AMERICAN TOWER CORP NEW

Ticker: AMT CUSIP: 03027X100 Class: COM

STATE OF MICHIGAN RETIREMENT SYSTEM's Holding History (CIK: 0000762152)

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

Q4 2025

Shares 122,584 Value ($000) $21,522 Avg Close $180.30 Range $169.12 - $192.63

Q3 2025

Shares 134,884 Value ($000) $25,941 Avg Close $204.56 Range $185.10 - $230.04

Q2 2025

Shares 135,484 Value ($000) $29,945 Avg Close $210.37 Range $190.80 - $225.87

Q1 2025

Shares 126,784 Value ($000) $27,588 Avg Close $189.52 Range $166.66 - $212.16

Q4 2024

Shares 126,784 Value ($000) $23,253 Avg Close $198.35 Range $171.45 - $222.90

Q3 2024

Shares 127,184 Value ($000) $29,578 Avg Close $210.79 Range $182.10 - $231.55

Q2 2024

Shares 127,884 Value ($000) $24,858 Avg Close $176.27 Range $160.72 - $190.06

Q1 2024

Shares 127,684 Value ($000) $25,229 Avg Close $186.13 Range $169.29 - $204.74

Q4 2023

Shares 127,584 Value ($000) $27,543 Avg Close $175.15 Range $141.88 - $204.01

Q3 2023

Shares 127,784 Value ($000) $21,014 Avg Close $167.65 Range $145.17 - $184.31

Q2 2023

Shares 128,184 Value ($000) $24,860 Avg Close $178.08 Range $162.53 - $192.95

Q1 2023

Shares 127,884 Value ($000) $26,132 Avg Close $189.59 Range $171.12 - $212.87

Q4 2022

Shares 126,584 Value ($000) $26,818 Avg Close $186.71 Range $159.82 - $204.49

Q3 2022

Shares 125,984 Value ($000) $27,049 Avg Close $228.80 Range $188.24 - $251.54

Q2 2022

Shares 125,284 Value ($000) $32,021 Avg Close $222.20 Range $196.54 - $240.37

Q1 2022

Shares 114,884 Value ($000) $28,861 Avg Close $214.86 Range $193.72 - $257.60

Q4 2021

Shares 114,695 Value ($000) $33,548 Avg Close $239.48 Range $222.02 - $259.23

Q3 2021

Shares 114,295 Value ($000) $30,335 Avg Close $248.67 Range $232.43 - $264.88

Q2 2021

Shares 114,295 Value ($000) $30,876 Avg Close $221.28 Range $204.65 - $239.67

Q1 2021

Shares 111,495 Value ($000) $26,654 Avg Close $192.28 Range $170.54 - $209.67

Q4 2020

Shares 111,695 Value ($000) $25,071 Avg Close $199.71 Range $184.97 - $217.31

Q3 2020

Shares 113,195 Value ($000) $27,363 Avg Close $216.72 Range $200.88 - $232.60

Q2 2020

Shares 113,195 Value ($000) $29,265 Avg Close $210.56 Range $171.21 - $229.12

Q1 2020

Shares 101,526 Value ($000) $22,107 Avg Close $197.22 Range $147.72 - $219.16

Q4 2019

Shares 107,126 Value ($000) $24,620 Avg Close $183.82 Range $171.19 - $195.06

Q3 2019

Shares 106,426 Value ($000) $23,534 Avg Close $183.38 Range $167.57 - $203.29

Q2 2019

Shares 105,826 Value ($000) $21,636 Avg Close $168.17 Range $157.69 - $183.80

Q1 2019

Shares 127,126 Value ($000) $25,051 Avg Close $146.03 Range $128.16 - $164.30

Q4 2018

Shares 126,126 Value ($000) $19,952 Avg Close $129.50 Range $116.26 - $139.59

Q3 2018

Shares 131,326 Value ($000) $19,082 Avg Close $120.79 Range $114.07 - $125.11

Q2 2018

Shares 130,726 Value ($000) $18,847 Avg Close $113.83 Range $109.35 - $119.75

Q1 2018

Shares 129,826 Value ($000) $18,869 Avg Close $114.77 Range $106.21 - $122.30

Q4 2017

Shares 125,726 Value ($000) $17,937 Avg Close $115.75 Range $109.97 - $125.87

Q3 2017

Shares 130,226 Value ($000) $17,799 Avg Close $112.31 Range $105.52 - $119.95

Q2 2017

Shares 139,726 Value ($000) $18,489 Avg Close $102.88 Range $96.18 - $110.06

Q1 2017

Shares 140,326 Value ($000) $17,055 Avg Close $87.85 Range $81.86 - $97.31

Q4 2016

Shares 139,226 Value ($000) $14,713 Avg Close $86.33 Range $79.20 - $93.79

Q3 2016

Shares 148,530 Value ($000) $16,833 Avg Close $90.38 Range $85.02 - $93.47

Q2 2016

Shares 147,530 Value ($000) $16,761 Avg Close $83.75 Range $79.73 - $89.81

