AMERICAN TOWER CORP NEW

Ticker: AMT CUSIP: 03027X100 Class: COM

HOWLAND CAPITAL MANAGEMENT LLC's Holding History (CIK: 0001079112)

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

Q4 2025

Shares 159,742 Value ($000) $28,313 Avg Close $180.30 Range $169.12 - $192.63

Q3 2025

Shares 195,448 Value ($000) $37,915 Avg Close $204.56 Range $185.10 - $230.04

Q2 2025

Shares 195,007 Value ($000) $43,426 Avg Close $210.37 Range $190.80 - $225.87

Q1 2025

Shares 196,801 Value ($000) $42,824 Avg Close $189.52 Range $166.66 - $212.16

Q4 2024

Shares 203,825 Value ($000) $37,715 Avg Close $198.35 Range $171.45 - $222.90

Q3 2024

Shares 206,205 Value ($000) $47,955 Avg Close $210.79 Range $182.10 - $231.55

Q2 2024

Shares 203,616 Value ($000) $39,903 Avg Close $176.27 Range $160.72 - $190.06

Q1 2024

Shares 200,285 Value ($000) $39,574 Avg Close $186.13 Range $169.29 - $204.74

Q4 2023

Shares 199,414 Value ($000) $43,389 Avg Close $175.15 Range $141.88 - $204.01

Q3 2023

Shares 197,209 Value ($000) $32,431 Avg Close $167.65 Range $145.17 - $184.31

Q2 2023

Shares 196,103 Value ($000) $38,333 Avg Close $178.08 Range $162.53 - $192.95

Q1 2023

Shares 193,974 Value ($000) $39,637 Avg Close $189.59 Range $171.12 - $212.87

Q4 2022

Shares 192,135 Value ($000) $41,006 Avg Close $186.71 Range $159.82 - $204.49

Q3 2022

Shares 194,758 Value ($000) $41,815 Avg Close $228.80 Range $188.24 - $251.54

Q2 2022

Shares 194,070 Value ($000) $49,876 Avg Close $222.20 Range $196.54 - $240.37

Q1 2022

Shares 194,140 Value ($000) $48,771 Avg Close $214.86 Range $193.72 - $257.60

Q4 2021

Shares 193,617 Value ($000) $56,633 Avg Close $239.48 Range $222.02 - $259.23

Q3 2021

Shares 195,223 Value ($000) $51,814 Avg Close $248.67 Range $232.43 - $264.88

Q2 2021

Shares 199,023 Value ($000) $53,764 Avg Close $221.28 Range $204.65 - $239.67

Q1 2021

Shares 198,406 Value ($000) $47,431 Avg Close $192.28 Range $170.54 - $209.67

Q4 2020

Shares 198,157 Value ($000) $44,478 Avg Close $199.71 Range $184.97 - $217.31

Q3 2020

Shares 198,954 Value ($000) $48,093 Avg Close $216.72 Range $200.88 - $232.60

Q2 2020

Shares 220,138 Value ($000) $56,914 Avg Close $210.56 Range $171.21 - $229.12

Q1 2020

Shares 225,404 Value ($000) $49,082 Avg Close $197.22 Range $147.72 - $219.16

Q4 2019

Shares 229,543 Value ($000) $52,754 Avg Close $183.82 Range $171.19 - $195.06

Q3 2019

Shares 243,335 Value ($000) $53,809 Avg Close $183.38 Range $167.57 - $203.29

Q2 2019

Shares 248,561 Value ($000) $50,818 Avg Close $168.17 Range $157.69 - $183.80

Q1 2019

Shares 252,686 Value ($000) $49,794 Avg Close $146.03 Range $128.16 - $164.30

Q4 2018

Shares 256,836 Value ($000) $40,629 Avg Close $129.50 Range $116.26 - $139.59

Q3 2018

Shares 271,976 Value ($000) $39,518 Avg Close $120.79 Range $114.07 - $125.11

Q2 2018

Shares 278,404 Value ($000) $40,138 Avg Close $113.83 Range $109.35 - $119.75

Q1 2018

Shares 284,021 Value ($000) $41,280 Avg Close $114.77 Range $106.21 - $122.30

Q4 2017

Shares 213,376 Value ($000) $30,442 Avg Close $115.75 Range $109.97 - $125.87

Q3 2017

Shares 214,501 Value ($000) $29,318 Avg Close $112.31 Range $105.52 - $119.95

Q2 2017

Shares 216,181 Value ($000) $28,605 Avg Close $102.88 Range $96.18 - $110.06

Q1 2017

Shares 216,099 Value ($000) $26,265 Avg Close $87.85 Range $81.86 - $97.31

Q4 2016

Shares 216,351 Value ($000) $22,864 Avg Close $86.33 Range $79.20 - $93.79

Q3 2016

Shares 202,781 Value ($000) $22,981 Avg Close $90.38 Range $85.02 - $93.47

Q2 2016

Shares 204,141 Value ($000) $23,192 Avg Close $83.75 Range $79.73 - $89.81

