AMERICAN TOWER CORP NEW

Ticker: AMT CUSIP: 03027X100 Class: COM

Cambridge Investment Research Advisors, Inc.'s Holding History (CIK: 0001419186)

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

Q4 2025

Shares 31,644 Value ($000) $6 Avg Close $180.30 Range $169.12 - $192.63

Q3 2025

Shares 39,172 Value ($000) $8 Avg Close $204.56 Range $185.10 - $230.04

Q2 2025

Shares 43,285 Value ($000) $10 Avg Close $210.37 Range $190.80 - $225.87

Q1 2025

Shares 42,998 Value ($000) $9 Avg Close $189.52 Range $166.66 - $212.16

Q4 2024

Shares 40,103 Value ($000) $7 Avg Close $198.35 Range $171.45 - $222.90

Q3 2024

Shares 41,956 Value ($000) $10 Avg Close $210.79 Range $182.10 - $231.55

Q2 2024

Shares 38,683 Value ($000) $8 Avg Close $176.27 Range $160.72 - $190.06

Q1 2024

Shares 42,432 Value ($000) $8 Avg Close $186.13 Range $169.29 - $204.74

Q4 2023

Shares 46,216 Value ($000) $10 Avg Close $175.15 Range $141.88 - $204.01

Q3 2023

Shares 42,966 Value ($000) $7 Avg Close $167.65 Range $145.17 - $184.31

Q2 2023

Shares 43,575 Value ($000) $8 Avg Close $178.08 Range $162.53 - $192.95

Q1 2023

Shares 52,980 Value ($000) $11 Avg Close $189.59 Range $171.12 - $212.87

Q4 2022

Shares 45,708 Value ($000) $10 Avg Close $186.71 Range $159.82 - $204.49

Q3 2022

Shares 39,772 Value ($000) $8,539 Avg Close $228.80 Range $188.24 - $251.54

Q2 2022

Shares 39,082 Value ($000) $9,989 Avg Close $222.20 Range $196.54 - $240.37

Q1 2022

Shares 40,598 Value ($000) $10,199 Avg Close $214.86 Range $193.72 - $257.60

Q4 2021

Shares 39,530 Value ($000) $11,562 Avg Close $239.48 Range $222.02 - $259.23

Q3 2021

Shares 39,179 Value ($000) $10,399 Avg Close $248.67 Range $232.43 - $264.88

Q2 2021

Shares 42,379 Value ($000) $11,448 Avg Close $221.28 Range $204.65 - $239.67

Q1 2021

Shares 40,484 Value ($000) $9,678 Avg Close $192.28 Range $170.54 - $209.67

Q4 2020

Shares 49,907 Value ($000) $11,202 Avg Close $199.71 Range $184.97 - $217.31

Q3 2020

Shares 51,664 Value ($000) $12,489 Avg Close $216.72 Range $200.88 - $232.60

Q2 2020

Shares 46,881 Value ($000) $12,121 Avg Close $210.56 Range $171.21 - $229.12

Q1 2020

Shares 43,966 Value ($000) $9,574 Avg Close $197.22 Range $147.72 - $219.16

Q4 2019

Shares 36,275 Value ($000) $8,337 Avg Close $183.82 Range $171.19 - $195.06

Q3 2019

Shares 34,890 Value ($000) $7,715 Avg Close $183.38 Range $167.57 - $203.29

Q2 2019

Shares 31,995 Value ($000) $6,541 Avg Close $168.17 Range $157.69 - $183.80

Q1 2019

Shares 31,105 Value ($000) $6,130 Avg Close $146.03 Range $128.16 - $164.30

Q4 2018

Shares 28,415 Value ($000) $4,495 Avg Close $129.50 Range $116.26 - $139.59

Q3 2018

Shares 28,170 Value ($000) $4,093 Avg Close $120.79 Range $114.07 - $125.11

Q2 2018

Shares 27,315 Value ($000) $3,938 Avg Close $113.83 Range $109.35 - $119.75

Q1 2018

Shares 25,977 Value ($000) $3,776 Avg Close $114.77 Range $106.21 - $122.30

Q4 2017

Shares 22,639 Value ($000) $3,230 Avg Close $115.75 Range $109.97 - $125.87

Q3 2017

Shares 17,676 Value ($000) $2,416 Avg Close $112.31 Range $105.52 - $119.95

Q2 2017

Shares 16,512 Value ($000) $2,185 Avg Close $102.88 Range $96.18 - $110.06

Q1 2017

Shares 14,447 Value ($000) $1,756 Avg Close $87.85 Range $81.86 - $97.31

Q4 2016

Shares 13,303 Value ($000) $1,406 Avg Close $86.33 Range $79.20 - $93.79

Q3 2016

Shares 12,342 Value ($000) $1,399 Avg Close $90.38 Range $85.02 - $93.47

Q2 2016

