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
$181.34
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
435,064,388
Total reported value
$76,420,614,334
% of total 13F portfolios
0.04%
Share change
+7,581,002
Value change
+$1,307,956,471
Number of holders
1,718
Price from insider filings
$181.34
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% $9,096,034,371 43,047,962 BlackRock, Inc. 31 Dec 2024

As of 31 Dec 2025, 1,718 institutional investors reported holding 435,064,388 shares of AMERICAN TOWER CORP /MA/ - Common Stock (AMT). This represents 93% 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 60% 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% 63,757,586 +0.18% 0.16% $11,193,919,375
BlackRock, Inc. 9.4% 44,034,756 -3% 0.13% $7,731,182,133
STATE STREET CORP 4.5% 20,987,534 +0.34% 0.12% $3,719,633,535
JPMORGAN CHASE & CO 3.1% 14,412,242 -6.3% 0.17% $2,530,357,622
GEODE CAPITAL MANAGEMENT, LLC 2.9% 13,499,035 +1.7% 0.15% $2,361,674,915
COHEN & STEERS, INC. 2.7% 12,487,087 -7.5% 4% $2,192,460,000
FMR LLC 2.6% 12,018,839 -1.9% 0.11% $2,110,147,606
MORGAN STANLEY 2.1% 9,807,651 -2.3% 0.1% $1,721,929,724
Invesco Ltd. 1.5% 6,948,190 +0.86% 0.19% $1,219,893,801
DEUTSCHE BANK AG\ 1.5% 6,909,301 -8.3% 0.4% $1,213,065,976
NORGES BANK 1.4% 6,670,729 0.13% $1,171,179,891
DIMENSIONAL FUND ADVISORS LP 1.3% 6,283,130 -1.2% 0.23% $1,103,149,832
LAZARD ASSET MANAGEMENT LLC 1.3% 6,085,163 +36% 1.8% $1,068,371,954
PRINCIPAL FINANCIAL GROUP INC 1.3% 6,038,061 +0.96% 0.54% $1,060,102,709
PRICE T ROWE ASSOCIATES INC /MD/ 1.2% 5,666,920 -8.6% 0.11% $994,943,000
NORTHERN TRUST CORP 1.1% 5,353,004 -1.2% 0.12% $939,826,913
FRANKLIN RESOURCES INC 1.1% 5,338,399 -0.69% 0.23% $937,262,712
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 1.1% 5,102,069 -8.2% 0.14% $895,770,254
Legal & General Group Plc 1% 4,873,695 +4.7% 0.19% $855,674,632
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 0.91% 4,269,144 +53% 0.44% $749,533,612
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.91% 4,254,727 -4% 0.16% $747,002,420
Capital World Investors 0.9% 4,221,091 +0.29% 0.1% $741,096,947
AMERIPRISE FINANCIAL INC 0.86% 4,040,337 -3.1% 0.16% $709,444,846
Nuveen, LLC 0.85% 3,972,648 -2.6% 0.18% $697,477,734
BANK OF AMERICA CORP /DE/ 0.84% 3,944,763 -1.1% 0.05% $692,582,143

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 435,064,388 $76,420,614,334 +$1,307,956,471 $175.57 1,718
2025 Q3 428,230,469 $82,357,707,057 -$1,976,874,547 $192.32 1,780
2025 Q2 435,907,060 $96,341,434,941 +$1,423,833,794 $221.02 1,832
2025 Q1 430,404,456 $93,629,539,451 -$214,621,650 $217.60 1,823
2024 Q4 432,768,798 $79,401,083,638 +$428,265,411 $183.41 1,771
