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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, Q3 2024

Institutional positions in American Tower Corp as of Sep 30, 2024. 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
1,852
+107 vs. Q2 2024
Shares held
429.0M
+36.7M (+9.4%) vs. Q2 2024
Total value
$99.4B
+$23.1B (+30.3%) vs. Q2 2024
New holders
203
677 more added
Sold out
96
720 more reduced

24 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2024: 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 holdersQ3 2024: 1,852 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: 1,852 institutionsQ3 2025: 1,799 institutionsQ4 2025: 1,781 institutionsQ1 2026: 1,760 institutionsQ2 2026: 1,757 institutions
Value heldQ3 2024: $99.4B
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 20251,852$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, Q3 2024

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q2 2024.

Institutions holding AMT in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
US Bancorp1,146,855$266.7M0.34%−115,629−9.2%Reduced
ClearBridge Investments Ltd1,218,326$283.3M7.09%−224,433−15.6%Reduced
Sumitomo Mitsui Trust Holdings, Inc.1,247,506$290.1M0.20%−2,298−0.2%Reduced
HSBC Holdings PLC1,275,115$296.1M0.18%−109,656−7.9%Reduced
Arrowstreet Capital, Limited Partnership1,355,069$315.1M0.27%+941,583+227.7%Added
Swiss National Bank1,386,000$322.3M0.21%+3,500+0.3%Added
Loring Wolcott & Coolidge Fiduciary Advisors LLP1,429,816$323.0M2.88%−13,339−0.9%Reduced
Canada Pension Plan Investment Board1,476,022$343.3M0.33%−60,233−3.9%Reduced
American Century Companies Inc1,490,912$346.7M0.20%+396,287+36.2%Added
California Public Employees Retirement System1,566,003$364.2M0.25%−310,743−16.6%Reduced
Mitsubishi UFJ Trust & Banking Corp1,632,568$379.7M0.87%−44,397−2.6%Reduced
Neuberger Berman Group LLC1,702,640$396.0M0.31%+16,615+1.0%Added
Fisher Asset Management, LLC1,731,570$402.7M0.17%+52,925+3.2%Added
CIBC Private Wealth Group, LLC1,778,005$413.5M0.74%−36,928−2.0%Reduced
Capital World Investors1,888,095$439.1M0.07%−124,772−6.2%Reduced
Cantillon Capital Management LLC1,937,252$450.5M2.75%−57,953−2.9%Reduced
Janus Henderson Group PLC2,224,497$517.3M0.26%+125,438+6.0%Added
Royal Bank of Canada2,280,820$530.4M0.12%−7,934−0.3%Reduced
Alliancebernstein L.P.2,893,176$672.8M0.23%−357,239−11.0%Reduced
Bank of New York Mellon Corp2,990,929$695.6M0.13%−62,546−2.0%Reduced
UBS Group AG3,029,742$704.6M0.20%+339,001+12.6%Added
Amundi3,246,970$730.5M0.27%−358,408−9.9%Reduced
Wells Fargo & Company3,507,855$815.8M0.20%−219,016−5.9%Reduced
Massachusetts Financial Services Co3,537,892$822.8M0.25%+226,999+6.9%Added
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main3,607,467$839.0M0.87%+3,166,775+718.6%Added
Clearbridge Investments, LLC3,779,987$879.1M0.69%+74,842+2.0%Added
JPMorgan Chase & Co3,865,620$899.0M0.07%+376,187+10.8%Added
UBS Asset Management Americas Inc4,111,335$956.1M0.25%+224,261+5.8%Added
Franklin Resources Inc4,422,273$981.5M0.28%+38,436+0.9%Added
Legal & General Group Plc4,401,755$1.02B0.27%−146,620−3.2%Reduced
Bank of America Corp4,426,103$1.03B0.09%−270,426−5.8%Reduced
Nuveen Asset Management, LLC4,976,760$1.16B0.33%−122,288−2.4%Reduced
Northern Trust Corp5,001,091$1.16B0.19%−93,402−1.8%Reduced
Capital Research Global Investors5,141,633$1.20B0.25%+231,202+4.7%Added
Goldman Sachs Group Inc5,171,419$1.20B0.23%−436,366−7.8%Reduced
Ameriprise Financial Inc5,196,182$1.21B0.31%−1,199,724−18.8%Reduced
Charles Schwab Investment Management Inc5,208,967$1.21B0.23%+243,061+4.9%Added
Invesco Ltd.5,486,361$1.28B0.25%−153,748−2.7%Reduced