Shares 13,361 Value ($000) $1,518 Avg Close $83.75 Range $79.73 - $89.81

Q1 2016

Shares 13,854 Value ($000) $1,418 Avg Close $73.16 Range $65.02 - $80.56

Q4 2015

Shares 12,203 Value ($000) $1,183 Avg Close $75.94 Range $67.91 - $81.06

Q3 2015

Shares 11,596 Value ($000) $1,020 Avg Close $72.97 Range $67.60 - $78.65

Q2 2015

Shares 11,383 Value ($000) $1,062 Avg Close $72.97 Range $70.92 - $75.72

Q1 2015

Shares 13,205 Value ($000) $1,243 Avg Close $74.63 Range $71.55 - $78.20

Q4 2014

Shares 12,955 Value ($000) $1,281 Avg Close $75.17 Range $68.98 - $81.29

Q3 2014

Shares 10,894 Value ($000) $1,020 Avg Close $72.53 Range $67.84 - $76.11

Q2 2014

Shares 9,214 Value ($000) $829 Avg Close $65.68 Range $60.55 - $68.85

Q1 2014

Shares 9,019 Value ($000) $738 Avg Close $61.59 Range $59.25 - $64.17

Q4 2013

Shares 4,413 Value ($000) $352 Avg Close $58.52 Range $53.88 - $61.27

Q3 2013

Shares 4,649 Value ($000) $345 Avg Close $54.19 Range $50.94 - $58.77

Q2 2013

Shares 6,531 Value ($000) $478 Avg Close $59.51 Range $52.17 - $63.74

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	31,644	$6	$180.30	$169.12 - $192.63
Q3 2025	39,172	$8	$204.56	$185.10 - $230.04
Q2 2025	43,285	$10	$210.37	$190.80 - $225.87
Q1 2025	42,998	$9	$189.52	$166.66 - $212.16
Q4 2024	40,103	$7	$198.35	$171.45 - $222.90
Q3 2024	41,956	$10	$210.79	$182.10 - $231.55
Q2 2024	38,683	$8	$176.27	$160.72 - $190.06
Q1 2024	42,432	$8	$186.13	$169.29 - $204.74
Q4 2023	46,216	$10	$175.15	$141.88 - $204.01
Q3 2023	42,966	$7	$167.65	$145.17 - $184.31
Q2 2023	43,575	$8	$178.08	$162.53 - $192.95
Q1 2023	52,980	$11	$189.59	$171.12 - $212.87
Q4 2022	45,708	$10	$186.71	$159.82 - $204.49
Q3 2022	39,772	$8,539	$228.80	$188.24 - $251.54
Q2 2022	39,082	$9,989	$222.20	$196.54 - $240.37
Q1 2022	40,598	$10,199	$214.86	$193.72 - $257.60
Q4 2021	39,530	$11,562	$239.48	$222.02 - $259.23
Q3 2021	39,179	$10,399	$248.67	$232.43 - $264.88
Q2 2021	42,379	$11,448	$221.28	$204.65 - $239.67
Q1 2021	40,484	$9,678	$192.28	$170.54 - $209.67
Q4 2020	49,907	$11,202	$199.71	$184.97 - $217.31
Q3 2020	51,664	$12,489	$216.72	$200.88 - $232.60
Q2 2020	46,881	$12,121	$210.56	$171.21 - $229.12
Q1 2020	43,966	$9,574	$197.22	$147.72 - $219.16
Q4 2019	36,275	$8,337	$183.82	$171.19 - $195.06
Q3 2019	34,890	$7,715	$183.38	$167.57 - $203.29
Q2 2019	31,995	$6,541	$168.17	$157.69 - $183.80
Q1 2019	31,105	$6,130	$146.03	$128.16 - $164.30
Q4 2018	28,415	$4,495	$129.50	$116.26 - $139.59
Q3 2018	28,170	$4,093	$120.79	$114.07 - $125.11
Q2 2018	27,315	$3,938	$113.83	$109.35 - $119.75
Q1 2018	25,977	$3,776	$114.77	$106.21 - $122.30
Q4 2017	22,639	$3,230	$115.75	$109.97 - $125.87
Q3 2017	17,676	$2,416	$112.31	$105.52 - $119.95
Q2 2017	16,512	$2,185	$102.88	$96.18 - $110.06
Q1 2017	14,447	$1,756	$87.85	$81.86 - $97.31
Q4 2016	13,303	$1,406	$86.33	$79.20 - $93.79
Q3 2016	12,342	$1,399	$90.38	$85.02 - $93.47
Q2 2016	13,361	$1,518	$83.75	$79.73 - $89.81
Q1 2016	13,854	$1,418	$73.16	$65.02 - $80.56
Q4 2015	12,203	$1,183	$75.94	$67.91 - $81.06
Q3 2015	11,596	$1,020	$72.97	$67.60 - $78.65
Q2 2015	11,383	$1,062	$72.97	$70.92 - $75.72
Q1 2015	13,205	$1,243	$74.63	$71.55 - $78.20
Q4 2014	12,955	$1,281	$75.17	$68.98 - $81.29
Q3 2014	10,894	$1,020	$72.53	$67.84 - $76.11
Q2 2014	9,214	$829	$65.68	$60.55 - $68.85
Q1 2014	9,019	$738	$61.59	$59.25 - $64.17
Q4 2013	4,413	$352	$58.52	$53.88 - $61.27
Q3 2013	4,649	$345	$54.19	$50.94 - $58.77
Q2 2013	6,531	$478	$59.51	$52.17 - $63.74