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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 2025

Institutional positions in American Tower Corp as of Mar 31, 2025. 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
1,845
+73 vs. Q4 2024
Shares held
436.7M
+8.49M (+2.0%) vs. Q4 2024
Total value
$95.0B
+$16.5B (+21.0%) vs. Q4 2024
New holders
197
694 more added
Sold out
124
733 more reduced

26 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2025: 1,845 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 heldQ1 2025: $95.0B
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, Q1 2025

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q4 2024.

Institutions holding AMT in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
L2 Asset Management, LLC1,986$432.2K0.09%+180+10.0%Added
Sanibel Captiva Trust Company, Inc.1,991$433.2K0.01%−370−15.7%Reduced
Mine & Arao Wealth Creation & Management, LLC.1,994$433.9K0.21%−32−1.6%Reduced
Archer Investment Corp1,995$434.1K0.11%−9−0.4%Reduced
Towarzystwo Funduszy Inwestycyjnych Pzu SA1,995$434.1K0.15%+240+13.7%Added
EverSource Wealth Advisors, LLC1,998$434.8K0.02%+45+2.3%Added
SRS Capital Advisors, Inc.1,999$435.0K0.03%−752−27.3%Reduced
Plimoth Trust Co LLC2,010$437.4K0.11%+240+13.6%Added
Schechter Investment Advisors, LLC2,012$437.9K0.04%+149+8.0%Added
Mairs & Power Inc2,020$439.6K0.00%00.0%Unchanged
North Star Investment Management Corp.2,022$440.0K0.03%−739−26.8%Reduced
Verdence Capital Advisors LLC2,026$441.0K0.03%+21+1.0%Added
Longfellow Investment Management Co LLC2,035$442.8K0.11%−575−22.0%Reduced
Calamos Wealth Management LLC2,041$444.1K0.02%−131−6.0%Reduced
Independent Financial Group, LLC2,046$445.3K0.02%−46−2.2%Reduced
Everhart Financial Group, Inc.2,049$445.9K0.06%+334+19.5%Added
NBT Bank N A2,050$446.1K0.03%+585+39.9%Added
Camelot Portfolios, LLC2,059$448.1K0.28%+2,059New
Shepherd Financial Partners LLC2,073$451.0K0.05%−4−0.2%Reduced
KCM Investment Advisors LLC2,077$451.9K0.02%−6,523−75.8%Reduced
Abc Arbitrage SA2,077$452.0K0.08%+2,077New
Rossby Financial, LCC2,150$453.3K0.20%−499−18.8%Reduced
Elmwood Wealth Management, Inc.2,087$454.1K0.19%+50+2.5%Added
One Charles Private Wealth Services, LLC2,093$455.4K0.15%−117−5.3%Reduced
Bullock Wealth Management Group2,084$457.3K0.26%−981−32.0%Reduced
Everpar Advisors LLC2,102$457.4K0.24%+615+41.4%Added
Baldwin Brothers Inc2,115$460.2K0.03%00.0%Unchanged
WD Rutherford LLC2,121$462.4K0.25%−4,023−65.5%Reduced
Whalerock Point Partners, LLC2,130$463.5K0.11%00.0%Unchanged
Kennebec Savings Bank2,131$463.7K0.49%+72+3.5%Added
Grove Bank & Trust2,147$467.2K0.06%+711+49.5%Added
1776 Wealth LLC2,158$469.6K0.22%−20−0.9%Reduced
Claro Advisors LLC2,162$470.4K0.06%+644+42.4%Added
Delta Financial Group, Inc.2,216$471.0K0.11%−4−0.2%Reduced
Probity Advisors, Inc.2,167$471.5K0.09%+77+3.7%Added
Berkeley Capital Partners, LLC2,169$472.1K0.13%+431+24.8%Added
Newman Dignan & Sheerar, Inc.2,172$472.6K0.13%+101+4.9%Added
Castle Rock Wealth Management, LLC2,166$472.8K0.13%−47−2.1%Reduced
Copley Financial Group, Inc.2,178$473.9K0.36%−4−0.2%Reduced
Avestar Capital, LLC2,180$474.4K0.05%−1,632−42.8%Reduced
Brown Financial Advisors2,181$474.6K0.20%−109−4.8%Reduced
Parkside Financial Bank & Trust2,190$476.5K0.06%+67+3.2%Added
Catalyst Financial Partners LLC2,224$483.9K0.09%+458+25.9%Added