Q1 2016

Shares 145,930 Value ($000) $14,939 Avg Close $73.16 Range $65.02 - $80.56

Q4 2015

Shares 144,830 Value ($000) $14,041 Avg Close $75.94 Range $67.91 - $81.06

Q3 2015

Shares 152,830 Value ($000) $13,446 Avg Close $72.97 Range $67.60 - $78.65

Q2 2015

Shares 164,130 Value ($000) $15,312 Avg Close $72.97 Range $70.92 - $75.72

Q1 2015

Shares 163,030 Value ($000) $15,349 Avg Close $74.63 Range $71.55 - $78.20

Q4 2014

Shares 163,330 Value ($000) $16,145 Avg Close $75.17 Range $68.98 - $81.29

Q3 2014

Shares 162,430 Value ($000) $15,208 Avg Close $72.53 Range $67.84 - $76.11

Q2 2014

Shares 162,130 Value ($000) $14,588 Avg Close $65.68 Range $60.55 - $68.85

Q1 2014

Shares 161,230 Value ($000) $13,200 Avg Close $61.59 Range $59.25 - $64.17

Q4 2013

Shares 160,430 Value ($000) $12,806 Avg Close $58.52 Range $53.88 - $61.27

Q3 2013

Shares 160,630 Value ($000) $11,908 Avg Close $54.19 Range $50.94 - $58.77

Q2 2013

Shares 160,630 Value ($000) $11,753 Avg Close $59.51 Range $52.17 - $63.74

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	122,584	$21,522	$180.30	$169.12 - $192.63
Q3 2025	134,884	$25,941	$204.56	$185.10 - $230.04
Q2 2025	135,484	$29,945	$210.37	$190.80 - $225.87
Q1 2025	126,784	$27,588	$189.52	$166.66 - $212.16
Q4 2024	126,784	$23,253	$198.35	$171.45 - $222.90
Q3 2024	127,184	$29,578	$210.79	$182.10 - $231.55
Q2 2024	127,884	$24,858	$176.27	$160.72 - $190.06
Q1 2024	127,684	$25,229	$186.13	$169.29 - $204.74
Q4 2023	127,584	$27,543	$175.15	$141.88 - $204.01
Q3 2023	127,784	$21,014	$167.65	$145.17 - $184.31
Q2 2023	128,184	$24,860	$178.08	$162.53 - $192.95
Q1 2023	127,884	$26,132	$189.59	$171.12 - $212.87
Q4 2022	126,584	$26,818	$186.71	$159.82 - $204.49
Q3 2022	125,984	$27,049	$228.80	$188.24 - $251.54
Q2 2022	125,284	$32,021	$222.20	$196.54 - $240.37
Q1 2022	114,884	$28,861	$214.86	$193.72 - $257.60
Q4 2021	114,695	$33,548	$239.48	$222.02 - $259.23
Q3 2021	114,295	$30,335	$248.67	$232.43 - $264.88
Q2 2021	114,295	$30,876	$221.28	$204.65 - $239.67
Q1 2021	111,495	$26,654	$192.28	$170.54 - $209.67
Q4 2020	111,695	$25,071	$199.71	$184.97 - $217.31
Q3 2020	113,195	$27,363	$216.72	$200.88 - $232.60
Q2 2020	113,195	$29,265	$210.56	$171.21 - $229.12
Q1 2020	101,526	$22,107	$197.22	$147.72 - $219.16
Q4 2019	107,126	$24,620	$183.82	$171.19 - $195.06
Q3 2019	106,426	$23,534	$183.38	$167.57 - $203.29
Q2 2019	105,826	$21,636	$168.17	$157.69 - $183.80
Q1 2019	127,126	$25,051	$146.03	$128.16 - $164.30
Q4 2018	126,126	$19,952	$129.50	$116.26 - $139.59
Q3 2018	131,326	$19,082	$120.79	$114.07 - $125.11
Q2 2018	130,726	$18,847	$113.83	$109.35 - $119.75
Q1 2018	129,826	$18,869	$114.77	$106.21 - $122.30
Q4 2017	125,726	$17,937	$115.75	$109.97 - $125.87
Q3 2017	130,226	$17,799	$112.31	$105.52 - $119.95
Q2 2017	139,726	$18,489	$102.88	$96.18 - $110.06
Q1 2017	140,326	$17,055	$87.85	$81.86 - $97.31
Q4 2016	139,226	$14,713	$86.33	$79.20 - $93.79
Q3 2016	148,530	$16,833	$90.38	$85.02 - $93.47
Q2 2016	147,530	$16,761	$83.75	$79.73 - $89.81
Q1 2016	145,930	$14,939	$73.16	$65.02 - $80.56
Q4 2015	144,830	$14,041	$75.94	$67.91 - $81.06
Q3 2015	152,830	$13,446	$72.97	$67.60 - $78.65
Q2 2015	164,130	$15,312	$72.97	$70.92 - $75.72
Q1 2015	163,030	$15,349	$74.63	$71.55 - $78.20
Q4 2014	163,330	$16,145	$75.17	$68.98 - $81.29
Q3 2014	162,430	$15,208	$72.53	$67.84 - $76.11
Q2 2014	162,130	$14,588	$65.68	$60.55 - $68.85
Q1 2014	161,230	$13,200	$61.59	$59.25 - $64.17
Q4 2013	160,430	$12,806	$58.52	$53.88 - $61.27
Q3 2013	160,630	$11,908	$54.19	$50.94 - $58.77
Q2 2013	160,630	$11,753	$59.51	$52.17 - $63.74