Akre Capital Management LLCSuperinvestorAkre Capital Management6,052,532$1.41B11.71%−81,775−1.3%Reduced
Principal Financial Group Inc6,142,373$1.43B0.78%−2,633,241−30.0%Reduced
Norges Bank6,182,403$1.44B0.20%+334,943+5.7%Added
Price T Rowe Associates Inc6,494,936$1.51B0.17%+973,178+17.6%Added
Dimensional Fund Advisors LP6,497,379$1.51B0.37%−17,517−0.3%Reduced
Deutsche Bank AG7,376,560$1.72B0.70%−305,539−4.0%Reduced
Morgan Stanley8,623,356$2.01B0.15%−652,219−7.0%Reduced
FMR LLC10,642,133$2.47B0.15%+2,152,646+25.4%Added
Geode Capital Management, LLC11,213,613$2.60B0.21%+204,426+1.9%Added
Wellington Management Group LLP11,380,675$2.65B0.46%−453,788−3.8%Reduced
Cohen & Steers, Inc.15,738,763$3.66B6.51%−1,998,880−11.3%Reduced
State Street Corp21,173,423$4.92B0.20%+635,726+3.1%Added
BlackRock, Inc.38,932,117$9.05B0.19%+38,932,117New
Vanguard Group Inc62,485,816$14.5B0.26%−55,523−0.1%Reduced
APG Asset Management N.V.0$00.00%−893,664−100.0%Sold out
Nan Shan Life Insurance Co., Ltd.0$00.00%−324,366−100.0%Sold out
Gillson Capital LP0$00.00%−94,205−100.0%Sold out
Voloridge Investment Management, LLC0$00.00%−91,798−100.0%Sold out
J. Goldman & Co LP0$00.00%−86,636−100.0%Sold out
Sora Investors LLC0$00.00%−82,000−100.0%Sold out
Capital Fund Management S.A.0$00.00%−56,663−100.0%Sold out
Ranger Global Real Estate Advisors, LLC0$00.00%−49,167−100.0%Sold out
Boston Private Wealth LLC0$00.00%−46,020−100.0%Sold out
Claar Advisors LLC0$00.00%−39,760−100.0%Sold out
Natixis0$00.00%−36,048−100.0%Sold out
Ally Financial Inc.0$00.00%−32,000−100.0%Sold out
Easterly Investment Partners LLC0$00.00%−30,820−100.0%Sold out
Simplex Trading, LLC0$00.00%−22,325−100.0%Sold out
Prevail Innovative Wealth Advisors, LLC0$00.00%−21,947−100.0%Sold out
Hudson Bay Capital Management LP0$00.00%−20,211−100.0%Sold out
Colony Capital, Inc.0$00.00%−18,500−100.0%Sold out
Connor, Clark & Lunn Investment Management Ltd.0$00.00%−15,609−100.0%Sold out
Walleye Trading LLC0$00.00%−12,466−100.0%Sold out
Wolverine Asset Management LLC0$00.00%−10,713−100.0%Sold out
Quantitative Investment Management, LLC0$00.00%−8,327−100.0%Sold out
Cinctive Capital Management LP0$00.00%−8,307−100.0%Sold out
Simplicity Wealth,LLC0$00.00%−7,867−100.0%Sold out
XTX Topco Ltd0$00.00%−7,844−100.0%Sold out
Taikang Asset Management (Hong Kong) Co Ltd0$00.00%−7,300−100.0%Sold out
Alberta Investment Management Corp0$00.00%−7,200−100.0%Sold out
Annandale Capital, LLC0$00.00%−5,400−100.0%Sold out
Gsa Capital Partners LLP0$00.00%−4,461−100.0%Sold out
Peterson Wealth Management0$00.00%−4,173−100.0%Sold out
Two Sigma Securities, LLC0$00.00%−4,062−100.0%Sold out
Bellecapital International Ltd.0$00.00%−3,267−100.0%Sold out
Group One Trading, L.P.0$00.00%−3,175−100.0%Sold out
Kesler, Norman & Wride, LLC0$00.00%−3,151−100.0%Sold out
SYSTM Wealth Solutions LLC0$00.00%−2,824−100.0%Sold out
Covey Capital Advisors, LLC0$00.00%−2,458−100.0%Sold out
Krane Funds Advisors LLC0$00.00%−2,372−100.0%Sold out
Fullerton Fund Management Co Ltd.0$00.00%−2,356−100.0%Sold out
Alethea Capital Management, LLC0$00.00%−2,218−100.0%Sold out
Aries Wealth Management0$00.00%−2,197−100.0%Sold out
Griffin Asset Management, Inc.0$00.00%−2,129−100.0%Sold out
Smith Group Asset Management, LLC0$00.00%−1,857−100.0%Sold out
Coastal Investment Advisors, Inc.0$00.00%−1,856−100.0%Sold out
Cutter & CO Brokerage, Inc.0$00.00%−1,719−100.0%Sold out
BlueCrest Capital Management Ltd0$00.00%−1,583−100.0%Sold out
ASB Consultores, LLC0$00.00%−1,487−100.0%Sold out
Tradewinds, LLC.0$00.00%−1,416−100.0%Sold out
Oak Hill Wealth Advisors, LLC0$00.00%−1,399−100.0%Sold out
Prosperity Wealth Management, Inc.0$00.00%−1,353−100.0%Sold out