AMERICAN TOWER CORP NEW

Ticker: AMT CUSIP: 03027X100 Class: COM

ADAGE CAPITAL PARTNERS GP, L.L.C.'s Holding History (CIK: 0001165408)

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

Q4 2025

Shares 422,605 Value ($000) $74,197 Avg Close $180.30 Range $169.12 - $192.63

Q3 2025

Shares 425,805 Value ($000) $81,891 Avg Close $204.56 Range $185.10 - $230.04

Q2 2025

Shares 463,805 Value ($000) $102,510 Avg Close $210.37 Range $190.80 - $225.87

Q1 2025

Shares 321,105 Value ($000) $69,872 Avg Close $189.52 Range $166.66 - $212.16

Q4 2024

Shares 196,605 Value ($000) $36,059 Avg Close $198.35 Range $171.45 - $222.90

Q3 2024

Shares 205,305 Value ($000) $47,746 Avg Close $210.79 Range $182.10 - $231.55

Q2 2024

Shares 207,905 Value ($000) $40,413 Avg Close $176.27 Range $160.72 - $190.06

Q1 2024

Shares 217,205 Value ($000) $42,918 Avg Close $186.13 Range $169.29 - $204.74

Q4 2023

Shares 292,805 Value ($000) $63,211 Avg Close $175.15 Range $141.88 - $204.01

Q3 2023

Shares 463,505 Value ($000) $76,223 Avg Close $167.65 Range $145.17 - $184.31

Q2 2023

Shares 464,305 Value ($000) $90,047 Avg Close $178.08 Range $162.53 - $192.95

Q1 2023

Shares 466,205 Value ($000) $95,264 Avg Close $189.59 Range $171.12 - $212.87

Q4 2022

Shares 478,605 Value ($000) $101,397 Avg Close $186.71 Range $159.82 - $204.49

Q3 2022

Shares 419,305 Value ($000) $90,025 Avg Close $228.80 Range $188.24 - $251.54

Q2 2022

Shares 484,005 Value ($000) $123,707 Avg Close $222.20 Range $196.54 - $240.37

Q1 2022

Shares 475,605 Value ($000) $119,481 Avg Close $214.86 Range $193.72 - $257.60

Q4 2021

Shares 485,305 Value ($000) $141,952 Avg Close $239.48 Range $222.02 - $259.23

Q3 2021

Shares 488,305 Value ($000) $129,601 Avg Close $248.67 Range $232.43 - $264.88

Q2 2021

Shares 492,944 Value ($000) $133,164 Avg Close $221.28 Range $204.65 - $239.67

Q1 2021

Shares 489,844 Value ($000) $117,102 Avg Close $192.28 Range $170.54 - $209.67

Q4 2020

Shares 482,444 Value ($000) $108,289 Avg Close $199.71 Range $184.97 - $217.31

Q3 2020

Shares 496,644 Value ($000) $120,054 Avg Close $216.72 Range $200.88 - $232.60

Q2 2020

Shares 508,744 Value ($000) $131,531 Avg Close $210.56 Range $171.21 - $229.12

Q1 2020

Shares 508,044 Value ($000) $110,627 Avg Close $197.22 Range $147.72 - $219.16

Q4 2019

Shares 393,366 Value ($000) $90,403 Avg Close $183.82 Range $171.19 - $195.06

Q3 2019

Shares 413,066 Value ($000) $91,341 Avg Close $183.38 Range $167.57 - $203.29

Q2 2019

Shares 410,917 Value ($000) $84,012 Avg Close $168.17 Range $157.69 - $183.80

Q1 2019

Shares 217,517 Value ($000) $42,864 Avg Close $146.03 Range $128.16 - $164.30

Q4 2018

Shares 186,317 Value ($000) $29,473 Avg Close $129.50 Range $116.26 - $139.59

Q3 2018

Shares 373,017 Value ($000) $54,199 Avg Close $120.79 Range $114.07 - $125.11

Q2 2018

Shares 226,263 Value ($000) $32,620 Avg Close $113.83 Range $109.35 - $119.75

Q1 2018

Shares 592,863 Value ($000) $86,167 Avg Close $114.77 Range $106.21 - $122.30

Q4 2017

Shares 607,063 Value ($000) $86,610 Avg Close $115.75 Range $109.97 - $125.87

Q3 2017

Shares 787,363 Value ($000) $107,617 Avg Close $112.31 Range $105.52 - $119.95

Q2 2017

Shares 862,563 Value ($000) $114,134 Avg Close $102.88 Range $96.18 - $110.06

Q1 2017

Shares 1,216,863 Value ($000) $147,898 Avg Close $87.85 Range $81.86 - $97.31

Q4 2016

Shares 607,913 Value ($000) $64,244 Avg Close $86.33 Range $79.20 - $93.79

Q3 2016

Shares 621,313 Value ($000) $70,413 Avg Close $90.38 Range $85.02 - $93.47

Q2 2016

Shares 636,213 Value ($000) $72,280 Avg Close $83.75 Range $79.73 - $89.81

Q1 2016