Headinvest, LLC2,225$484.2K0.09%00.0%Unchanged
Mark Asset Management LP2,228$485.0K0.07%+2,228New
Coyle Financial Counsel LLC2,238$487.0K0.15%+53+2.4%Added
DMG Group, LLC2,243$488.1K0.40%+98+4.6%Added
Tributary Capital Management, LLC2,250$489.6K0.04%−55−2.4%Reduced
Wedbush Securities Inc2,258$491.0K0.02%−225−9.1%Reduced
Avantax Planning Partners, Inc.2,259$491.5K0.02%+38+1.7%Added
LWM Advisory Services, LLC2,261$493.0K0.34%−121−5.1%Reduced
Arcataur Capital Management LLC2,266$493.1K0.17%−115−4.8%Reduced
Mather Group, LLC.2,268$493.6K0.01%−3,157−58.2%Reduced
O'Brien Greene & Co. Inc2,271$494.2K0.17%−151−6.2%Reduced
Legacy Advisors, LLC2,280$496.1K0.05%−117−4.9%Reduced
Peak Financial Advisors LLC2,282$496.6K0.25%00.0%Unchanged
Spinnaker Trust2,284$497.0K0.03%00.0%Unchanged
Penserra Capital Management LLC2,291$498.0K0.01%−1,080−32.0%Reduced
Adviser Investments LLC2,291$498.5K0.01%−56−2.4%Reduced
Silver Oak Securities, Inc2,319$499.9K0.05%+508+28.1%Added
Yelin Lapidot Holdings Management Ltd.2,299$500.3K0.10%+253+12.4%Added
Paladin Advisory Group, LLC2,300$500.5K0.40%00.0%Unchanged
Richardson Financial Services Inc.2,300$500.5K0.38%00.0%Unchanged
Moors & Cabot, Inc.2,301$500.8K0.03%−314−12.0%Reduced
1858 Wealth Management, LLC2,304$501.4K0.42%00.0%Unchanged
Wealth Effects LLC2,308$502.3K0.21%−1,996−46.4%Reduced
Wallace Advisory Group, LLC2,747$503.8K0.35%−3−0.1%Reduced
CX Institutional2,315$504.0K0.02%+639+38.1%Added
Defined Wealth Management, LLC2,319$504.6K0.34%−53−2.2%Reduced
Texas Bank & Trust Co2,324$505.7K0.21%+935+67.3%Added
Visionary Horizons, LLC2,337$508.5K0.36%+300+14.7%Added
Adirondack Trust Co2,339$509.0K0.20%−95−3.9%Reduced
Anchor Investment Management, LLC2,339$509.0K0.05%+13+0.6%Added
1st Source Bank2,348$510.9K0.03%−23−1.0%Reduced
Alta Advisers Ltd2,348$510.9K0.22%+800+51.7%Added
TFR Capital, LLC.2,354$512.2K0.21%+2,354New
Burns Matteson Capital Management, LLC2,355$512.5K0.28%−430−15.4%Reduced
Alan B. Lancz & Associates, Inc.2,356$512.7K0.55%00.0%Unchanged
Cottage Street Advisors LLC2,370$515.6K0.26%−1,033−30.4%Reduced
Advisors Preferred, LLC2,350$515.7K0.07%+2,350New
Chancellor Financial Group WB LP2,373$516.4K0.43%−49−2.0%Reduced
Pinnacle Wealth Management Group, Inc.2,385$519.0K0.36%−50−2.1%Reduced
Radnor Capital Management, LLC2,383$519.0K0.09%00.0%Unchanged
AssuredPartners Investment Advisors, LLC2,386$519.3K0.10%+241+11.2%Added
Southeast Asset Advisors Inc.2,391$520.3K0.06%+91+4.0%Added
General Partner, Inc.2,391$520.3K0.34%00.0%Unchanged
Belmont Capital, LLC2,396$521.4K0.09%+2,051+594.5%Added
Sherbrooke Park Advisers LLC2,396$521.4K0.24%+2,396New
Canton Hathaway, LLC2,400$522.0K0.11%+2,400New
Platform Technology Partners2,412$524.9K0.15%−17−0.7%Reduced
Wellington Shields Capital Management, LLC2,417$525.9K0.10%+417+20.8%Added
OneAscent Financial Services LLC2,409$526.0K0.03%+115+5.0%Added
ICONIQ Capital, LLC2,419$526.4K0.01%+4+0.2%Added
Kingswood Wealth Advisors, LLC2,441$531.4K0.05%−3,357−57.9%Reduced
Bristlecone Advisors, LLC2,443$531.6K0.04%−348−12.5%Reduced
TBH Global Asset Management, LLC2,446$532.3K0.10%+9+0.4%Added
Richard W. Paul & Associates, LLC2,453$533.7K0.21%+70+2.9%Added
Thoroughbred Financial Services, LLC2,474$538.0K0.03%+178+7.8%Added
Quotient Wealth Partners, LLC2,482$540.0K0.02%−193−7.2%Reduced
Rbo & Co LLC2,500$544.0K0.09%00.0%Unchanged