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American Tower Corp

AMT
Exchange
NYSE
Industry
Real Estate Investment Trusts
SEC CIK
0001053507

In the last 90 days, American Tower Corp insiders filed 1 open-market purchase and 2 sales; 1,757 institutions reported holding it in 13F filings for Q2 2026, worth $72.0B in total; Akre Capital Management is the only superinvestor holding it.

13F holders, Q1 2022

Institutional positions in American Tower Corp as of Mar 31, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
1,723
−57 vs. Q4 2021
Shares held
415.6M
−1.40M (−0.3%) vs. Q4 2021
Total value
$104.3B
−$17.4B (−14.3%) vs. Q4 2021
New holders
104
760 more added
Sold out
161
629 more reduced

19 institutions that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2021: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting AMT on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2022: 1,723 institutions
Q1 2021: 1,613 institutionsQ2 2021: 1,656 institutionsQ3 2021: 1,678 institutionsQ4 2021: 1,799 institutionsQ1 2022: 1,723 institutionsQ2 2022: 1,747 institutionsQ3 2022: 1,693 institutionsQ4 2022: 1,711 institutionsQ1 2023: 1,706 institutionsQ2 2023: 1,688 institutionsQ3 2023: 1,634 institutionsQ4 2023: 1,802 institutionsQ1 2024: 1,769 institutionsQ2 2024: 1,769 institutionsQ3 2024: 1,852 institutionsQ4 2024: 1,798 institutionsQ1 2025: 1,845 institutionsQ2 2025: 1,851 institutionsQ3 2025: 1,799 institutionsQ4 2025: 1,781 institutionsQ1 2026: 1,760 institutionsQ2 2026: 1,757 institutions
Value heldQ1 2022: $104.3B
Q1 2021: $95.8BQ2 2021: $111.7BQ3 2021: $109.6BQ4 2021: $121.8BQ1 2022: $104.3BQ2 2022: $109.0BQ3 2022: $91.0BQ4 2022: $90.0BQ1 2023: $86.3BQ2 2023: $82.1BQ3 2023: $69.9BQ4 2023: $93.6BQ1 2024: $85.0BQ2 2024: $83.8BQ3 2024: $99.4BQ4 2024: $79.6BQ1 2025: $95.0BQ2 2025: $96.5BQ3 2025: $82.5BQ4 2025: $77.0BQ1 2026: $74.4BQ2 2026: $72.0B
Institutions holding AMT and their total value by quarter
QuarterHoldersValue
Q2 20261,757$72.0B
Q1 20261,760$74.4B
Q4 20251,781$77.0B
Q3 20251,799$82.5B
Q2 20251,851$96.5B
Q1 20251,845$95.0B
Q4 20241,798$79.6B
Q3 20241,852$99.4B
Q2 20241,769$83.8B
Q1 20241,769$85.0B
Q4 20231,802$93.6B
Q3 20231,634$69.9B
Q2 20231,688$82.1B
Q1 20231,706$86.3B
Q4 20221,711$90.0B
Q3 20221,693$91.0B
Q2 20221,747$109.0B
Q1 20221,723$104.3B
Q4 20211,799$121.8B
Q3 20211,678$109.6B
Q2 20211,656$111.7B
Q1 20211,613$95.8B

Institutions, Q1 2022

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q4 2021.

