AFFILIATED MANAGERS GROUP

Ticker: AMG CUSIP: 008252108 Class: COM

LORD, ABBETT & CO. LLC's Holding History (CIK: 0000728100)

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

Q4 2025

Shares 77,328 Value ($000) $22 Avg Close $258.45 Range $230.09 - $299.69

Q4 2018

Shares 41,600 Value ($000) $4,054 Avg Close $110.59 Range $86.74 - $136.36

Q3 2018

Shares 42,700 Value ($000) $5,838 Avg Close $144.30 Range $133.37 - $159.64

Q2 2018

Shares 43,200 Value ($000) $6,423 Avg Close $160.74 Range $145.08 - $182.71

Q1 2018

Shares 44,000 Value ($000) $8,342 Avg Close $189.64 Range $169.45 - $211.08

Q4 2017

Shares 26,600 Value ($000) $5,460 Avg Close $188.42 Range $173.99 - $202.01

Q1 2017

Shares 10,091 Value ($000) $1,654 Avg Close $153.31 Range $135.07 - $166.39

Q4 2016

Shares 35,013 Value ($000) $5,087 Avg Close $140.58 Range $126.32 - $157.66

Q3 2016

Shares 35,946 Value ($000) $5,201 Avg Close $138.59 Range $126.84 - $143.96

Q2 2016

Shares 146,578 Value ($000) $20,634 Avg Close $158.47 Range $126.98 - $174.12

Q1 2016

Shares 634,212 Value ($000) $102,996 Avg Close $135.06 Range $112.27 - $159.84

Q4 2015

Shares 755,764 Value ($000) $120,741 Avg Close $166.43 Range $137.16 - $184.66

Q3 2015

Shares 756,177 Value ($000) $129,299 Avg Close $190.37 Range $159.30 - $214.73

Q2 2015

Shares 979,298 Value ($000) $214,075 Avg Close $215.27 Range $205.22 - $223.28

Q1 2015

Shares 1,039,953 Value ($000) $223,361 Avg Close $204.27 Range $185.26 - $214.40

Q4 2014

Shares 1,087,068 Value ($000) $230,720 Avg Close $192.32 Range $168.87 - $209.59

Q3 2014

Shares 995,379 Value ($000) $199,434 Avg Close $197.54 Range $186.21 - $207.58

Q2 2014

Shares 993,743 Value ($000) $204,064 Avg Close $187.17 Range $171.21 - $199.62

Q1 2014

Shares 1,031,799 Value ($000) $206,411 Avg Close $190.16 Range $175.09 - $212.40

Q4 2013

Shares 708,593 Value ($000) $153,680 Avg Close $193.15 Range $175.92 - $210.55

Q3 2013

Shares 777,616 Value ($000) $142,024 Avg Close $171.93 Range $151.62 - $183.39

Q2 2013

Shares 901,609 Value ($000) $147,810 Avg Close $153.14 Range $138.12 - $166.12

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	77,328	$22	$258.45	$230.09 - $299.69
Q4 2018	41,600	$4,054	$110.59	$86.74 - $136.36
Q3 2018	42,700	$5,838	$144.30	$133.37 - $159.64
Q2 2018	43,200	$6,423	$160.74	$145.08 - $182.71
Q1 2018	44,000	$8,342	$189.64	$169.45 - $211.08
Q4 2017	26,600	$5,460	$188.42	$173.99 - $202.01
Q1 2017	10,091	$1,654	$153.31	$135.07 - $166.39
Q4 2016	35,013	$5,087	$140.58	$126.32 - $157.66
Q3 2016	35,946	$5,201	$138.59	$126.84 - $143.96
Q2 2016	146,578	$20,634	$158.47	$126.98 - $174.12
Q1 2016	634,212	$102,996	$135.06	$112.27 - $159.84
Q4 2015	755,764	$120,741	$166.43	$137.16 - $184.66
Q3 2015	756,177	$129,299	$190.37	$159.30 - $214.73
Q2 2015	979,298	$214,075	$215.27	$205.22 - $223.28
Q1 2015	1,039,953	$223,361	$204.27	$185.26 - $214.40
Q4 2014	1,087,068	$230,720	$192.32	$168.87 - $209.59
Q3 2014	995,379	$199,434	$197.54	$186.21 - $207.58
Q2 2014	993,743	$204,064	$187.17	$171.21 - $199.62
Q1 2014	1,031,799	$206,411	$190.16	$175.09 - $212.40
Q4 2013	708,593	$153,680	$193.15	$175.92 - $210.55
Q3 2013	777,616	$142,024	$171.93	$151.62 - $183.39
Q2 2013	901,609	$147,810	$153.14	$138.12 - $166.12