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American Tower

1,839 hedge funds and large institutions have $95.1B invested in American Tower in 2025 Q1 according to their latest regulatory filings, with 195 funds opening new positions, 694 increasing their positions, 734 reducing their positions, and 123 closing their positions.

New
Increased
Maintained
Reduced
Closed

102% more call options, than puts

Call options by funds: $729M | Put options by funds: $361M

59% more first-time investments, than exits

New positions opened: 195 | Existing positions closed: 123

36% more funds holding in top 10

Funds holding in top 10: 2838 (+10)

19% more capital invested

Capital invested by funds: $79.7B → $95.1B (+$15.4B)

3% more funds holding

Funds holding: 1,7931,839 (+46)

0.66% more ownership

Funds ownership: 92.87%93.54% (+0.66%)

5% less repeat investments, than reductions

Existing positions increased: 694 | Existing positions reduced: 734

Holders
1,839
Holders Change
+46
Holders Change %
+2.57%
% of All Funds
24.66%
Holding in Top 10
38
Holding in Top 10 Change
+10
Holding in Top 10 Change %
+35.71%
% of All Funds
0.51%
New
195
Increased
694
Reduced
734
Closed
123
Calls
$729M
Puts
$361M
Net Calls
+$367M
Net Calls Change
+$379M
Name Holding Trade Value Shares
Change
Change in
Stake
Millennium Management
101
Millennium Management
New York
$109M +$76M +387,381 +339%
Aviva
102
Aviva
United Kingdom
$109M +$22.1M +112,667 +29%
Mackenzie Financial
103
Mackenzie Financial
Ontario, Canada
$105M -$12.5M -63,755 -12%
Universal-Beteiligungs- und Servicegesellschaft
104
Universal-Beteiligungs- und Servicegesellschaft
Germany
$105M -$171K -873 -0.2%
BC
105
Brookfield Corp
Ontario, Canada
$104M +$31.3M +159,449 +50%
LIMS
106
Lasalle Investment Management Securities
Maryland
$103M -$36.5M -186,259 -28%
GLA
107
Great Lakes Advisors
Illinois
$101M +$3.69M +18,832 +4%
State Board of Administration of Florida Retirement System
108
State Board of Administration of Florida Retirement System
Florida
$97.3M +$885K +4,510 +1%
DLA
109
Douglas Lane & Associates
New York
$95.6M +$1.55M +7,883 +2%
EWM
110
Evercore Wealth Management
New York
$95.1M -$3.17M -16,173 -4%
National Bank of Canada
111
National Bank of Canada
Quebec, Canada
$95M +$29.5M +150,436 +53%
AC
112
Avenir Corporation
Virginia
$94.8M -$514K -2,620 -0.6%
Alkeon Capital Management
113
Alkeon Capital Management
New York
$93.2M -$64.5K -329 -0.1%
DWA
114
Douglass Winthrop Advisors
New York
$92.5M +$82.3M +419,512 +7,802%
MSRPS
115
Maryland State Retirement & Pension System
Maryland
$91M +$1.49M +7,595 +2%
RG
116
Rathbones Group
United Kingdom
$89.8M -$2.61M -13,314 -3%
CIM
117
CCLA Investment Management
United Kingdom
$88.5M -$5.2M -26,518 -6%
LPL Financial
118
LPL Financial
California
$86.1M +$5.29M +26,957 +7%
LF
119
Lansforsakringar Fondforvaltning
Sweden
$82.8M +$5.74M +29,250 +8%
BTCPP
120
Border to Coast Pensions Partnership
United Kingdom
$82.1M -$981K -5,000 -1%
New York State Teachers Retirement System (NYSTRS)
121
New York State Teachers Retirement System (NYSTRS)
New York
$81.3M -$6.21M -31,661 -8%
PGH
122
Partners Group Holding
Switzerland
$81.3M -$966K -4,923 -1%
Mariner
123
Mariner
Kansas
$80.8M +$1.61M +8,190 +2%
Retirement Systems of Alabama
124
Retirement Systems of Alabama
Alabama
$80.4M -$385K -1,965 -0.5%
Allianz Asset Management
125
Allianz Asset Management
Germany
$79.6M -$23.6M -120,114 -25%

AMT Hedge Fund Activity: Q1 2025 in Review

1,839 of the 7,458 institutional investors tracked by Wall St. Rank reported a position in American Tower (AMT) for Q1 2025, worth a combined $95.1B — up 19% from $79.7B a quarter earlier.

Buyers outnumbered sellers: 195 funds opened new AMT positions and 123 closed out — a net gain of 72 holders — while 694 added to existing stakes and 734 trimmed.

The largest buyer was JP Morgan Chase, adding an estimated $698M. The largest seller was UBS AM, cutting an estimated $697M.

  • 1,839 institutional investors held American Tower (AMT) as of Q1 2025, up from 1,793 in Q4 2024.
  • Funds reported $95.1B of American Tower stock for Q1 2025, up 19% quarter-over-quarter.
  • 195 funds opened new American Tower positions in Q1 2025 and 123 closed out, a net change of +72 holders.
  • The largest American Tower buyer in Q1 2025 was JP Morgan Chase, an estimated $698M added.
  • The largest American Tower seller in Q1 2025 was UBS AM, an estimated $697M sold.

Based on aggregated 13F filings for Q1 2025.