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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 2021

Institutional positions in American Tower Corp as of Dec 31, 2021. 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
1,799
+146 vs. Q3 2021
Shares held
417.0M
+4.68M (+1.1%) vs. Q3 2021
Total value
$121.8B
+$12.3B (+11.2%) vs. Q3 2021
New holders
256
787 more added
Sold out
110
503 more reduced

25 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2021: 1,799 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 2021: $121.8B
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 2021

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q3 2021.

Institutions holding AMT in Q4 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Founders Financial Securities LLC2,532$741.0K0.13%+92+3.8%Added
RFG Advisory, LLC2,538$742.0K0.05%+148+6.2%Added
Kovack Advisors, Inc.2,546$745.0K0.07%−474−15.7%Reduced
LWM Advisory Services, LLC2,546$745.0K0.92%+2,546New
SRS Capital Advisors, Inc.2,551$746.0K0.09%−104−3.9%Reduced
Rbo & Co LLC2,549$746.0K0.12%00.0%Unchanged
Capital Investment Advisory Services, LLC2,561$749.0K0.09%+24+0.9%Added
Twin Capital Management Inc2,570$752.0K0.08%−210−7.6%Reduced
Capital Market Strategies LLC2,574$753.0K0.62%+2,574New
James Hambro & Partners2,583$756.0K0.05%−159−5.8%Reduced
Farmers & Merchants Investments Inc2,584$756.0K0.03%+649+33.5%Added
Founders Financial Alliance, LLC2,590$758.0K0.30%−4−0.2%Reduced
Value Partners Investments Inc.2,597$758.0K0.06%+732+39.2%Added
Fulcrum Asset Management LLP–$765.0K0.37%––
Alps Advisors Inc2,627$768.0K0.01%−6,812−72.2%Reduced
Heck Capital Advisors, LLC2,628$768.7K0.14%−194−6.9%Reduced
Naples Global Advisors, LLC2,632$770.0K0.09%−7−0.3%Reduced
Radnor Capital Management, LLC2,638$772.0K0.19%00.0%Unchanged
Burns Matteson Capital Management, LLC2,651$775.4K0.53%+250+10.4%Added
Level Four Advisory Services, LLC2,652$776.0K0.06%+1,233+86.9%Added
Mark Asset Management LP2,673$782.0K0.11%−50−1.8%Reduced
First United Bank Trust2,676$783.0K0.29%+135+5.3%Added
BSW Wealth Partners2,690$787.0K0.20%+278+11.5%Added
Qtron Investments LLC2,694$788.0K0.18%−228−7.8%Reduced
Buckingham Capital Management, Inc.2,700$790.0K0.12%00.0%Unchanged
Dakota Wealth Management2,702$790.0K0.08%+155+6.1%Added
Bellecapital International Ltd.2,710$793.0K0.23%−87−3.1%Reduced
Maryland Capital Management2,712$793.0K0.04%+385+16.5%Added
Buckley Wealth Management, LLC2,725$797.0K0.23%+1,726+172.8%Added
Woodstock Corp2,742$802.0K0.08%00.0%Unchanged
Garrett Investment Advisors LLC2,741$802.0K0.21%+37+1.4%Added
Lincoln Capital LLC2,751$805.0K0.20%00.0%Unchanged
Miracle Mile Advisors, LLC2,755$806.0K0.03%+50+1.8%Added
Forte Capital LLC2,775$812.0K0.10%+20+0.7%Added
Aj Wealth Strategies, LLC2,785$815.0K0.04%+922+49.5%Added
Navalign, LLC2,796$818.0K0.33%−10−0.4%Reduced
San Luis Wealth Advisors LLC2,832$828.0K0.84%−2,919−50.8%Reduced
Essex Financial Services, Inc.2,840$831.0K0.08%−53−1.8%Reduced
Savant Capital, LLC2,860$836.0K0.03%+201+7.6%Added
Almanack Investment Partners, LLC.2,865$842.0K0.07%−37−1.3%Reduced
J. W. Coons Advisors, LLC2,877$843.0K0.25%+618+27.4%Added
Wealthsource Partners, LLC2,885$844.0K0.07%+132+4.8%Added
Cushing Asset Management, LP2,885$844.0K0.09%+2,885New
West Paces Advisors Inc.2,913$852.1K0.27%+232+8.7%Added
