AMERICAN TOWER CORP NEW

Ticker: AMT CUSIP: 03027X100 Class: COM

Rossmore Private Capital's Holding History (CIK: 0001733082)

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

Q4 2025

Shares 8,239 Value ($000) $1,461 Avg Close $180.30 Range $169.12 - $192.63

Q3 2025

Shares 9,214 Value ($000) $1,772 Avg Close $204.56 Range $185.10 - $230.04

Q2 2025

Shares 9,244 Value ($000) $2,043 Avg Close $210.37 Range $190.80 - $225.87

Q1 2025

Shares 9,540 Value ($000) $2,076 Avg Close $189.52 Range $166.66 - $212.16

Q4 2024

Shares 12,320 Value ($000) $2,250 Avg Close $198.35 Range $171.45 - $222.90

Q3 2024

Shares 13,758 Value ($000) $3,200 Avg Close $210.79 Range $182.10 - $231.55

Q2 2024

Shares 13,763 Value ($000) $2,675 Avg Close $176.27 Range $160.72 - $190.06

Q1 2024

Shares 13,754 Value ($000) $2,718 Avg Close $186.13 Range $169.29 - $204.74

Q4 2023

Shares 13,669 Value ($000) $2,951 Avg Close $175.15 Range $141.88 - $204.01

Q3 2023

Shares 13,192 Value ($000) $2,169 Avg Close $167.65 Range $145.17 - $184.31

Q2 2023

Shares 13,149 Value ($000) $2,550 Avg Close $178.08 Range $162.53 - $192.95

Q1 2023

Shares 13,149 Value ($000) $2,687 Avg Close $189.59 Range $171.12 - $212.87

Q4 2022

Shares 13,534 Value ($000) $2,867 Avg Close $186.71 Range $159.82 - $204.49

Q3 2022

Shares 13,698 Value ($000) $2,941 Avg Close $228.80 Range $188.24 - $251.54

Q2 2022

Shares 13,698 Value ($000) $3,501 Avg Close $222.20 Range $196.54 - $240.37

Q1 2022

Shares 13,698 Value ($000) $3,441 Avg Close $214.86 Range $193.72 - $257.60

Q4 2021

Shares 13,618 Value ($000) $3,983 Avg Close $239.48 Range $222.02 - $259.23

Q3 2021

Shares 13,543 Value ($000) $3,594 Avg Close $248.67 Range $232.43 - $264.88

Q2 2021

Shares 12,593 Value ($000) $3,402 Avg Close $221.28 Range $204.65 - $239.67

Q1 2021

Shares 12,570 Value ($000) $3,005 Avg Close $192.28 Range $170.54 - $209.67

Q4 2020

Shares 12,404 Value ($000) $2,784 Avg Close $199.71 Range $184.97 - $217.31

Q3 2020

Shares 12,630 Value ($000) $3,053 Avg Close $216.72 Range $200.88 - $232.60

Q2 2020

Shares 12,089 Value ($000) $3,125 Avg Close $210.56 Range $171.21 - $229.12

Q1 2020

Shares 9,163 Value ($000) $1,995 Avg Close $197.22 Range $147.72 - $219.16

Q4 2017

Shares 1,018 Value ($000) $145,238 Avg Close $115.75 Range $109.97 - $125.87

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	8,239	$1,461	$180.30	$169.12 - $192.63
Q3 2025	9,214	$1,772	$204.56	$185.10 - $230.04
Q2 2025	9,244	$2,043	$210.37	$190.80 - $225.87
Q1 2025	9,540	$2,076	$189.52	$166.66 - $212.16
Q4 2024	12,320	$2,250	$198.35	$171.45 - $222.90
Q3 2024	13,758	$3,200	$210.79	$182.10 - $231.55
Q2 2024	13,763	$2,675	$176.27	$160.72 - $190.06
Q1 2024	13,754	$2,718	$186.13	$169.29 - $204.74
Q4 2023	13,669	$2,951	$175.15	$141.88 - $204.01
Q3 2023	13,192	$2,169	$167.65	$145.17 - $184.31
Q2 2023	13,149	$2,550	$178.08	$162.53 - $192.95
Q1 2023	13,149	$2,687	$189.59	$171.12 - $212.87
Q4 2022	13,534	$2,867	$186.71	$159.82 - $204.49
Q3 2022	13,698	$2,941	$228.80	$188.24 - $251.54
Q2 2022	13,698	$3,501	$222.20	$196.54 - $240.37
Q1 2022	13,698	$3,441	$214.86	$193.72 - $257.60
Q4 2021	13,618	$3,983	$239.48	$222.02 - $259.23
Q3 2021	13,543	$3,594	$248.67	$232.43 - $264.88
Q2 2021	12,593	$3,402	$221.28	$204.65 - $239.67
Q1 2021	12,570	$3,005	$192.28	$170.54 - $209.67
Q4 2020	12,404	$2,784	$199.71	$184.97 - $217.31
Q3 2020	12,630	$3,053	$216.72	$200.88 - $232.60
Q2 2020	12,089	$3,125	$210.56	$171.21 - $229.12
Q1 2020	9,163	$1,995	$197.22	$147.72 - $219.16
Q4 2017	1,018	$145,238	$115.75	$109.97 - $125.87