.27	$205.22 - $223.28
Q1 2015	22,020	$4,730	$204.27	$185.26 - $214.40
Q4 2014	11,837	$2,512	$192.32	$168.87 - $209.59
Q3 2014	10,465	$2,097	$197.54	$186.21 - $207.58
Q2 2014	11,580	$0	$187.17	$171.21 - $199.62
Q1 2014	138,873	$0	$190.16	$175.09 - $212.40
Q4 2013	45,864	$9,947	$193.15	$175.92 - $210.55
Q3 2013	45,094	$8,236	$171.93	$151.62 - $183.39
Q2 2013	26,654	$4,369	$153.14	$138.12 - $166.12