Q1 2016

Shares 201,838 Value ($000) $20,662 Avg Close $73.16 Range $65.02 - $80.56

Q4 2015

Shares 199,733 Value ($000) $19,364 Avg Close $75.94 Range $67.91 - $81.06

Q3 2015

Shares 196,927 Value ($000) $17,326 Avg Close $72.97 Range $67.60 - $78.65

Q2 2015

Shares 192,007 Value ($000) $17,912 Avg Close $72.97 Range $70.92 - $75.72

Q1 2015

Shares 190,431 Value ($000) $17,929 Avg Close $74.63 Range $71.55 - $78.20

Q4 2014

Shares 186,503 Value ($000) $18,436 Avg Close $75.17 Range $68.98 - $81.29

Q3 2014

Shares 172,682 Value ($000) $16,168 Avg Close $72.53 Range $67.84 - $76.11

Q2 2014

Shares 170,266 Value ($000) $15,321 Avg Close $65.68 Range $60.55 - $68.85

Q1 2014

Shares 156,344 Value ($000) $12,800 Avg Close $61.59 Range $59.25 - $64.17

Q4 2013

Shares 133,854 Value ($000) $10,684 Avg Close $58.52 Range $53.88 - $61.27

Q3 2013

Shares 113,964 Value ($000) $8,448 Avg Close $54.19 Range $50.94 - $58.77

Q2 2013

Shares 80,479 Value ($000) $5,889 Avg Close $59.51 Range $52.17 - $63.74

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	159,742	$28,313	$180.30	$169.12 - $192.63
Q3 2025	195,448	$37,915	$204.56	$185.10 - $230.04
Q2 2025	195,007	$43,426	$210.37	$190.80 - $225.87
Q1 2025	196,801	$42,824	$189.52	$166.66 - $212.16
Q4 2024	203,825	$37,715	$198.35	$171.45 - $222.90
Q3 2024	206,205	$47,955	$210.79	$182.10 - $231.55
Q2 2024	203,616	$39,903	$176.27	$160.72 - $190.06
Q1 2024	200,285	$39,574	$186.13	$169.29 - $204.74
Q4 2023	199,414	$43,389	$175.15	$141.88 - $204.01
Q3 2023	197,209	$32,431	$167.65	$145.17 - $184.31
Q2 2023	196,103	$38,333	$178.08	$162.53 - $192.95
Q1 2023	193,974	$39,637	$189.59	$171.12 - $212.87
Q4 2022	192,135	$41,006	$186.71	$159.82 - $204.49
Q3 2022	194,758	$41,815	$228.80	$188.24 - $251.54
Q2 2022	194,070	$49,876	$222.20	$196.54 - $240.37
Q1 2022	194,140	$48,771	$214.86	$193.72 - $257.60
Q4 2021	193,617	$56,633	$239.48	$222.02 - $259.23
Q3 2021	195,223	$51,814	$248.67	$232.43 - $264.88
Q2 2021	199,023	$53,764	$221.28	$204.65 - $239.67
Q1 2021	198,406	$47,431	$192.28	$170.54 - $209.67
Q4 2020	198,157	$44,478	$199.71	$184.97 - $217.31
Q3 2020	198,954	$48,093	$216.72	$200.88 - $232.60
Q2 2020	220,138	$56,914	$210.56	$171.21 - $229.12
Q1 2020	225,404	$49,082	$197.22	$147.72 - $219.16
Q4 2019	229,543	$52,754	$183.82	$171.19 - $195.06
Q3 2019	243,335	$53,809	$183.38	$167.57 - $203.29
Q2 2019	248,561	$50,818	$168.17	$157.69 - $183.80
Q1 2019	252,686	$49,794	$146.03	$128.16 - $164.30
Q4 2018	256,836	$40,629	$129.50	$116.26 - $139.59
Q3 2018	271,976	$39,518	$120.79	$114.07 - $125.11
Q2 2018	278,404	$40,138	$113.83	$109.35 - $119.75
Q1 2018	284,021	$41,280	$114.77	$106.21 - $122.30
Q4 2017	213,376	$30,442	$115.75	$109.97 - $125.87
Q3 2017	214,501	$29,318	$112.31	$105.52 - $119.95
Q2 2017	216,181	$28,605	$102.88	$96.18 - $110.06
Q1 2017	216,099	$26,265	$87.85	$81.86 - $97.31
Q4 2016	216,351	$22,864	$86.33	$79.20 - $93.79
Q3 2016	202,781	$22,981	$90.38	$85.02 - $93.47
Q2 2016	204,141	$23,192	$83.75	$79.73 - $89.81
Q1 2016	201,838	$20,662	$73.16	$65.02 - $80.56
Q4 2015	199,733	$19,364	$75.94	$67.91 - $81.06
Q3 2015	196,927	$17,326	$72.97	$67.60 - $78.65
Q2 2015	192,007	$17,912	$72.97	$70.92 - $75.72
Q1 2015	190,431	$17,929	$74.63	$71.55 - $78.20
Q4 2014	186,503	$18,436	$75.17	$68.98 - $81.29
Q3 2014	172,682	$16,168	$72.53	$67.84 - $76.11
Q2 2014	170,266	$15,321	$65.68	$60.55 - $68.85
Q1 2014	156,344	$12,800	$61.59	$59.25 - $64.17
Q4 2013	133,854	$10,684	$58.52	$53.88 - $61.27
Q3 2013	113,964	$8,448	$54.19	$50.94 - $58.77
Q2 2013	80,479	$5,889	$59.51	$52.17 - $63.74