Institutions holding AMT in Q1 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Manning & Napier Group, LLC430,975$108.3M1.03%−4,242−1.0%Reduced
Johnson Investment Counsel Inc431,226$108.3M1.34%+23,422+5.7%Added
Public Employees Retirement Association of Colorado435,444$109.4M0.50%−10,349−2.3%Reduced
Duff & Phelps Investment Management Co441,096$110.8M1.28%+1,697+0.4%Added
Nan Shan Life Insurance Co., Ltd.445,412$111.9M1.96%−94,749−17.5%Reduced
Cbre Clarion Securities LLC446,694$112.2M1.56%−344,541−43.5%Reduced
Mar Vista Investment Partners LLC451,575$113.4M3.56%+11,692+2.7%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys453,004$113.8M1.12%+122,641+37.1%Added
Retirement Systems of Alabama454,915$114.3M0.42%−4,315−0.9%Reduced
Border to Coast Pensions Partnership Ltd457,352$114.6M3.26%+368,765+416.3%Added
State of Wisconsin Investment Board457,580$115.0M0.24%−62,032−11.9%Reduced
AXA S.A.469,904$118.0M0.34%−23,227−4.7%Reduced
Adage Capital Partners GP, L.L.C.475,605$119.5M0.23%−9,700−2.0%Reduced
Evercore Wealth Management, LLC484,355$121.7M2.15%+22,380+4.8%Added
Macquarie Group Ltd521,930$122.0M0.11%+197,669+61.0%Added
ClearBridge Investments Ltd489,095$122.9M3.83%+79,291+19.3%Added
Bahl & Gaynor Inc490,269$123.2M0.91%−185,843−27.5%Reduced
Storebrand Asset Management AS511,917$128.6M0.61%+122,333+31.4%Added
Nordea Investment Management AB521,776$132.2M0.17%+23,934+4.8%Added
State Board of Administration of Florida Retirement System531,735$133.6M0.26%−6,794−1.3%Reduced
Sarasin & Partners LLP532,432$133.8M1.34%−165,334−23.7%Reduced
Russell Investments Group, Ltd.537,850$135.1M0.23%+54,096+11.2%Added
New York State Teachers Retirement System538,555$135.3M0.28%−1,400−0.3%Reduced
Allianz Asset Management GmbH542,872$136.4M0.11%+15,887+3.0%Added
Korea Investment CORP562,550$141.3M0.35%+91,145+19.3%Added
M&G Investment Management Ltd575,235$144.4M0.31%+131,574+29.7%Added
Broad Run Investment Management, LLC575,504$144.6M10.22%+2,602+0.5%Added
NFJ Investment Group, LLC577,010$145.0M2.94%−107,662−15.7%Reduced
DF Dent & Co Inc577,891$145.2M1.67%−11,217−1.9%Reduced
National Pension Service580,698$145.9M0.27%−12,941−2.2%Reduced
Swedbank AB590,361$148.3M0.28%+893+0.2%Added
Avenir Corp611,994$153.7M12.28%+17,264+2.9%Added
HSBC Holdings PLC623,775$156.8M0.21%−146,518−19.0%Reduced
BNP PARIBAS ASSET MANAGEMENT Holding S.A.624,696$156.9M0.55%+24,658+4.1%Added
First Manhattan Co629,513$158.1M0.52%+10,583+1.7%Added
Ensign Peak Advisors, Inc632,377$158.9M0.32%−81,614−11.4%Reduced
Arrowstreet Capital, Limited Partnership638,692$160.5M0.20%+201,469+46.1%Added
Aviva PLC643,455$161.6M0.81%−148,551−18.8%Reduced
TD Asset Management Inc654,020$164.3M0.15%−57,828−8.1%Reduced
Envestnet Asset Management Inc695,325$174.7M0.09%+58,741+9.2%Added
Great West Life Assurance Co673,814$179.3M0.37%−21,180−3.0%Reduced
Centersquare Investment Management LLC715,085$179.6M1.66%−33,271−4.4%Reduced
Blair William & Co734,131$184.4M0.65%−6,202−0.8%Reduced
Citigroup Inc739,712$185.8M0.19%−327,973−30.7%Reduced
Davenport & Co LLC749,762$188.0M1.32%−87,810−10.5%Reduced
California State Teachers Retirement System772,572$194.1M0.26%−44,961−5.5%Reduced
New York State Common Retirement Fund816,608$205.1M0.22%−20,327−2.4%Reduced
SEI Investments Co857,449$215.6M0.43%+144,390+20.2%Added
Pacer Advisors, Inc.889,992$223.6M1.83%−24,455−2.7%Reduced
