AFFILIATED MANAGERS GROUP

Ticker: AMG CUSIP: 008252108 Class: COM

Swiss National Bank's Holding History (CIK: 0001582202)

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

Q4 2025

Shares 56,100 Value ($000) $16,173 Avg Close $258.45 Range $230.09 - $299.69

Q3 2025

Shares 55,100 Value ($000) $13,137 Avg Close $220.39 Range $194.74 - $250.14

Q2 2025

Shares 55,000 Value ($000) $10,822 Avg Close $173.47 Range $139.20 - $199.47

Q1 2025

Shares 58,600 Value ($000) $9,847 Avg Close $174.30 Range $151.61 - $191.09

Q4 2024

Shares 58,600 Value ($000) $10,836 Avg Close $186.57 Range $173.54 - $199.47

Q3 2024

Shares 62,200 Value ($000) $11,059 Avg Close $169.81 Range $152.32 - $189.75

Q2 2024

Shares 63,900 Value ($000) $9,983 Avg Close $159.16 Range $147.08 - $169.59

Q1 2024

Shares 66,700 Value ($000) $11,170 Avg Close $155.40 Range $145.30 - $167.84

Q4 2023

Shares 69,100 Value ($000) $10,463 Avg Close $134.30 Range $120.16 - $156.31

Q3 2023

Shares 79,400 Value ($000) $10,349 Avg Close $139.81 Range $129.01 - $163.83

Q2 2023

Shares 78,600 Value ($000) $11,781 Avg Close $143.06 Range $135.39 - $151.92

Q1 2023

Shares 81,300 Value ($000) $11,579 Avg Close $157.88 Range $132.31 - $180.50

Q4 2022

Shares 92,300 Value ($000) $14,623 Avg Close $141.36 Range $108.04 - $163.24

Q3 2022

Shares 91,700 Value ($000) $10,257 Avg Close $125.39 Range $109.48 - $141.92

Q2 2022

Shares 93,700 Value ($000) $10,925 Avg Close $128.58 Range $112.28 - $146.71

Q1 2022

Shares 96,100 Value ($000) $13,545 Avg Close $143.53 Range $121.29 - $171.22

Q4 2021

Shares 90,700 Value ($000) $14,921 Avg Close $167.52 Range $146.96 - $191.42

Q3 2021

Shares 92,000 Value ($000) $13,900 Avg Close $163.56 Range $146.02 - $180.77

Q2 2021

Shares 93,900 Value ($000) $14,480 Avg Close $159.33 Range $147.97 - $176.63

Q1 2021

Shares 103,700 Value ($000) $15,454 Avg Close $130.58 Range $98.76 - $153.37

Q4 2020

Shares 105,300 Value ($000) $10,709 Avg Close $86.25 Range $66.34 - $103.21

Q3 2020

Shares 107,100 Value ($000) $7,323 Avg Close $69.80 Range $62.10 - $75.77

Q2 2020

Shares 106,800 Value ($000) $7,963 Avg Close $67.48 Range $53.23 - $82.32

Q1 2020

Shares 95,600 Value ($000) $5,654 Avg Close $74.64 Range $44.30 - $88.80

Q4 2019

Shares 97,300 Value ($000) $8,245 Avg Close $81.44 Range $70.43 - $87.94

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	56,100	$16,173	$258.45	$230.09 - $299.69
Q3 2025	55,100	$13,137	$220.39	$194.74 - $250.14
Q2 2025	55,000	$10,822	$173.47	$139.20 - $199.47
Q1 2025	58,600	$9,847	$174.30	$151.61 - $191.09
Q4 2024	58,600	$10,836	$186.57	$173.54 - $199.47
Q3 2024	62,200	$11,059	$169.81	$152.32 - $189.75
Q2 2024	63,900	$9,983	$159.16	$147.08 - $169.59
Q1 2024	66,700	$11,170	$155.40	$145.30 - $167.84
Q4 2023	69,100	$10,463	$134.30	$120.16 - $156.31
Q3 2023	79,400	$10,349	$139.81	$129.01 - $163.83
Q2 2023	78,600	$11,781	$143.06	$135.39 - $151.92
Q1 2023	81,300	$11,579	$157.88	$132.31 - $180.50
Q4 2022	92,300	$14,623	$141.36	$108.04 - $163.24
Q3 2022	91,700	$10,257	$125.39	$109.48 - $141.92
Q2 2022	93,700	$10,925	$128.58	$112.28 - $146.71
Q1 2022	96,100	$13,545	$143.53	$121.29 - $171.22
Q4 2021	90,700	$14,921	$167.52	$146.96 - $191.42
Q3 2021	92,000	$13,900	$163.56	$146.02 - $180.77
Q2 2021	93,900	$14,480	$159.33	$147.97 - $176.63
Q1 2021	103,700	$15,454	$130.58	$98.76 - $153.37
Q4 2020	105,300	$10,709	$86.25	$66.34 - $103.21
Q3 2020	107,100	$7,323	$69.80	$62.10 - $75.77
Q2 2020	106,800	$7,963	$67.48	$53.23 - $82.32
Q1 2020	95,600	$5,654	$74.64	$44.30 - $88.80
Q4 2019	97,300	$8,245	$81.44	$70.43 - $87.94