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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 2024

Institutional positions in American Tower Corp as of Dec 31, 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
1,798
−18 vs. Q3 2024
Shares held
434.0M
+6.47M (+1.5%) vs. Q3 2024
Total value
$79.6B
−$19.5B (−19.6%) vs. Q3 2024
New holders
204
604 more added
Sold out
222
789 more reduced

36 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2024: 1,798 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 2024: $79.6B
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 2024

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q3 2024.

Institutions holding AMT in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Whittier Trust Co17,594$3.23M0.04%−1,377−7.3%Reduced
Syntax Research, Inc.17,542$3.22M2.31%+3,937+28.9%Added
Centiva Capital, LP17,322$3.18M0.12%+4,368+33.7%Added
Hunter Perkins Capital Management, LLC17,205$3.17M0.67%−635−3.6%Reduced
Brown Shipley& Co Ltd17,269$3.17M1.57%−962−5.3%Reduced
First National Bank of Omaha17,208$3.16M0.21%−901−5.0%Reduced
Assenagon Asset Management S.A.17,107$3.14M0.01%+250+1.5%Added
Edmond de Rothschild Holding S.A.17,062$3.13M0.05%+2,402+16.4%Added
Kinneret Advisory, LLC16,886$3.12M0.29%−786−4.4%Reduced
Bill Few Associates, Inc.16,874$3.09M1.09%+335+2.0%Added
Ables, Iannone, Moore & Associates, Inc.16,749$3.07M1.90%+938+5.9%Added
Harbor Investment Advisory, LLC16,638$3.05M0.29%−1,275−7.1%Reduced
Cary Street Partners Financial LLC16,503$3.03M0.10%+16,503New
Hixon Zuercher, LLC16,411$3.01M1.16%−2,009−10.9%Reduced
TFG Advisers LLC16,351$3.00M1.08%−146−0.9%Reduced
Brinker Capital Investments, LLC16,322$2.99M0.03%+648+4.1%Added
Orion Portfolio Solutions, LLC16,322$2.99M0.03%+648+4.1%Added
Natural Investments, LLC16,318$2.99M0.83%+16,318New
Two Sigma Advisers, LP16,300$2.99M0.01%+16,300New
Garrett Investment Advisors LLC16,236$2.98M0.29%+311+2.0%Added
Savoie Capital LLC16,150$2.96M0.35%+15,000+1,304.3%Added
ProVise Management Group, LLC16,143$2.96M0.25%−542−3.2%Reduced
Compass Wealth Management LLC16,094$2.95M0.71%−50−0.3%Reduced
LDR Capital Management LLC16,015$2.94M3.98%+7,877+96.8%Added
Iowa State Bank15,843$2.91M0.60%+324+2.1%Added
Community Trust & Investment Co15,745$2.89M0.18%+666+4.4%Added
Belpointe Asset Management LLC12,748$2.86M0.17%−1,725−11.9%Reduced
Atria Wealth Solutions, Inc.15,331$2.82M0.03%−1,560−9.2%Reduced
Ritholtz Wealth Management15,365$2.82M0.08%+9,922+182.3%Added
CWM, LLC15,325$2.81M0.01%+2,808+22.4%Added
Koa Wealth Management, LLC15,290$2.80M2.29%+14+0.1%Added
Dynamic Advisor Solutions LLC15,209$2.79M0.12%+170+1.1%Added
Timber Creek Capital Management LLC15,065$2.76M0.80%−3,699−19.7%Reduced
Prospera Financial Services Inc14,885$2.73M0.06%−1,237−7.7%Reduced
Northwestern Mutual Investment Management Company, LLC14,836$2.72M0.06%+33+0.2%Added
Schmidt P J Investment Management Inc14,777$2.71M0.47%00.0%Unchanged
Assetmark, Inc14,770$2.71M0.01%+12,406+524.8%Added
Second Line Capital, LLC14,542$2.69M0.73%+2,686+22.7%Added
Simmons Bank14,638$2.68M0.20%−1,408−8.8%Reduced
Sterling Investment Advisors, Ltd.14,499$2.66M0.64%+12+0.1%Added
Cox Capital Mgt LLC14,490$2.66M1.71%−280−1.9%Reduced
Slow Capital, Inc.14,417$2.65M0.38%+239+1.7%Added
Graham Capital Wealth Management, LLC14,274$2.62M2.26%+14,274New
Ostrum Asset Management13,980$2.56M0.22%+2,486+21.6%Added
