AMERICAN TOWER CORP /MA/ - Common Stock (AMT) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2014 to Q4 2025

Type / Class
Equity / Common Stock
Symbol
AMT on NYSE
Shares outstanding
467,912,630
Price per share
$175.57
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
428,099,755
Total reported value
$82,332,528,377
% of total 13F portfolios
0.05%
Share change
-8,604,593
Value change
-$1,986,881,230
Number of holders
1,770
Price from insider filings
$175.57
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of AMERICAN TOWER CORP /MA/ - Common Stock (AMT) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BlackRock, Inc. 9.2% $8,810,195,903 43,047,962 BlackRock, Inc. 31 Dec 2024

As of 30 Sep 2025, 1,770 institutional investors reported holding 428,099,755 shares of AMERICAN TOWER CORP /MA/ - Common Stock (AMT). This represents 91% of the company’s total 467,912,630 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of AMERICAN TOWER CORP /MA/ - Common Stock (AMT) together control 61% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
VANGUARD GROUP INC 14% 63,640,168 +0.97% 0.18% $12,239,277,109
BlackRock, Inc. 9.7% 45,403,549 -0.56% 0.15% $8,732,010,551
STATE STREET CORP 4.5% 20,915,929 -0.94% 0.14% $4,057,279,830
JPMORGAN CHASE & CO 3.3% 15,378,588 +21% 0.19% $2,957,610,295
COHEN & STEERS, INC. 2.9% 13,501,372 -2.9% 4.7% $2,596,841,000
GEODE CAPITAL MANAGEMENT, LLC 2.8% 13,271,674 +1.3% 0.16% $2,542,827,819
FMR LLC 2.6% 12,247,533 -9.9% 0.12% $2,355,445,534
MORGAN STANLEY 2.1% 10,033,659 +9.1% 0.12% $1,929,673,782
DEUTSCHE BANK AG\ 1.6% 7,535,445 +5.2% 0.49% $1,449,216,783
Invesco Ltd. 1.5% 6,888,633 +3.1% 0.21% $1,324,821,814
DIMENSIONAL FUND ADVISORS LP 1.4% 6,357,842 -3.5% 0.26% $1,222,780,616
PRICE T ROWE ASSOCIATES INC /MD/ 1.3% 6,197,015 -19% 0.13% $1,191,812,000
PRINCIPAL FINANCIAL GROUP INC 1.3% 5,980,516 -1.6% 0.58% $1,150,174,088
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 1.2% 5,556,814 -0.12% 0.17% $1,068,686,468
NORTHERN TRUST CORP 1.2% 5,417,142 -1.2% 0.13% $1,041,824,750
FRANKLIN RESOURCES INC 1.1% 5,375,430 -0.62% 0.26% $1,033,802,696
GOLDMAN SACHS GROUP INC 1.1% 5,337,885 +11% 0.15% $1,026,582,012
Capital Research Global Investors 1.1% 4,924,771 +0.31% 0.18% $947,131,959
Legal & General Group Plc 0.99% 4,653,248 +3.5% 0.2% $894,912,653
LAZARD ASSET MANAGEMENT LLC 0.95% 4,464,182 +1985% 1.2% $858,551,482
UBS AM, A DISTINCT BUSINESS UNIT OF UBS ASSET MANAGEMENT AMERICAS LLC 0.95% 4,430,681 -20% 0.19% $852,108,571
Capital World Investors 0.9% 4,208,709 +4.2% 0.11% $809,418,915
AMERIPRISE FINANCIAL INC 0.89% 4,168,214 -4.8% 0.18% $801,495,176
Nuveen, LLC 0.87% 4,078,755 -5.6% 0.21% $784,426,203
BANK OF AMERICA CORP /DE/ 0.85% 3,989,239 -1.6% 0.06% $767,210,501

