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
1832 Asset Management
76
1832 Asset Management
Ontario, Canada
$162M +$144M +584,228 +2,421%
DnB Asset Management
77
DnB Asset Management
Norway
$160M +$17.9M +72,704 +14%
National Bank of Canada
78
National Bank of Canada
Quebec, Canada
$159M +$39.8M +161,293 +37%
New York State Common Retirement Fund
79
New York State Common Retirement Fund
New York
$156M -$16M -65,000 -10%
Korea Investment Corp
80
Korea Investment Corp
South Korea
$154M +$8.47M +34,367 +6%
WIM
81
Waverton Investment Management
United Kingdom
$152M -$28.7M -116,595 -17%
Wealth Enhancement Advisory Services
82
Wealth Enhancement Advisory Services
Minnesota
$149M +$1.47M +5,957 +1%
Primecap Management
83
Primecap Management
California
$144M -$33M -133,770 -20%
Universal-Beteiligungs- und Servicegesellschaft
84
Universal-Beteiligungs- und Servicegesellschaft
Germany
$141M -$595K -2,415 -0.5%
CB
85
Commerce Bank
Missouri
$141M -$27.4M -111,303 -17%
Fidelity International
86
Fidelity International
Bermuda
$137M +$4.45M +18,054 +4%
WorldQuant Millennium Advisors
87
WorldQuant Millennium Advisors
New York
$134M +$123M +500,855 New
LPL Financial
88
LPL Financial
California
$131M +$15.9M +64,580 +15%
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
89
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$131M +$41.2M +167,093 +51%
SAM
90
Storebrand Asset Management
Norway
$126M -$3.98M -16,128 -3%
Aviva
91
Aviva
United Kingdom
$126M +$12.3M +49,772 +12%
Chevy Chase Trust
92
Chevy Chase Trust
Maryland
$125M +$38.6M +156,594 +50%
State Board of Administration of Florida Retirement System
93
State Board of Administration of Florida Retirement System
Florida
$124M +$1.02M +4,150 +0.9%
DekaBank Deutsche Girozentrale
94
DekaBank Deutsche Girozentrale
Germany
$124M -$516K -2,093 -0.4%
WHG
95
Westwood Holdings Group
Texas
$123M -$18M -72,912 -14%
Truist Financial
96
Truist Financial
North Carolina
$123M +$3.64M +14,769 +3%
Natixis Advisors
97
Natixis Advisors
Massachusetts
$122M +$6.58M +26,705 +6%
KeyBank National Association
98
KeyBank National Association
Ohio
$120M -$761K -3,088 -0.7%
Zurich Cantonal Bank
99
Zurich Cantonal Bank
Switzerland
$119M -$8.19M -33,219 -7%
BGIM
100
Brandywine Global Investment Management
Pennsylvania
$118M +$17.6M +71,198 +19%
2 3
4
5 6

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.