American Tower (AMT) Institutional Ownership

$186.75 +0.07 (+0.04%)

As of 01:48 PM Eastern

Current Institutional Ownership Percentage: 92.69%
Number of Institutional Buyers (last 12 months): 1197
Total Institutional Inflows (last 12 months): $21.10B

Number of Institutional Sellers (last 12 months): 1064
Total Institutional Outflows (last 12 months): $8.01B

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AMT Institutional Buying and Selling by Quarter

American Tower Major Shareholders & Ownership History

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Reporting Date	Major Shareholder Name	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
5/28/2026	Maripau Wealth Management LLC	2,977	$514K	0.2%	+8.8%	0.001%
5/27/2026	Allen Capital Group LLC	1,456	$251K	0.0%	N/A	0.000%
5/26/2026	Glenmede Trust Co. NA	44,182	$7.63M	0.0%	-62.0%	0.009%
5/22/2026	Groupama Asset Managment	123,868	$21.38M	0.3%	-0.2%	0.027%
5/22/2026	Segall Bryant & Hamill LLC	1,342	$245K	0.0%	N/A	0.000%
5/21/2026	Groupe la Francaise	7,997	$1.38M	0.0%	-8.5%	0.002%
5/20/2026	CCM Investment Advisers LLC	1,410	$243K	0.0%	-51.4%	0.000%
5/20/2026	Liontrust Investment Partners LLP	490,236	$84.61M	1.2%	-8.4%	0.105%
5/19/2026	Western Wealth Management LLC	7,342	$1.27M	0.0%	+75.2%	0.002%
5/19/2026	McIlrath & Eck LLC	172	$30K	0.0%	-34.4%	0.000%
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5/19/2026	Orographic Financial Advisors LLC	9,095	$1.57M	1.1%	N/A	0.002%
5/19/2026	Paragon Private Wealth Management LLC	2,568	$443K	0.1%	-5.3%	0.001%
5/19/2026	Royal Fund Management LLC	9,446	$1.63M	0.2%	+9.2%	0.002%
5/19/2026	Bank of America Corp DE	4,511,662	$778.62M	0.1%	+14.4%	0.968%
5/19/2026	Edgestream Partners L.P.	39,582	$6.83M	0.2%	+187.6%	0.008%
5/19/2026	RBF Capital LLC	5,000	$863K	0.0%	-16.7%	0.001%
5/19/2026	Anson Funds Management LP	18,100	$3.12M	0.3%	N/A	0.004%
5/19/2026	Kentucky Retirement Systems	32,582	$5.62M	0.2%	+10.9%	0.007%
5/19/2026	Janus Henderson Group PLC	61,462	$10.59M	0.0%	-70.0%	0.013%
5/19/2026	Oddo BHF Asset Management Sas	34,704	$5.99M	0.2%	+4.2%	0.007%
5/19/2026	Strategic Investment Advisors MI	12,530	$2.17M	0.1%	+317.1%	0.003%
5/19/2026	Arkadios Wealth Advisors	2,141	$369K	0.0%	+7.5%	0.000%
5/19/2026	IFS Group LLC	1,470	$254K	0.2%	N/A	0.000%
5/18/2026	Sunbelt Securities Inc.	9,508	$1.64M	0.1%	-1.1%	0.002%
5/18/2026	Amundi	3,830,533	$661.06M	0.2%	+21.0%	0.822%
5/18/2026	Adelante Capital Management LLC	54,289	$9.37M	0.6%	-4.5%	0.012%
5/18/2026	EverSource Wealth Advisors LLC	3,124	$539K	0.0%	-19.0%	0.001%
5/18/2026	California State Teachers Retirement System	682,040	$117.71M	0.1%	-2.4%	0.146%
5/18/2026	Resolution Capital Ltd	6,791	$1.17M	0.0%	-70.2%	0.001%
5/18/2026	Empowered Funds LLC	25,173	$4.34M	0.0%	+27.6%	0.005%
5/18/2026	Evelyn Partners Investment Management LLP	31,721	$5.47M	0.1%	-41.9%	0.007%
5/18/2026	Evelyn Partners Investment Management Services Ltd	11,020	$1.90M	0.2%	+13.1%	0.002%
5/18/2026	Evercore Wealth Management LLC	346,150	$59.74M	0.9%	-3.2%	0.074%
5/16/2026	The Manufacturers Life Insurance Company	2,315,919	$399.68M	0.3%	-7.6%	0.497%
5/16/2026	Socorro Asset Management LP	45,799	$7.90M	3.6%	-9.3%	0.010%
5/16/2026	KCM Investment Advisors LLC	1,251	$216K	0.0%	-34.1%	0.000%
5/16/2026	Glen Eagle Advisors LLC	8,339	$1.44M	0.2%	-11.3%	0.002%
5/16/2026	Quantinno Capital Management LP	132,375	$22.85M	0.0%	+33.0%	0.028%
5/16/2026	BROOKFIELD Corp ON	218,234	$37.66M	0.1%	+0.7%	0.047%
5/16/2026	Lazard Asset Management LLC	7,325,943	$1.26B	2.1%	+20.4%	1.572%
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5/15/2026	Gateway Wealth Partners LLC	2,939	$507K	0.0%	N/A	0.001%
5/15/2026	Blue Chip Partners LLC	1,260	$217K	0.0%	+7.4%	0.000%
5/15/2026	Cypress Capital Group	1,400	$242K	0.0%	-33.9%	0.000%
5/15/2026	OMERS ADMINISTRATION Corp	21,671	$3.74M	0.0%	+29.4%	0.005%
5/15/2026	Bradley Foster & Sargent Inc. CT	6,594	$1.14M	0.0%	-10.8%	0.001%