Rhumbline Advisers895,084$224.9M0.29%+3,078+0.3%Added
Franklin Resources Inc941,111$236.4M0.09%−18,372−1.9%Reduced
TCW Group Inc990,315$248.8M2.37%−11,932−1.2%Reduced
Liontrust Investment Partners LLP1,019,700$256.2M3.35%+9,700+1.0%Added
Royal Bank of Canada1,024,128$257.3M0.07%−139,926−12.0%Reduced
Atlanta Capital Management Co L L C1,033,312$259.6M0.96%+3,518+0.3%Added
First Trust Advisors LP1,047,340$263.1M0.27%+751,184+253.6%Added
Daiwa Securities Group Inc.1,079,340$271.2M1.70%+563,028+109.0%Added
APG Asset Management N.V.1,209,289$273.0M0.52%−105,460−8.0%Reduced
US Bancorp1,139,036$286.1M0.48%−1,929−0.2%Reduced
Raymond James & Associates1,157,859$290.9M0.25%+46,498+4.2%Added
Barclays PLC1,201,503$301.8M0.24%−351,805−22.6%Reduced
AustralianSuper Pty Ltd1,211,141$304.3M1.77%+419,208+52.9%Added
Credit Suisse AG1,234,591$310.2M0.27%+136,968+12.5%Added
Standard Life Aberdeen plc1,255,874$318.6M0.81%−142,548−10.2%Reduced
Alkeon Capital Management LLC1,279,043$321.3M1.44%−32,050−2.4%Reduced
Magellan Asset Management Ltd1,374,024$345.2M1.34%−122,196−8.2%Reduced
Bank of Montreal1,395,068$350.0M0.20%−318,655−18.6%Reduced
JPMorgan Chase & Co1,401,096$352.0M0.05%+296,640+26.9%Added
Sumitomo Mitsui Trust Holdings, Inc.1,428,673$358.9M0.24%+6,983+0.5%Added
CIBC Private Wealth Group, LLC1,488,117$373.8M0.82%+36,218+2.5%Added
C WorldWide Group Holding A/S1,489,010$374.1M4.08%−42,488−2.8%Reduced
Capital International Investors1,496,423$375.9M0.09%+6290.0%Added
Loring Wolcott & Coolidge Fiduciary Advisors LLP1,513,440$380.2M3.90%−1250.0%Reduced
Jennison Associates LLC1,518,225$381.4M0.28%+1,399,946+1,183.6%Added
Capital World Investors1,584,604$398.1M0.07%−2,143,101−57.5%Reduced
American Century Companies Inc1,694,329$425.6M0.29%−133,912−7.3%Reduced
California Public Employees Retirement System1,699,185$426.9M0.33%−427,347−20.1%Reduced
Putnam Investments LLC1,822,331$457.8M0.69%−273,560−13.1%Reduced
Parametric Portfolio Associates LLC1,826,558$458.9M0.24%+72,929+4.2%Added
Cantillon Capital Management LLC1,852,545$465.4M3.32%+52,784+2.9%Added
Amundi1,774,785$471.6M0.32%+173,660+10.8%Added
Mitsubishi UFJ Trust & Banking Corp1,879,722$472.2M1.09%−10,164−0.5%Reduced
Canada Pension Plan Investment Board1,895,543$476.2M0.64%−156,170−7.6%Reduced
1832 Asset Management L.P.1,943,879$481.6M0.79%+343,957+21.5%Added
Bessemer Group Inc1,927,402$484.2M1.02%+29,986+1.6%Added
Swiss National Bank1,972,559$495.5M0.28%+242,600+14.0%Added
Manufacturers Life Insurance Company, The2,068,811$519.7M0.34%−837,928−28.8%Reduced
Neuberger Berman Group LLC2,078,824$522.2M0.44%+189,319+10.0%Added
Fisher Asset Management, LLC2,088,030$524.6M0.31%+62,961+3.1%Added
Capital Research Global Investors2,187,697$549.6M0.14%−1,089,961−33.3%Reduced
Ameriprise Financial Inc2,252,879$563.6M0.17%+430,064+23.6%Added
UBS Asset Management Americas Inc2,304,217$578.9M0.25%+255,586+12.5%Added
Clearbridge Investments, LLC2,531,306$635.9M0.48%−151,861−5.7%Reduced
UBS Group AG2,724,929$684.6M0.29%+53,443+2.0%Added
Brown Advisory Inc2,775,028$697.1M1.04%−25,250−0.9%Reduced
Parnassus Investments2,895,129$727.3M1.47%−673,977−18.9%Reduced
Nuveen Asset Management, LLC3,618,436$874.4M0.28%−229,074−6.0%Reduced
Price T Rowe Associates Inc3,830,962$962.4M0.10%−797,810−17.2%Reduced
Alliancebernstein L.P.3,852,390$967.8M0.37%+26,141+0.7%Added
Norges Bank3,866,322$971.3M0.21%−58,978−1.5%Reduced