Conscious Wealth Investments, LLC13,367$2.54M1.73%−425−3.1%Reduced
Dakota Wealth Management13,756$2.52M0.06%−2,044−12.9%Reduced
LRT Capital Management, LLC13,750$2.52M1.97%+6,377+86.5%Added
IFG Advisory, LLC13,615$2.50M0.14%+906+7.1%Added
Sand Hill Global Advisors, LLC13,484$2.47M0.10%−5,250−28.0%Reduced
Perpetual Ltd13,394$2.46M0.03%−10,140−43.1%Reduced
Tokio Marine Asset Management Co Ltd13,262$2.43M0.09%+74+0.6%Added
Baldwin Investment Management, LLC13,200$2.42M0.32%−121−0.9%Reduced
Oak Asset Management, LLC13,192$2.42M0.89%−180−1.3%Reduced
Atlantic Trust, LLC13,182$2.42M0.52%−339−2.5%Reduced
CAPROCK Group, Inc.13,050$2.41M0.08%+1,999+18.1%Added
Horizon Investments, LLC13,137$2.41M0.07%+284+2.2%Added
Stratos Wealth Partners, LTD.13,064$2.40M0.03%−287−2.1%Reduced
NewEdge Wealth, LLC13,030$2.39M0.04%−2,647−16.9%Reduced
Brevan Howard Capital Management LP12,966$2.38M0.06%+7,706+146.5%Added
Silvercrest Asset Management Group LLC12,923$2.37M0.02%−75−0.6%Reduced
Paradigm Financial Partners, LLC12,909$2.37M0.30%−368−2.8%Reduced
Wetherby Asset Management Inc12,885$2.36M0.11%−662−4.9%Reduced
Callan Family Office, LLC12,817$2.35M0.15%+12,817New
Hamilton Capital Partners Inc.12,778$2.34M0.17%+3,904+44.0%Added
AustralianSuper Pty Ltd12,747$2.34M0.01%−1,001,850−98.7%Reduced
RSM US Wealth Management LLC12,811$2.34M0.03%−2,371−15.6%Reduced
Loudon Investment Management, LLC12,733$2.34M1.33%+950+8.1%Added
Rosenblum Silverman Sutton S F Inc12,725$2.33M0.59%−285−2.2%Reduced
Pine Valley Investments Ltd Liability Co12,585$2.32M0.15%+2,412+23.7%Added
Freestone Grove Partners LP12,644$2.32M0.03%+12,644New
Texas Yale Capital Corp.12,549$2.30M0.09%+255+2.1%Added
First National Advisers, LLC12,541$2.30M0.37%+682+5.8%Added
St. Clair Advisors, LLC12,528$2.30M0.66%+5,975+91.2%Added
Plato Investment Management Ltd12,480$2.30M0.17%+255+2.1%Added
Tower Research Capital LLC (TRC)12,448$2.28M0.05%−22,502−64.4%Reduced
Epiq Partners, LLC12,431$2.28M1.23%−4,932−28.4%Reduced
Beech Hill Advisors, Inc.12,304$2.26M0.84%+933+8.2%Added
Rossmore Private Capital12,320$2.25M0.28%−1,438−10.5%Reduced
Banco Bilbao Vizcaya Argentaria, S.A.12,275$2.25M0.02%−4,681−27.6%Reduced
Erste Asset Management GmbH12,289$2.23M0.03%+1,505+14.0%Added
Union Bancaire Privee, UBP SA12,572$2.23M0.04%+12,572New
Capital Square, LLC12,059$2.23M1.27%−3,553−22.8%Reduced
GeoWealth Management, LLC12,124$2.22M0.07%+4,896+67.7%Added
Lummis Asset Management, LP12,012$2.20M2.79%00.0%Unchanged
Brown Miller Wealth Management, LLC11,847$2.17M0.83%−305−2.5%Reduced
De Burlo Group Inc11,750$2.16M0.29%−400−3.3%Reduced
Earnest Partners LLC11,720$2.15M0.01%−216−1.8%Reduced
Dana Investment Advisors, Inc.11,698$2.15M0.07%+563+5.1%Added
Empowered Funds, LLC11,693$2.14M0.03%+1,758+17.7%Added
180 Wealth Advisors, LLC11,669$2.14M0.34%+404+3.6%Added
Mill Creek Capital Advisors, LLC11,629$2.13M0.05%−2,983−20.4%Reduced
Jericho Financial, LLP11,618$2.13M1.54%+11,618New
Eisler Capital Management Ltd.11,771$2.13M0.07%+11,771New
Ossiam11,367$2.08M0.04%−2,877−20.2%Reduced
Drucker Wealth 3.0, LLC11,361$2.08M0.48%−1,799−13.7%Reduced
HighPoint Advisor Group LLC10,920$2.08M0.11%−370−3.3%Reduced
Financial Advisory Service, Inc.11,246$2.06M0.17%+406+3.7%Added
Stiles Financial Services Inc11,207$2.06M0.74%+38+0.3%Added
Transcend Wealth Collective, LLC11,164$2.05M0.15%−257−2.3%Reduced
Principal Securities, Inc.11,090$2.03M0.05%−3,789−25.5%Reduced