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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, Q4 2023

Institutional positions in American Tower Corp as of Dec 31, 2023. 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
1,802
+191 vs. Q3 2023
Shares held
434.0M
+9.79M (+2.3%) vs. Q3 2023
Total value
$93.6B
+$23.8B (+34.1%) vs. Q3 2023
New holders
296
612 more added
Sold out
105
726 more reduced

23 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2023: 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 holdersQ4 2023: 1,802 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 heldQ4 2023: $93.6B
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, Q4 2023

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q3 2023.

Institutions holding AMT in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Dogwood Wealth Management LLC0$160.00%0New
Roble, Belko & Company, Inc1$00.00%00.0%Unchanged
LGT Financial Advisors LLC0$00.00%−15−100.0%Sold out
Renaissance Technologies LLC0$00.00%−529,739−100.0%Sold out
Echo Street Capital Management LLC0$00.00%−323,755−100.0%Sold out
Locust Wood Capital Advisers, LLC0$00.00%−295,510−100.0%Sold out
Voloridge Investment Management, LLC0$00.00%−278,882−100.0%Sold out
Alyeska Investment Group, L.P.0$00.00%−231,696−100.0%Sold out
Capital Fund Management S.A.0$00.00%−81,621−100.0%Sold out
Point72 Middle East FZE0$00.00%−67,113−100.0%Sold out
Quadrature Capital Ltd0$00.00%−66,846−100.0%Sold out
Cubist Systematic Strategies, LLC0$00.00%−61,739−100.0%Sold out
Cantor Fitzgerald, L. P.0$00.00%−39,430−100.0%Sold out
FORA Capital, LLC0$00.00%−34,649−100.0%Sold out
Twinbeech Capital LP0$00.00%−32,157−100.0%Sold out
Duality Advisers, LP0$00.00%−29,547−100.0%Sold out
Segall Bryant & Hamill, LLC0$00.00%−21,788−100.0%Sold out
Magnetar Financial LLC0$00.00%−19,509−100.0%Sold out
Power Corp of Canada0$00.00%−15,575−100.0%Sold out
Telos Capital Management, Inc.0$00.00%−13,378−100.0%Sold out
EULAV Asset Management0$00.00%−13,000−100.0%Sold out
IMC-Chicago, LLC0$00.00%−12,193−100.0%Sold out
Kayne Anderson Capital Advisors LP0$00.00%−12,000−100.0%Sold out
Gates Foundation TrustSuperinvestorGates Foundation Trust0$00.00%−11,000−100.0%Sold out
Cohen Lawrence B0$00.00%−10,941−100.0%Sold out
DRW Securities, LLC0$00.00%−9,962−100.0%Sold out
Connolly Sarah T.0$00.00%−7,848−100.0%Sold out
Two Sigma Securities, LLC0$00.00%−6,896−100.0%Sold out
Azzad Asset Management Inc0$00.00%−6,702−100.0%Sold out
Fund Management at Engine No. 1 LLC0$00.00%−6,667−100.0%Sold out
C WorldWide Group Holding A/S0$00.00%−6,383−100.0%Sold out
Paragon Advisors, LLC0$00.00%−6,314−100.0%Sold out
Total Clarity Wealth Management, Inc.0$00.00%−5,636−100.0%Sold out
Freemont Management S.A.0$00.00%−5,100−100.0%Sold out
MQS Management LLC0$00.00%−4,949−100.0%Sold out
Moody National Bank Trust Division0$00.00%−4,851−100.0%Sold out
Needham Investment Management LLC0$00.00%−4,750−100.0%Sold out
Harvest Investment Services, LLC0$00.00%−4,526−100.0%Sold out
Nebula Research & Development LLC0$00.00%−4,121−100.0%Sold out
Brevan Howard Capital Management LP0$00.00%−3,962−100.0%Sold out
Wexford Capital LP0$00.00%−3,624−100.0%Sold out
Fiduciary Planning LLC0$00.00%−3,449−100.0%Sold out