Institutional Holders of AMERICAN TOWER CORP /MA/ - Common Stock (AMT) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 9,365,757 $1,645,225,535 +$238,144,838 $175.57 255
2025 Q3 428,099,755 $82,332,528,377 -$1,986,881,230 $192.32 1,770
2025 Q2 435,907,060 $96,341,434,941 +$1,423,833,879 $221.02 1,832
2025 Q1 429,979,201 $93,537,067,148 -$224,857,144 $217.60 1,815
2024 Q4 432,153,965 $79,292,053,983 +$1,549,209,053 $183.41 1,750
2024 Q3 420,484,834 $97,632,242,252 -$2,109,386,111 $232.56 1,820
2024 Q2 430,045,234 $83,660,640,816 +$1,376,853,444 $194.38 1,728
2024 Q1 425,251,103 $83,855,786,180 -$1,420,928,986 $197.59 1,738
2023 Q4 4,169,780 $900,162,594 +$63,046,542 $215.88 23
2023 Q3 418,402,572 $68,847,450,102 +$254,749,035 $164.45 1,584
2023 Q2 416,827,219 $80,887,578,996 -$978,747,421 $193.94 1,646
2023 Q1 420,458,424 $85,891,240,306 -$244,460,898 $204.34 1,660
2022 Q4 422,235,238 $89,506,444,491 +$323,829,510 $211.86 1,674
2022 Q3 421,451,337 $90,502,979,647 -$545,300,893 $214.70 1,638
2022 Q2 424,466,096 $108,502,473,604 +$3,514,524,808 $255.59 1,703
2022 Q1 413,568,429 $103,856,525,164 -$486,130,785 $251.22 1,677
2021 Q4 370,185,124 $108,084,338,092 +$804,139,671 $292.50 1,756
2021 Q3 411,409,549 $109,216,699,668 -$472,499,753 $265.41 1,649
2021 Q2 412,178,647 $111,345,285,380 +$3,411,368,708 $270.14 1,625
2021 Q1 399,985,507 $95,542,669,551 -$351,992,760 $239.06 1,581
2020 Q4 394,214,108 $88,426,020,030 -$566,147,602 $224.46 1,554
2020 Q3 403,858,994 $97,579,548,489 -$994,134,761 $241.73 1,493
2020 Q2 406,731,190 $105,092,942,940 +$246,984,768 $258.54 1,481
2020 Q1 407,146,024 $88,732,408,304 -$254,737,331 $217.75 1,402
2019 Q4 408,315,501 $93,790,334,585 -$185,838,728 $229.82 1,361
2019 Q3 408,745,545 $90,351,011,804 -$1,007,846,138 $221.13 1,293
2019 Q2 390,099,964 $79,735,070,118 +$206,539,860 $204.45 1,258
2019 Q1 419,384,936 $82,608,753,827 +$460,449,160 $197.06 1,215
2018 Q4 415,067,202 $65,653,231,101 +$558,521,299 $158.19 1,150
2018 Q3 412,416,630 $59,876,308,062 +$5,750,341 $145.30 1,071
2018 Q2 412,514,197 $59,465,165,688 +$1,307,976,202 $144.17 1,058
2018 Q1 408,549,412 $59,330,923,729 +$1,813,065,709 $145.34 1,073
2017 Q4 393,544,387 $56,110,497,389 +$250,491,281 $142.67 1,043
2017 Q3 394,233,915 $53,876,553,415 -$379,614,325 $136.68 946
2017 Q2 398,071,980 $52,670,005,925 +$808,756,048 $132.32 894
2017 Q1 398,078,322 $48,371,870,801 +$3,256,268,603 $121.54 884
2016 Q4 396,592,377 $41,906,309,691 -$180,611,931 $105.68 856
2016 Q3 397,626,018 $45,060,387,909 -$7,794,158 $113.33 793
2016 Q2 398,530,361 $45,265,363,888 +$139,707,613 $113.61 805
2016 Q1 396,286,469 $40,558,391,642 +$116,005,619 $102.37 734
2015 Q4 401,254,795 $38,908,545,083 -$284,232,990 $96.95 743
2015 Q3 400,924,361 $35,289,195,836 +$789,242,231 $87.98 704
2015 Q2 387,964,582 $36,200,385,750 +$186,678,927 $93.29 698
2015 Q1 397,105,769 $37,405,350,080 +$2,289,077,648 $94.15 729
2014 Q4 371,002,263 $36,683,394,049 -$139,797,715 $98.85 735
2014 Q3 366,430,615 $34,310,331,663 -$147,264,589 $93.63 670
2014 Q2 367,847,116 $33,101,134,930 -$290,586,835 $89.98 643
2014 Q1 371,171,288 $30,388,199,069 +$120,348,660 $81.87 623