2024 Q3 427,108,097 $99,172,125,930 -$659,221,767 $232.56 1,829
2024 Q2 429,616,906 $83,577,769,576 +$359,568,447 $194.38 1,744
2024 Q1 429,941,519 $84,782,909,321 -$164,160,149 $197.59 1,746
2023 Q4 432,666,078 $93,371,462,540 +$1,754,551,095 $215.88 1,772
2023 Q3 423,952,716 $69,760,172,128 +$186,388,855 $164.45 1,611
2023 Q2 422,387,585 $81,966,033,281 -$52,944,852 $193.94 1,670
2023 Q1 421,907,885 $86,187,376,054 -$522,563,920 $204.34 1,684
2022 Q4 424,314,059 $89,946,923,520 -$9,265,376 $211.86 1,696
2022 Q3 423,749,608 $90,997,283,803 -$384,616,602 $214.70 1,662
2022 Q2 425,396,270 $108,745,537,457 +$3,304,481,753 $255.59 1,727
2022 Q1 414,904,336 $104,197,106,158 -$422,099,763 $251.22 1,703
2021 Q4 416,441,412 $121,613,766,733 +$952,167,635 $292.50 1,773
2021 Q3 412,201,127 $109,428,346,230 -$464,958,209 $265.41 1,663
2021 Q2 412,905,993 $111,543,815,769 +$3,412,669,013 $270.14 1,637
2021 Q1 400,701,540 $95,714,148,639 -$304,022,013 $239.06 1,596
2020 Q4 402,309,717 $90,240,784,755 -$306,413,086 $224.46 1,571
2020 Q3 404,008,957 $97,618,570,098 -$1,029,759,380 $241.73 1,505
2020 Q2 406,803,128 $105,112,112,438 +$191,523,047 $258.54 1,491
2020 Q1 407,406,706 $88,789,381,681 -$249,409,975 $217.75 1,416
2019 Q4 408,390,124 $93,807,459,285 -$173,429,325 $229.82 1,372
2019 Q3 408,794,935 $90,361,925,409 -$1,010,112,747 $221.13 1,301
2019 Q2 412,237,826 $84,261,130,991 -$775,558,880 $204.45 1,269
2019 Q1 420,054,579 $82,740,701,825 +$701,957,909 $197.06 1,226
2018 Q4 416,076,254 $65,812,845,646 +$522,087,106 $158.19 1,163
2018 Q3 414,078,134 $60,118,816,278 -$5,921,470 $145.30 1,080
2018 Q2 414,544,215 $59,758,290,176 +$761,288,932 $144.17 1,068
2018 Q1 409,199,787 $59,425,583,423 +$1,818,318,588 $145.34 1,081
2017 Q4 396,663,173 $56,555,461,414 +$280,190,847 $142.67 1,055
2017 Q3 394,336,677 $53,891,565,198 -$308,808,763 $136.68 954
2017 Q2 398,147,306 $52,680,033,683 +$837,206,112 $132.32 902
2017 Q1 398,096,631 $48,374,152,188 +$3,267,198,263 $121.54 889
2016 Q4 396,709,861 $41,923,196,958 -$310,086,395 $105.68 861
2016 Q3 401,141,922 $45,458,841,881 -$154,182,691 $113.33 797
2016 Q2 402,479,659 $45,714,039,525 +$39,196,444 $113.61 808
2016 Q1 401,196,881 $41,061,068,642 +$33,884,107 $102.37 739
2015 Q4 401,369,251 $38,927,577,083 -$279,317,721 $96.95 745
2015 Q3 400,963,900 $35,292,671,836 +$619,697,160 $87.98 707
2015 Q2 396,452,458 $36,992,040,750 +$346,309,749 $93.29 703
2015 Q1 397,194,920 $37,413,742,447 +$2,288,498,747 $94.15 732
2014 Q4 371,014,447 $36,684,576,049 -$90,586,051 $98.85 736
2014 Q3 366,430,771 $34,310,346,663 -$147,262,987 $93.63 671
2014 Q2 367,851,727 $33,101,549,930 -$300,542,451 $89.98 645
2014 Q1 371,929,577 $30,450,279,069 +$179,839,410 $81.87 626