5/15/2026	Aristotle Atlantic Partners LLC	42,000	$7.25M	0.3%	+5.0%	0.009%
5/15/2026	Waverly Advisors LLC	45,679	$7.88M	0.1%	+11.7%	0.010%
5/15/2026	Wealth Alliance LLC	12,109	$2.09M	0.2%	+163.5%	0.003%
5/15/2026	Epoch Investment Partners Inc.	72,850	$12.57M	0.1%	+14.2%	0.016%
5/15/2026	Entropy Technologies LP	83,659	$14.44M	0.7%	-0.5%	0.018%
5/15/2026	Bridgewater Advisors Inc.	2,436	$405K	0.0%	-17.8%	0.001%
5/14/2026	Healthcare of Ontario Pension Plan Trust Fund	419,403	$72.38M	0.1%	-20.7%	0.090%
5/14/2026	Dai ichi Life Insurance Company Ltd	20,170	$3.48M	0.1%	-2.3%	0.004%
5/14/2026	Gabelli Funds LLC	114,390	$19.74M	0.1%	+5.9%	0.025%
5/14/2026	Hilltop Holdings Inc.	1,694	$292K	0.0%	-36.6%	0.000%
5/14/2026	Public Employees Retirement System of Ohio	185,930	$32.09M	0.1%	-0.4%	0.040%
5/14/2026	Compound Planning Inc.	5,143	$888K	0.0%	-27.6%	0.001%
5/14/2026	Klingman & Associates LLC	1,202	$207K	0.0%	N/A	0.000%
5/14/2026	Modern Wealth Management LLC	2,676	$458K	0.0%	N/A	0.001%
5/14/2026	Arrowstreet Capital Limited Partnership	4,195,978	$724.14M	0.4%	-1.7%	0.901%
5/14/2026	Caxton Associates LLP	1,186	$205K	0.0%	-54.6%	0.000%
5/14/2026	Bank of Nova Scotia	141,742	$24.46M	0.0%	+30.2%	0.030%
5/14/2026	Gibbs Wealth Management	11,956	$2.06M	0.3%	+102.7%	0.003%
5/14/2026	Sei Investments Co.	867,418	$149.70M	0.1%	+8.0%	0.186%
5/14/2026	Keynote Financial Services LLC	1,188	$205K	0.1%	N/A	0.000%
5/14/2026	Davis R M Inc.	289,155	$49.90M	0.9%	+1.4%	0.062%
5/14/2026	Lido Advisors LLC	126,201	$21.78M	0.1%	-11.4%	0.027%
5/13/2026	Cetera Investment Advisers	243,488	$42.02M	0.0%	+33.7%	0.052%
5/13/2026	American Investment Services Inc.	3,248	$561K	0.1%	-9.8%	0.001%
5/13/2026	Aureus Asset Management LLC	14,941	$2.58M	0.2%	-0.7%	0.003%
5/13/2026	Dynamic Wealth Strategies LLC	565	$98K	0.1%	+21.2%	0.000%
5/13/2026	Prestige Wealth Management Group LLC	5,967	$1.03M	0.2%	+5,582.9%	0.001%
5/13/2026	Lasalle Investment Management Securities LLC	648,257	$111.88M	4.4%	+22.9%	0.139%
5/13/2026	AR Asset Management Inc.	6,000	$1.04M	0.2%	N/A	0.001%
5/13/2026	Fairbanks Capital Management Inc.	8,504	$1.47M	0.9%	-2.3%	0.002%
5/13/2026	Godshalk Welsh Capital Management Inc.	4,690	$809K	0.5%	-17.4%	0.001%
5/13/2026	NewEdge Wealth LLC	10,452	$1.80M	0.0%	-33.5%	0.002%
5/13/2026	First Citizens Bank & Trust Co.	1,356	$234K	0.0%	+9.1%	0.000%
5/13/2026	Acumen Wealth Advisors LLC	3,201	$552K	0.1%	+1,840.0%	0.001%
5/13/2026	CI Investments Inc.	88,755	$15.32M	0.1%	+6.3%	0.019%
5/13/2026	First Trust Advisors LP	131,411	$22.68M	0.0%	+116.5%	0.028%
5/12/2026	Magellan Asset Management Ltd	1,503,296	$259.44M	3.4%	+40.3%	0.323%
5/12/2026	Westpac Banking Corp	19,786	$3.42M	0.2%	+7.6%	0.004%
5/12/2026	ABN Amro Investment Solutions	41,610	$7.18M	0.1%	+1.8%	0.009%
5/8/2026	PNC Financial Services Group Inc.	404,541	$69.82M	0.0%	+3.0%	0.087%
5/8/2026	Oslo Pensjonsforsikring AS	1,413	$244K	0.0%	N/A	0.000%
5/8/2026	Burling Wealth Partners LLC	11,370	$1.96M	0.3%	-17.7%	0.002%
5/8/2026	Andra AP fonden	44,585	$7.69M	0.1%	-63.9%	0.010%
5/8/2026	Glenview Trust Co	5,393	$931K	0.0%	+53.7%	0.001%
5/8/2026	Atlantic Family Wealth LLC	1,380	$238K	0.2%	N/A	0.000%
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5/8/2026	Cassaday & Co Wealth Management LLC	1,006	$174K	0.0%	-35.3%	0.000%
5/8/2026	Johnson Financial Group Inc.	574	$99K	0.0%	-10.5%	0.000%
5/8/2026	Commerzbank Aktiengesellschaft FI	37,639	$6.50M	0.1%	-42.7%	0.008%
5/7/2026	AlTi Global Inc.	2,677	$462K	0.0%	+8.1%	0.001%
5/7/2026	Meeder Advisory Services Inc.	6,470	$1.12M	0.0%	+13.6%	0.001%
5/7/2026	Lowe Brockenbrough & Co. Inc.	49,353	$8.52M	0.4%	+6.9%	0.011%
5/7/2026	Dimensional Fund Advisors LP	5,811,041	$1.00B	0.2%	-7.5%	1.247%
5/7/2026	Balefire LLC	1,719	$297K	0.1%	+6.2%	0.000%
5/7/2026	Parallel Advisors LLC	19,769	$3.41M	0.1%	-0.6%	0.004%
5/7/2026	Cantillon Capital Management LLC	1,612,473	$278.28M	1.8%	-11.9%	0.346%