Fox Run Management, L.L.C.0$00.00%−3,392−100.0%Sold out
Mirabella Financial Services LLP0$00.00%−3,263−100.0%Sold out
Great Lakes Retirement, Inc.0$00.00%−3,218−100.0%Sold out
Hunter Associates Investment Management LLC0$00.00%−3,165−100.0%Sold out
Congress Park Capital LLC0$00.00%−3,128−100.0%Sold out
Oversea-Chinese Banking CORP Ltd0$00.00%−3,087−100.0%Sold out
Capital International Inc0$00.00%−2,983−100.0%Sold out
Syntal Capital Partners, LLC0$00.00%−2,780−100.0%Sold out
Machina Capital S.A.S.0$00.00%−2,764−100.0%Sold out
Radnor Capital Management, LLC0$00.00%−2,658−100.0%Sold out
Concentric Capital Strategies, LP0$00.00%−2,599−100.0%Sold out
Oak Thistle LLC0$00.00%−2,384−100.0%Sold out
Jackson Hole Capital Partners, LLC0$00.00%−2,276−100.0%Sold out
Paloma Partners Management Co0$00.00%−2,241−100.0%Sold out
BBR Partners, LLC0$00.00%−2,142−100.0%Sold out
Bridgefront Capital, LLC0$00.00%−2,105−100.0%Sold out
Steel Peak Wealth Management LLC0$00.00%−2,092−100.0%Sold out
Flow Traders U.S. LLC0$00.00%−2,051−100.0%Sold out
Cypress Financial Planning LLC0$00.00%−1,882−100.0%Sold out
Quadrant Private Wealth Management, LLC0$00.00%−1,846−100.0%Sold out
Heck Capital Advisors, LLC0$00.00%−1,698−100.0%Sold out
Marshall Wace, LLP0$00.00%−1,647−100.0%Sold out
Arden Trust Co0$00.00%−1,580−100.0%Sold out
Nichols & Pratt Advisers LLP0$00.00%−1,550−100.0%Sold out
Summit Global Investments0$00.00%−1,541−100.0%Sold out
Bessemer Securities LLC0$00.00%−1,517−100.0%Sold out
Evoke Wealth, LLC0$00.00%−1,498−100.0%Sold out
Centiva Capital, LP0$00.00%−1,399−100.0%Sold out
Compagnie Lombard Odier SCmA0$00.00%−1,396−100.0%Sold out
Ground Swell Capital, LLC0$00.00%−1,261−100.0%Sold out
Milestone Investment Advisors LLC0$00.00%−1,189−100.0%Sold out
Stonebridge Capital Advisors LLC0$00.00%−780−100.0%Sold out
Banco de Sabadell, S.A0$00.00%−711−100.0%Sold out
Carmel Capital Partners, LLC0$00.00%−626−100.0%Sold out
ORG Partners LLC0$00.00%−576−100.0%Sold out
Register Financial Advisors LLC0$00.00%−316−100.0%Sold out
SkyView Investment Advisors, LLC0$00.00%−220−100.0%Sold out
Harel Insurance Investments & Financial Services Ltd.0$00.00%−206−100.0%Sold out
West Tower Group, LLC0$00.00%−197−100.0%Sold out
Riverview Trust Co0$00.00%−179−100.0%Sold out
Northwest Investment Counselors, LLC0$00.00%−128−100.0%Sold out
Crewe Advisors LLC0$00.00%−119−100.0%Sold out
PrairieView Partners, LLC0$00.00%−103−100.0%Sold out
Rise Advisors, LLC0$00.00%−97−100.0%Sold out
Heritage Wealth Advisors0$00.00%−94−100.0%Sold out
Buck Wealth Strategies, LLC0$00.00%−88−100.0%Sold out
Halpern Financial, Inc.0$00.00%−87−100.0%Sold out
Cassady Schiller Wealth Management, LLC0$00.00%−76−100.0%Sold out
Glass Jacobson Investment Advisors llc0$00.00%−73−100.0%Sold out
Flaharty Asset Management, LLC0$00.00%−72−100.0%Sold out
Picton Mahoney Asset Management0$00.00%−60−100.0%Sold out
Impact Partnership Wealth, LLC0$00.00%−56−100.0%Sold out
Winch Advisory Services, LLC0$00.00%−53−100.0%Sold out
Stephenson National Bank & Trust0$00.00%−42−100.0%Sold out
Intrepid Capital Management Inc0$00.00%−42−100.0%Sold out
Itau Unibanco Holding S.A.0$00.00%−41−100.0%Sold out
Briaud Financial Planning, Inc0$00.00%−42−100.0%Sold out
Optimum Investment Advisors0$00.00%−17−100.0%Sold out