AMERICAN TOWER CORP NEW

Ticker: AMT CUSIP: 03027X100 Class: COM

GREAT WEST LIFE ASSURANCE CO /CAN/'s Holding History (CIK: 0001046192)

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

Q4 2025

Shares 999,506 Value ($000) $176 Avg Close $180.30 Range $169.12 - $192.63

Q3 2025

Shares 1,017,829 Value ($000) $198 Avg Close $204.56 Range $185.10 - $230.04

Q2 2025

Shares 980,867 Value ($000) $217 Avg Close $210.37 Range $190.80 - $225.87

Q1 2025

Shares 863,494 Value ($000) $188 Avg Close $189.52 Range $166.66 - $212.16

Q4 2024

Shares 887,844 Value ($000) $163 Avg Close $198.35 Range $171.45 - $222.90

Q3 2024

Shares 663,832 Value ($000) $155 Avg Close $210.79 Range $182.10 - $231.55

Q2 2024

Shares 661,376 Value ($000) $129 Avg Close $176.27 Range $160.72 - $190.06

Q1 2024

Shares 692,954 Value ($000) $137 Avg Close $186.13 Range $169.29 - $204.74

Q4 2023

Shares 659,190 Value ($000) $142 Avg Close $175.15 Range $141.88 - $204.01

Q3 2023

Shares 663,620 Value ($000) $109 Avg Close $167.65 Range $145.17 - $184.31

Q2 2023

Shares 661,976 Value ($000) $129 Avg Close $178.08 Range $162.53 - $192.95

Q1 2023

Shares 657,241 Value ($000) $134 Avg Close $189.59 Range $171.12 - $212.87

Q4 2022

Shares 622,043 Value ($000) $133 Avg Close $186.71 Range $159.82 - $204.49

Q3 2022

Shares 627,410 Value ($000) $134,642 Avg Close $228.80 Range $188.24 - $251.54

Q2 2022

Shares 695,383 Value ($000) $178,096 Avg Close $222.20 Range $196.54 - $240.37

Q1 2022

Shares 673,814 Value ($000) $179,311 Avg Close $214.86 Range $193.72 - $257.60

Q4 2021

Shares 694,994 Value ($000) $202,664 Avg Close $239.48 Range $222.02 - $259.23

Q3 2021

Shares 627,418 Value ($000) $167,605 Avg Close $248.67 Range $232.43 - $264.88

Q2 2021

Shares 704,851 Value ($000) $190,422 Avg Close $221.28 Range $204.65 - $239.67

Q1 2021

Shares 698,943 Value ($000) $166,051 Avg Close $192.28 Range $170.54 - $209.67

Q4 2020

Shares 639,226 Value ($000) $143,125 Avg Close $199.71 Range $184.97 - $217.31

Q3 2020

Shares 664,205 Value ($000) $160,543 Avg Close $216.72 Range $200.88 - $232.60

Q2 2020

Shares 635,270 Value ($000) $163,507 Avg Close $210.56 Range $171.21 - $229.12

Q1 2020

Shares 653,167 Value ($000) $143,150 Avg Close $197.22 Range $147.72 - $219.16

Q4 2019

Shares 669,226 Value ($000) $152,515 Avg Close $183.82 Range $171.19 - $195.06

Q3 2019

Shares 570,578 Value ($000) $126,274 Avg Close $183.38 Range $167.57 - $203.29

Q2 2019

Shares 582,239 Value ($000) $118,843 Avg Close $168.17 Range $157.69 - $183.80

Q1 2019

Shares 520,575 Value ($000) $102,308 Avg Close $146.03 Range $128.16 - $164.30

Q4 2018

Shares 498,028 Value ($000) $76,349 Avg Close $129.50 Range $116.26 - $139.59

Q3 2018

Shares 340,449 Value ($000) $49,519 Avg Close $120.79 Range $114.07 - $125.11

Q2 2018

Shares 387,019 Value ($000) $55,832 Avg Close $113.83 Range $109.35 - $119.75

Q1 2018

Shares 386,627 Value ($000) $56,222 Avg Close $114.77 Range $106.21 - $122.30

Q4 2017

Shares 367,060 Value ($000) $52,317 Avg Close $115.75 Range $109.97 - $125.87

Q3 2017

Shares 328,466 Value ($000) $44,643 Avg Close $112.31 Range $105.52 - $119.95

Q2 2017

Shares 322,180 Value ($000) $42,576 Avg Close $102.88 Range $96.18 - $110.06

Q1 2017

Shares 327,709 Value ($000) $39,793 Avg Close $87.85 Range $81.86 - $97.31

Q4 2016

Shares 325,235 Value ($000) $34,469 Avg Close $86.33 Range $79.20 - $93.79

Q3 2016

Shares 348,640 Value ($000) $39,483 Avg Close $90.38 Range $85.02 - $93.47

Q2 2016

Shares 341,966 Value ($000) $38,765 Avg Close $83.75 Range $79.73 - $89.81

