We are live on ! Find out more
TMUS icon

T-Mobile US
TMUS

1,766 hedge funds and large institutions have $128B invested in T-Mobile US in 2025 Q1 according to their latest regulatory filings, with 246 funds opening new positions, 634 increasing their positions, 682 reducing their positions, and 112 closing their positions.

New
Increased
Maintained
Reduced
Closed

120% more first-time investments, than exits

New positions opened: 246 | Existing positions closed: 112

65% more funds holding in top 10

Funds holding in top 10: 31 → 51 (+20)

17% more capital invested

Capital invested by funds: $109B → $128B (+$18.9B)

6% more funds holding

Funds holding: 1,663 → 1,766 (+103)

0.28% less ownership

Funds ownership: 42.32% → 42.04% (-0.28%)

7% less repeat investments, than reductions

Existing positions increased: 634 | Existing positions reduced: 682

20% less call options, than puts

Call options by funds: $2.16B | Put options by funds: $2.68B

Holders
1,766
Holders Change
+103
Holders Change %
+6.19%
% of All Funds
23.68%
Holding in Top 10
51
Holding in Top 10 Change
+20
Holding in Top 10 Change %
+64.52%
% of All Funds
0.68%
New
246
Increased
634
Reduced
682
Closed
112
Calls
$2.16B
Puts
$2.68B
Net Calls
-$523M
Net Calls Change
+$202M

Top Buyers

1
Fidelity Investments
Fidelity Investments
Massachusetts
+$719M
2
JP Morgan Chase
JP Morgan Chase
New York
+$298M
3
Capital International Investors
Capital International Investors
California
+$294M
4
Viking Global Investors
Viking Global Investors
Connecticut
+$236M
5
Canada Pension Plan Investment Board
Canada Pension Plan Investment Board
Ontario, Canada
+$213M

Top Sellers

1
Dodge & Cox
Dodge & Cox
California
-$875M
2
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
-$619M
3
Norges Bank
Norges Bank
Norway
-$455M
4
BlackRock
BlackRock
New York
-$308M
5
Invesco
Invesco
Georgia
-$286M
Name Holding Trade Value Shares
Change 		Change in
Stake
HSBC Holdings
51
HSBC Holdings
United Kingdom
$352M -$21.4M -87,006 -6%
Citigroup
52
Citigroup
New York
$342M +$3.3M +13,402 +1%
Acadian Asset Management
53
Acadian Asset Management
Massachusetts
$338M +$191M +773,730 +157%
National Pension Service
54
National Pension Service
South Korea
$322M +$11.4M +46,246 +4%
Schroder Investment Management Group
55
Schroder Investment Management Group
United Kingdom
$299M +$108M +438,362 +63%
Mariner
56
Mariner
Kansas
$299M +$7.38M +29,939 +3%
Envestnet Asset Management
57
Envestnet Asset Management
Illinois
$283M -$2.71M -10,981 -1%
Mitsubishi UFJ Asset Management
58
Mitsubishi UFJ Asset Management
Japan
$276M +$27.5M +111,402 +12%
Massachusetts Financial Services
59
Massachusetts Financial Services
Massachusetts
$275M -$139M -562,003 -35%
BNP Paribas Financial Markets
60
BNP Paribas Financial Markets
France
$271M -$174M -706,388 -41%
AQR Capital Management
61
AQR Capital Management
Connecticut
$259M +$70.8M +287,147 +42%
Mirae Asset Global ETFs Holdings
62
Mirae Asset Global ETFs Holdings
Hong Kong
$249M +$34.7M +140,939 +18%
RhumbLine Advisers
63
RhumbLine Advisers
Massachusetts
$247M -$12.5M -50,879 -5%
Millennium Management
64
Millennium Management
New York
$221M +$164M +664,175 +404%
California State Teachers Retirement System (CalSTRS)
65
California State Teachers Retirement System (CalSTRS)
California
$220M -$1.83M -7,408 -0.9%
Victory Capital Management
66
Victory Capital Management
Texas
$211M -$9.36M -37,985 -5%
Bank of Montreal
67
Bank of Montreal
Ontario, Canada
$191M -$88.4M -358,564 -33%
HighTower Advisors
68
HighTower Advisors
Illinois
$190M -$2.75M -11,151 -2%
Brown Advisory
69
Brown Advisory
Maryland
$187M -$5.62M -22,791 -3%
Prudential Financial
70
Prudential Financial
New Jersey
$185M +$29.5M +119,723 +21%
CIBC Private Wealth Group
71
CIBC Private Wealth Group
Georgia
$176M -$87.1M -353,321 -33%
JWBC
72
John W. Bristol & Co
New York
$176M -$3.67M -14,892 -2%
Russell Investments Group
73
Russell Investments Group
United Kingdom
$173M -$5.99M -24,303 -4%
Manulife (Manufacturers Life Insurance)
74
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$173M -$10.7M -43,590 -6%
First Trust Advisors
75
First Trust Advisors
Illinois
$173M -$13.3M -54,012 -8%
1 2
3
4 5

TMUS Hedge Fund Activity: Q1 2025 in Review

1,766 of the 7,457 institutional investors tracked by Wall St. Rank reported a position in T-Mobile US (TMUS) for Q1 2025, worth a combined $128B — up 17% from $109B a quarter earlier.

Buyers outnumbered sellers: 246 funds opened new TMUS positions and 112 closed out — a net gain of 134 holders — while 634 added to existing stakes and 682 trimmed.

The largest buyer was Fidelity Investments, adding an estimated $719M. The largest seller was Dodge & Cox, cutting an estimated $875M.

  • 1,766 institutional investors held T-Mobile US (TMUS) as of Q1 2025, up from 1,663 in Q4 2024.
  • Funds reported $128B of T-Mobile US stock for Q1 2025, up 17% quarter-over-quarter.
  • 246 funds opened new T-Mobile US positions in Q1 2025 and 112 closed out, a net change of +134 holders.
  • The largest T-Mobile US buyer in Q1 2025 was Fidelity Investments, an estimated $719M added.
  • The largest T-Mobile US seller in Q1 2025 was Dodge & Cox, an estimated $875M sold.

Based on aggregated 13F filings for Q1 2025.