AMT Institutional Ownership - Frequently Asked Questions

During the previous two years, 2,077 institutional investors and hedge funds held shares of American Tower. The most heavily invested institutionals were Vanguard Group Inc. ($11.19B), J. Stern & Co. LLP ($6.62B), State Street Corp ($3.72B), JPMorgan Chase & Co. ($2.80B), Geode Capital Management LLC ($2.36B), Cohen & Steers Inc. ($2.19B), and FMR LLC ($2.05B).Learn more on American Tower's institutional investors.

92.69% of American Tower's stock is owned by institutional investors. Learn more on AMT's institutional investor holdings.

Of the 1,745 institutional investors that purchased American Tower's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: J. Stern & Co. LLP ($37.58M), Norges Bank ($19.23M), Northwestern Mutual Wealth Management Co. ($9.67M), Lazard Asset Management LLC ($7.17M), Nuveen LLC ($4.56M), Cohen & Steers Inc. ($3.44M), and Capital Research Global Investors ($3.44M).

Institutional investors have bought a total of 113,843,490 shares in the last 24 months. This purchase volume represents approximately $21.10B in transactions.

Of the 1,064 institutional investors that sold American Tower's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Wellington Management Group LLP ($6.83M), Massachusetts Financial Services Co. MA ($2.53M), Akre Capital Management LLC ($2.33M), UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC ($1.31M), Alliancebernstein L.P. ($1.22M), Bessemer Group Inc. ($1.05M), and Cohen & Steers Inc. ($1.01M).

Institutional investors have sold a total of 42,370,637 shares in the last 24 months. This volume of shares sold represents approximately $8.01B in transactions.

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This page (NYSE:AMT) was last updated on 5/29/2026 by MarketBeat.com Staff.

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American Tower (AMT) Institutional Ownership

AMT Institutional Buying and Selling by Quarter

American Tower Major Shareholders & Ownership History

AMT Institutional Ownership - Frequently Asked Questions

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American Tower (AMT) Institutional Ownership

Institutional Ownership Changes (13F Filings) for American Tower (NYSE:AMT)

AMT Institutional Buying and Selling by Quarter

American Tower Major Shareholders & Ownership History

AMT Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of AMT shares?

What percentage of American Tower's stock is owned by institutional investors?

Which institutional investors have been buying American Tower's stock?

How much institutional buying is happening at American Tower?

Which of American Tower's major shareholders have been selling company stock?

How much institutional selling is happening at American Tower?

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