Q1 2016

Shares 297,309 Value ($000) $30,420 Avg Close $73.16 Range $65.02 - $80.56

Q4 2015

Shares 280,149 Value ($000) $27,178 Avg Close $75.94 Range $67.91 - $81.06

Q3 2015

Shares 336,971 Value ($000) $29,656 Avg Close $72.97 Range $67.60 - $78.65

Q2 2015

Shares 497,958 Value ($000) $46,396 Avg Close $72.97 Range $70.92 - $75.72

Q1 2015

Shares 544,408 Value ($000) $51,142 Avg Close $74.63 Range $71.55 - $78.20

Q4 2014

Shares 431,476 Value ($000) $42,620 Avg Close $75.17 Range $68.98 - $81.29

Q3 2014

Shares 288,469 Value ($000) $27,090 Avg Close $72.53 Range $67.84 - $76.11

Q2 2014

Shares 290,623 Value ($000) $26,063 Avg Close $65.68 Range $60.55 - $68.85

Q1 2014

Shares 296,340 Value ($000) $24,129 Avg Close $61.59 Range $59.25 - $64.17

Q4 2013

Shares 276,074 Value ($000) $22,146 Avg Close $58.52 Range $53.88 - $61.27

Q3 2013

Shares 206,492 Value ($000) $15,273 Avg Close $54.19 Range $50.94 - $58.77

Q2 2013

Shares 15,446 Value ($000) $1,131 Avg Close $59.51 Range $52.17 - $63.74

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	999,506	$176	$180.30	$169.12 - $192.63
Q3 2025	1,017,829	$198	$204.56	$185.10 - $230.04
Q2 2025	980,867	$217	$210.37	$190.80 - $225.87
Q1 2025	863,494	$188	$189.52	$166.66 - $212.16
Q4 2024	887,844	$163	$198.35	$171.45 - $222.90
Q3 2024	663,832	$155	$210.79	$182.10 - $231.55
Q2 2024	661,376	$129	$176.27	$160.72 - $190.06
Q1 2024	692,954	$137	$186.13	$169.29 - $204.74
Q4 2023	659,190	$142	$175.15	$141.88 - $204.01
Q3 2023	663,620	$109	$167.65	$145.17 - $184.31
Q2 2023	661,976	$129	$178.08	$162.53 - $192.95
Q1 2023	657,241	$134	$189.59	$171.12 - $212.87
Q4 2022	622,043	$133	$186.71	$159.82 - $204.49
Q3 2022	627,410	$134,642	$228.80	$188.24 - $251.54
Q2 2022	695,383	$178,096	$222.20	$196.54 - $240.37
Q1 2022	673,814	$179,311	$214.86	$193.72 - $257.60
Q4 2021	694,994	$202,664	$239.48	$222.02 - $259.23
Q3 2021	627,418	$167,605	$248.67	$232.43 - $264.88
Q2 2021	704,851	$190,422	$221.28	$204.65 - $239.67
Q1 2021	698,943	$166,051	$192.28	$170.54 - $209.67
Q4 2020	639,226	$143,125	$199.71	$184.97 - $217.31
Q3 2020	664,205	$160,543	$216.72	$200.88 - $232.60
Q2 2020	635,270	$163,507	$210.56	$171.21 - $229.12
Q1 2020	653,167	$143,150	$197.22	$147.72 - $219.16
Q4 2019	669,226	$152,515	$183.82	$171.19 - $195.06
Q3 2019	570,578	$126,274	$183.38	$167.57 - $203.29
Q2 2019	582,239	$118,843	$168.17	$157.69 - $183.80
Q1 2019	520,575	$102,308	$146.03	$128.16 - $164.30
Q4 2018	498,028	$76,349	$129.50	$116.26 - $139.59
Q3 2018	340,449	$49,519	$120.79	$114.07 - $125.11
Q2 2018	387,019	$55,832	$113.83	$109.35 - $119.75
Q1 2018	386,627	$56,222	$114.77	$106.21 - $122.30
Q4 2017	367,060	$52,317	$115.75	$109.97 - $125.87
Q3 2017	328,466	$44,643	$112.31	$105.52 - $119.95
Q2 2017	322,180	$42,576	$102.88	$96.18 - $110.06
Q1 2017	327,709	$39,793	$87.85	$81.86 - $97.31
Q4 2016	325,235	$34,469	$86.33	$79.20 - $93.79
Q3 2016	348,640	$39,483	$90.38	$85.02 - $93.47
Q2 2016	341,966	$38,765	$83.75	$79.73 - $89.81
Q1 2016	297,309	$30,420	$73.16	$65.02 - $80.56
Q4 2015	280,149	$27,178	$75.94	$67.91 - $81.06
Q3 2015	336,971	$29,656	$72.97	$67.60 - $78.65
Q2 2015	497,958	$46,396	$72.97	$70.92 - $75.72
Q1 2015	544,408	$51,142	$74.63	$71.55 - $78.20
Q4 2014	431,476	$42,620	$75.17	$68.98 - $81.29
Q3 2014	288,469	$27,090	$72.53	$67.84 - $76.11
Q2 2014	290,623	$26,063	$65.68	$60.55 - $68.85
Q1 2014	296,340	$24,129	$61.59	$59.25 - $64.17
Q4 2013	276,074	$22,146	$58.52	$53.88 - $61.27
Q3 2013	206,492	$15,273	$54.19	$50.94 - $58.77
Q2 2013	15,446	$1,131	$59.51	$52.17 - $63.74