American Tower AMT Institutional Ownership

NYSE AMT

$162.19 +1.08 (+0.67%)

At close: Oct 2, 2026 · 4:00 PM EDT

Institutions by Trading Activity

1,742 Institutions

Increased 860 49.4%

Unchanged 225 12.9%

Reduced 657 37.7%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

95.65%

▲+3.60 pp QoQ

Shares Held by Institutions

445.68Mn

of 465.94Mn outstanding

▲+4.70% QoQ

Shares Outstanding

465.94Mn

20.26Mn held outside 13F filers

Institutional Investors

1,742

filed 13F for Jun 2026

■0 vs prior quarter

Net Shares Added (QoQ)

+20.00Mn

accumulated since last quarter

Value of Holdings

$71.80Bn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

American Tower Corp /Ma/ (NYSE:AMT) has 1,742 institutional investors that have filed 13F reports for the period ending June 2026.

Their combined ownership stood at 95.7% of outstanding shares in June 2026, up from 92.1% in March 2026.
They increased total shares held in AMT by 4.7% quarter over quarter, and investors in American Tower decreased 5.22% from a year ago.
Of these 1,742 funds, 860 grew their exposure to American Tower, 657 cut back, and 225 maintained positions.
In total, institutional investors held 445.68Mn shares in American Tower as of June 2026, up by 20.0Mn shares quarter on quarter, and up 19.17Mn shares year over year.
BlackRock, Inc. is the top holder of American Tower as of June 30, 2026, with 45.8Mn shares representing 9.83% of outstanding stock.
The most significant purchases of AMT for the quarter ending June 2026 came from NORGES BANK (6.37Mn), Sixth Street Partners Management Company, L.P. (5.61Mn), AQR CAPITAL MANAGEMENT LLC (1.89Mn), ONTARIO TEACHERS PENSION PLAN BOARD (1.78Mn), JANE STREET GROUP, LLC (1.46Mn).
The largest sellers of American Tower for the quarter ending June 2026 were Jpmorgan Chase & Co (6.27Mn), Nuveen, LLC (1.26Mn), Capital Research Global Investors (1.18Mn), DEUTSCHE BANK AG\ (1.07Mn), Franklin Templeton Inc (925.18K).
Per Business Quant, the top 10 investors in AMT for the quarter ending June 2026 include BlackRock, Inc. (45.8Mn), VANGUARD CAPITAL MANAGEMENT LLC (30.44Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (27.85Mn), State Street Corp (22.07Mn), GEODE CAPITAL MANAGEMENT, LLC (13.84Mn), Cohen & Steers, Inc. (13.78Mn), FMR LLC (11.38Mn), Morgan Stanley (9.61Mn), Jpmorgan Chase & Co (8.85Mn), LAZARD ASSET MANAGEMENT LLC (8.4Mn).

Form 13F Holdings

1,740 Institutional Holders

Report period 30 Jun, 2026

Total shares held 445.68Mn

Of outstanding 95.65%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	BlackRock, Inc.	0002012383	45,796,561	9.83%	▲842,424	+1.87%	$7.49Bn
2	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	30,437,771	6.53%	▲75,391	+0.25%	$4.98Bn
3	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	27,851,812	5.98%	▲255,653	+0.93%	$4.56Bn
4	State Street Corp	0000093751	22,066,202	4.74%	▲631,593	+2.95%	$3.65Bn
5	GEODE CAPITAL MANAGEMENT, LLC	0001214717	13,838,970	2.97%	▼94,658	-0.68%	$2.26Bn
6	Cohen & Steers, Inc.	0001284812	13,777,789	2.96%	▲1,157,923	+9.18%	$2.25Mn
7	FMR LLC	0000315066	11,376,427	2.44%	▲59,379	+0.52%	$1.86Bn
8	Morgan Stanley	0000895421	9,610,971	2.06%	▲27,048	+0.28%	$1.57Bn
9	Jpmorgan Chase & Co	0000019617	8,853,450	1.90%	▼6,274,917	-41.48%	$1.49Bn
10	LAZARD ASSET MANAGEMENT LLC	0001207017	8,403,123	1.80%	▲1,077,180	+14.70%	$1.37Bn
11	Invesco Ltd.	0000914208	7,068,996	1.52%	▼206,234	-2.83%	$1.16Bn
12	DEUTSCHE BANK AG\	0000948046	6,701,631	1.44%	▼1,067,722	-13.74%	$1.10Bn
13	Capital World Investors	0001422849	6,554,891	1.41%	▲887,003	+15.65%	$1.07Bn
14	NORGES BANK	0001374170	6,366,685	1.37%	▲6,366,685	0.00%	$1.04Bn
15	DIMENSIONAL FUND ADVISORS LP	0000354204	5,875,655	1.26%	▲64,614	+1.11%	$961.16Mn
16	Principal Financial Group Inc	0001126328	5,742,438	1.23%	▼172,153	-2.91%	$939.30Mn
17	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0000884546	5,607,388	1.20%	▲367,100	+7.01%	$917.20Mn
17	Sixth Street Partners Management Company, L.P.	0001812095	5,607,388	1.20%	▲5,607,388	0.00%	$917.20Mn
18	Northern Trust Corp	0000073124	5,023,525	1.08%	▼316,209	-5.92%	$821.70Mn
19	Goldman Sachs Group Inc	0000886982	4,958,386	1.06%	▲260,993	+5.56%	$811.04Mn

Showing 1 to 20 of 1,740 holders