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American Tower
AMT

Overview Fund Activity

1,817 hedge funds and large institutions have $96.1B invested in American Tower in 2025 Q2 according to their latest regulatory filings, with 137 funds opening new positions, 728 increasing their positions, 705 reducing their positions, and 108 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,817
Holders Change
-4
Holders Change %
-0.22%
% of All Funds
24.37%
Holding in Top 10
34
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-10.53%
% of All Funds
0.46%
New
137
Increased
728
Reduced
705
Closed
108
Calls
$789M
Puts
$461M
Net Calls
+$328M
Net Calls Change
-$39.7M

Top Buyers

1
UBS AM
UBS AM
Illinois
$1.23B
2
BlackRock
BlackRock
New York
$10.1B
3
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
$2.8B
4
Viking Global Investors
Viking Global Investors
Connecticut
$618M
5
Fidelity Investments
Fidelity Investments
Massachusetts
$3B

Top Sellers

1
Cohen & Steers
Cohen & Steers
New York
$3.07B
2
Capital Research Global Investors
Capital Research Global Investors
California
$1.09B
3
ACM
AKRE Capital Management
Virginia
$202M
4
Citadel Advisors
Citadel Advisors
Florida
$0
5
Royal Bank of Canada
Royal Bank of Canada
Ontario, Canada
$315M
Name Holding Trade Value Shares
Change 		Shares
Change %
CFO
551
Callan Family Office
Pennsylvania
$4.15M +$3.44M +15,574 +485%
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
552
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$4.13M +$2.9M +13,102 +235%
SAM
553
Shell Asset Management
Netherlands
$4.11M +$1.07M +4,838 +35%
TCCM
554
Timber Creek Capital Management
Massachusetts
$4.09M -$14.7K -70 -0.4%
JWM
555
Jupiter Wealth Management
Colorado
$4.05M -$137K -673 -3%
Caisse de Depot et Placement du Quebec (CDPQ)
556
Caisse de Depot et Placement du Quebec (CDPQ)
Quebec, Canada
$4.04M – – –
PS
557
Presima Securities
Quebec, Canada
$4.02M – – –
OAM
558
Ostrum Asset Management
France
$4.02M +$432K +1,953 +12%
ALMGDA
559
AG2R La Mondiale Gestion d'Actifs
France
$4.01M +$98.6K +446 +3%
AMI
560
Amica Mutual Insurance
Rhode Island
$3.99M – – –
NAMP
561
NorthStar Asset Management (Pennsylvania)
Pennsylvania
$3.96M -$44.2K -200 -1%
PMG
562
ProVise Management Group
Florida
$3.92M +$211K +956 +6%
NO
563
Ninety One
South Africa
$3.89M – – –
SFA
564
Semmax Financial Advisors
North Carolina
$3.89M +$31.2K +151 +0.8%
JC
565
JB Capital
Connecticut
$3.87M -$47.1K -213 -1%
MFIM
566
Mesirow Financial Investment Management
Illinois
$3.87M -$162K -735 -4%
Assenagon Asset Management
567
Assenagon Asset Management
Luxembourg
$3.86M +$9.95K +45 +0.3%
BFA
568
Bill Few Associates
Pennsylvania
$3.84M -$44.2K -200 -1%
OAC
569
OMERS Administration Corp
Ontario, Canada
$3.79M – – –
CA
570
Cornerstone Advisors
North Carolina
$3.76M -$530K -2,400 -12%
KA
571
Kintegral Advisory
New York
$3.74M -$5.57K -25 -0.1%
AIMA
572
Ables Iannone Moore & Associates
Georgia
$3.74M -$69K -312 -2%
PFM
573
Premier Fund Managers
United Kingdom
$3.74M -$17.7M -81,383 -83%
SLC
574
Second Line Capital
Louisiana
$3.7M +$111K +500 +3%
VPI
575
Value Partners Investments
Manitoba, Canada
$3.69M -$299K -1,353 -7%
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