Shares 860,813 Value ($000) $88,121 Avg Close $73.16 Range $65.02 - $80.56

Q4 2015

Shares 632,602 Value ($000) $61,331 Avg Close $75.94 Range $67.91 - $81.06

Q3 2015

Shares 638,007 Value ($000) $56,132 Avg Close $72.97 Range $67.60 - $78.65

Q2 2015

Shares 664,956 Value ($000) $62,034 Avg Close $72.97 Range $70.92 - $75.72

Q1 2015

Shares 564,956 Value ($000) $53,191 Avg Close $74.63 Range $71.55 - $78.20

Q4 2014

Shares 579,956 Value ($000) $57,329 Avg Close $75.17 Range $68.98 - $81.29

Q3 2014

Shares 590,556 Value ($000) $55,294 Avg Close $72.53 Range $67.84 - $76.11

Q2 2014

Shares 599,356 Value ($000) $53,930 Avg Close $65.68 Range $60.55 - $68.85

Q1 2014

Shares 608,956 Value ($000) $49,855 Avg Close $61.59 Range $59.25 - $64.17

Q4 2013

Shares 606,625 Value ($000) $48,421 Avg Close $58.52 Range $53.88 - $61.27

Q3 2013

Shares 685,028 Value ($000) $50,781 Avg Close $54.19 Range $50.94 - $58.77

Q2 2013

Shares 498,796 Value ($000) $36,497 Avg Close $59.51 Range $52.17 - $63.74

Q1 2013

Shares 561,121 Value ($000) $43,161 Avg Close $57.28 Range $54.06 - $59.59

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	422,605	$74,197	$180.30	$169.12 - $192.63
Q3 2025	425,805	$81,891	$204.56	$185.10 - $230.04
Q2 2025	463,805	$102,510	$210.37	$190.80 - $225.87
Q1 2025	321,105	$69,872	$189.52	$166.66 - $212.16
Q4 2024	196,605	$36,059	$198.35	$171.45 - $222.90
Q3 2024	205,305	$47,746	$210.79	$182.10 - $231.55
Q2 2024	207,905	$40,413	$176.27	$160.72 - $190.06
Q1 2024	217,205	$42,918	$186.13	$169.29 - $204.74
Q4 2023	292,805	$63,211	$175.15	$141.88 - $204.01
Q3 2023	463,505	$76,223	$167.65	$145.17 - $184.31
Q2 2023	464,305	$90,047	$178.08	$162.53 - $192.95
Q1 2023	466,205	$95,264	$189.59	$171.12 - $212.87
Q4 2022	478,605	$101,397	$186.71	$159.82 - $204.49
Q3 2022	419,305	$90,025	$228.80	$188.24 - $251.54
Q2 2022	484,005	$123,707	$222.20	$196.54 - $240.37
Q1 2022	475,605	$119,481	$214.86	$193.72 - $257.60
Q4 2021	485,305	$141,952	$239.48	$222.02 - $259.23
Q3 2021	488,305	$129,601	$248.67	$232.43 - $264.88
Q2 2021	492,944	$133,164	$221.28	$204.65 - $239.67
Q1 2021	489,844	$117,102	$192.28	$170.54 - $209.67
Q4 2020	482,444	$108,289	$199.71	$184.97 - $217.31
Q3 2020	496,644	$120,054	$216.72	$200.88 - $232.60
Q2 2020	508,744	$131,531	$210.56	$171.21 - $229.12
Q1 2020	508,044	$110,627	$197.22	$147.72 - $219.16
Q4 2019	393,366	$90,403	$183.82	$171.19 - $195.06
Q3 2019	413,066	$91,341	$183.38	$167.57 - $203.29
Q2 2019	410,917	$84,012	$168.17	$157.69 - $183.80
Q1 2019	217,517	$42,864	$146.03	$128.16 - $164.30
Q4 2018	186,317	$29,473	$129.50	$116.26 - $139.59
Q3 2018	373,017	$54,199	$120.79	$114.07 - $125.11
Q2 2018	226,263	$32,620	$113.83	$109.35 - $119.75
Q1 2018	592,863	$86,167	$114.77	$106.21 - $122.30
Q4 2017	607,063	$86,610	$115.75	$109.97 - $125.87
Q3 2017	787,363	$107,617	$112.31	$105.52 - $119.95
Q2 2017	862,563	$114,134	$102.88	$96.18 - $110.06
Q1 2017	1,216,863	$147,898	$87.85	$81.86 - $97.31
Q4 2016	607,913	$64,244	$86.33	$79.20 - $93.79
Q3 2016	621,313	$70,413	$90.38	$85.02 - $93.47
Q2 2016	636,213	$72,280	$83.75	$79.73 - $89.81
Q1 2016	860,813	$88,121	$73.16	$65.02 - $80.56
Q4 2015	632,602	$61,331	$75.94	$67.91 - $81.06
Q3 2015	638,007	$56,132	$72.97	$67.60 - $78.65
Q2 2015	664,956	$62,034	$72.97	$70.92 - $75.72
Q1 2015	564,956	$53,191	$74.63	$71.55 - $78.20
Q4 2014	579,956	$57,329	$75.17	$68.98 - $81.29
Q3 2014	590,556	$55,294	$72.53	$67.84 - $76.11
Q2 2014	599,356	$53,930	$65.68	$60.55 - $68.85
Q1 2014	608,956	$49,855	$61.59	$59.25 - $64.17
Q4 2013	606,625	$48,421	$58.52	$53.88 - $61.27
Q3 2013	685,028	$50,781	$54.19	$50.94 - $58.77
Q2 2013	498,796	$36,497	$59.51	$52.17 - $63.74
Q1 2013	561,121	$43,161	$57.28	$54.06 - $59.59