Jacobi Capital Management LLC2,929$857.0K0.10%+1,208+70.2%Added
Patriot Financial Group Insurance Agency, LLC2,941$860.0K0.14%+1,629+124.2%Added
Carroll Financial Associates, Inc.3,016$861.0K0.05%+135+4.7%Added
Magnus Financial Group LLC2,946$862.0K0.16%+16+0.5%Added
Glenview Trust Co2,944$862.0K0.03%+763+35.0%Added
Arrow Financial Corp2,955$864.0K0.10%00.0%Unchanged
Summit Financial, LLC2,950$866.8K0.07%+809+37.8%Added
Accretive Wealth Partners, LLC2,971$869.0K0.55%+96+3.3%Added
Bristlecone Advisors, LLC2,992$875.0K0.11%00.0%Unchanged
Twin Focus Capital Partners, LLC2,994$876.0K0.18%+1,202+67.1%Added
Ironsides Asset Advisors, LLC3,002$878.0K0.24%−100−3.2%Reduced
Patron Partners Advisors, LLC3,009$880.0K0.58%+39+1.3%Added
BancorpSouth Bank3,009$880.0K0.11%+75+2.6%Added
Headinvest, LLC3,012$881.0K0.16%+9+0.3%Added
Focus Financial Network, Inc.3,035$891.8K0.13%+116+4.0%Added
Schnieders Capital Management LLC3,061$895.0K0.21%00.0%Unchanged
Paragon Private Wealth Management, LLC3,070$898.0K0.80%+3,070New
Fosun International Ltd3,141$907.0K0.05%00.0%Unchanged
North Star Investment Management Corp.3,100$907.0K0.06%00.0%Unchanged
J.W. Cole Advisors, Inc.3,102$907.0K0.06%+426+15.9%Added
MQS Management LLC3,114$911.0K1.46%+3,114New
Engine No. 1 LLC3,118$912.0K0.19%+670+27.4%Added
American Investment Services, Inc.3,144$920.0K0.20%00.0%Unchanged
Chicago Capital, LLC3,154$923.0K0.03%−40−1.3%Reduced
ARGI Investment Services, LLC3,167$926.0K0.03%+418+15.2%Added
Venturi Wealth Management, LLC3,173$928.0K0.07%+14+0.4%Added
Principle Wealth Partners LLC3,183$931.0K0.10%+17+0.5%Added
Eqis Capital Management, Inc.3,185$932.0K0.07%+6+0.2%Added
Bank of Nova Scotia Trust Co3,194$934.0K0.08%−1,068−25.1%Reduced
Mid-American Wealth Advisory Group, Inc.3,213$940.0K0.76%+3,213New
Adirondack Trust Co3,225$943.0K0.45%−310−8.8%Reduced
Amica Retiree Medical Trust3,237$947.0K0.80%+844+35.3%Added
Caxton Corp3,240$948.0K0.77%+346+12.0%Added
Assetmark, Inc3,258$953.0K0.00%+1,381+73.6%Added
Field & Main Bank3,280$959.0K0.55%+300+10.1%Added
Wesbanco Bank Inc3,284$960.0K0.03%−328−9.1%Reduced
Avestar Capital, LLC3,297$969.0K0.18%−25−0.8%Reduced
Horst & Graben Wealth Management LLC3,321$971.0K0.24%+16+0.5%Added
Peregrine Capital Management LLC3,334$975.0K0.02%00.0%Unchanged
First Affirmative Financial Network3,358$982.0K0.90%+141+4.4%Added
StrongBox Wealth, LLC3,381$989.0K0.49%+155+4.8%Added
Cross Staff Investments Inc3,380$989.0K0.88%+3,380New
V Wealth Advisors LLC3,411$997.0K0.15%+6+0.2%Added
Flower City Capital3,409$1.00M0.97%+3,409New
Financial Advocates Investment Management3,470$1.01M0.07%−120−3.3%Reduced
Stratos Wealth Advisors, LLC3,507$1.03M0.07%−87−2.4%Reduced
International Assets Investment Management, LLC3,508$1.03M0.18%+36+1.0%Added
TrinityPoint Wealth, LLC3,511$1.03M0.18%−15−0.4%Reduced
Shorepoint Capital Partners LLC3,520$1.03M0.42%+70+2.0%Added
First Foundation Advisors3,525$1.03M0.04%+58+1.7%Added
CNB Bank3,527$1.03M0.57%+140+4.1%Added
Windsor Group LTD3,683$1.04M0.19%+18+0.5%Added
Geneos Wealth Management Inc.3,564$1.04M0.04%−107−2.9%Reduced
Meridian Wealth Management, LLC3,573$1.04M0.11%−69−1.9%Reduced
Ferguson Wellman Capital Management, Inc3,581$1.05M0.03%−1,780−33.2%Reduced
Compton Wealth Advisory Group, LLC3,597$1.05M0.45%+679+23.3%Added