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American Tower

1,794 hedge funds and large institutions have $82.6B invested in American Tower in 2025 Q3 according to their latest regulatory filings, with 131 funds opening new positions, 644 increasing their positions, 754 reducing their positions, and 156 closing their positions.

New
Increased
Maintained
Reduced
Closed

94% more call options, than puts

Call options by funds: $641M | Put options by funds: $330M

1.66% less ownership

Funds ownership: 93.33%91.67% (-1.7%)

3% less funds holding

Funds holding: 1,8461,794 (-52)

15% less capital invested

Capital invested by funds: $96.6B → $82.6B (-$14.1B)

15% less repeat investments, than reductions

Existing positions increased: 644 | Existing positions reduced: 754

16% less first-time investments, than exits

New positions opened: 131 | Existing positions closed: 156

35% less funds holding in top 10

Funds holding in top 10: 3422 (-12)

Holders
1,794
Holders Change
-52
Holders Change %
-2.82%
% of All Funds
23.55%
Holding in Top 10
22
Holding in Top 10 Change
-12
Holding in Top 10 Change %
-35.29%
% of All Funds
0.29%
New
131
Increased
644
Reduced
754
Closed
156
Calls
$641M
Puts
$330M
Net Calls
+$311M
Net Calls Change
-$16.8M
Name Holding Trade Value Shares
Change
Change in
Stake
Mariner
101
Mariner
Kansas
$91.1M +$15.4M +73,928 +19%
DWA
102
Douglass Winthrop Advisors
New York
$89.2M +$3.9M +18,705 +4%
MSRPS
103
Maryland State Retirement & Pension System
Maryland
$87.9M +$2.64M +12,661 +3%
GLA
104
Great Lakes Advisors
Illinois
$85.3M -$1.95M -9,359 -2%
ACM
105
AKRE Capital Management
Virginia
$85.2M -$98.4M -472,406 -52%
NC
106
NZS Capital
Colorado
$84.7M +$22M +105,789 +32%
Voloridge Investment Management
107
Voloridge Investment Management
Florida
$84.2M +$91.2M +437,763 New
Alkeon Capital Management
108
Alkeon Capital Management
New York
$82.4M
State Board of Administration of Florida Retirement System
109
State Board of Administration of Florida Retirement System
Florida
$82M -$6.47M -31,040 -7%
Adage Capital Partners
110
Adage Capital Partners
Massachusetts
$81.9M -$7.92M -38,000 -8%
AC
111
Avenir Corporation
Virginia
$80.7M -$2.82M -13,519 -3%
CIM
112
CCLA Investment Management
United Kingdom
$80.6M -$624K -2,996 -0.7%
DLA
113
Douglas Lane & Associates
New York
$79.5M -$129K -621 -0.2%
RG
114
Rathbones Group
United Kingdom
$79.4M +$6.59M +31,635 +8%
LF
115
Lansforsakringar Fondforvaltning
Sweden
$78.4M +$1.39M +6,668 +2%
Universal-Beteiligungs- und Servicegesellschaft
116
Universal-Beteiligungs- und Servicegesellschaft
Germany
$76.4M +$1.92M +9,210 +2%
EWM
117
Evercore Wealth Management
New York
$76.3M -$1.82M -8,752 -2%
BC
118
Brookfield Corp
Ontario, Canada
$75.9M -$7.39M -35,454 -8%
BTCPP
119
Border to Coast Pensions Partnership
United Kingdom
$75.4M +$1.56M +7,500 +2%
Jane Street
120
Jane Street
New York
$73.1M +$79.2M +379,916 New
Pacer Advisors
121
Pacer Advisors
Pennsylvania
$72.6M +$6.91M +33,182 +10%
New York State Teachers Retirement System (NYSTRS)
122
New York State Teachers Retirement System (NYSTRS)
New York
$71.9M -$625K -2,999 -0.8%
CIM
123
Centersquare Investment Management
Pennsylvania
$71.1M -$12.4M -59,391 -14%
Squarepoint
124
Squarepoint
New York
$70.6M +$73.7M +353,705 +2,642%
Retirement Systems of Alabama
125
Retirement Systems of Alabama
Alabama
$70.5M -$118K -567 -0.2%