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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
PRS
1826
Pinkerton Retirement Specialists
Idaho
– -$297K -1,345 Closed
WCP
1827
Wick Capital Partners
Pennsylvania
– -$288K -1,306 Closed
ODG
1828
O'Dell Group
Ohio
– -$270K -1,222 Closed
CT
1829
Chicago Trust
Illinois
– -$254K -1,150 Closed
AWAG
1830
ARS Wealth Advisors Group
Florida
– -$246K -1,114 Closed
TWM
1831
Topsail Wealth Management
North Carolina
– -$230K -1,044 Closed
GAM
1832
Gemmer Asset Management
California
– -$225K -1,021 Closed
MLL
1833
Moody Lynn & Lieberson
Massachusetts
– -$223K -1,011 Closed
MS
1834
Maven Securities
Jersey
– -$221K -1,000 Closed
BWM
1835
Birchcreek Wealth Management
Ohio
– -$220K -997 Closed
SIMG
1836
Sonora Investment Management Group
Arizona
– -$217K -984 Closed
CC
1837
Corton Capital
Ontario, Canada
– -$211K -957 Closed
DWP
1838
Daymark Wealth Partners
Ohio
– -$210K -950 Closed
ISFAN
1839
Investor's Fiduciary Advisor Network
Washington
– -$206K -937 Closed
SA
1840
Skyline Advisors
Washington
– -$205K -927 Closed
FA
1841
FDx Advisors
Illinois
– -$204K -923 Closed
XC
1842
XY Capital
Hong Kong
– -$209K -847 Closed
SSG
1843
Summit Securities Group
New York
– -$161K -729 Closed
CP
1844
Castleview Partners
Texas
– -$123K -561 Closed
CFG
1845
CKW Financial Group
Hawaii
– -$121K -550 Closed
LJHT
1846
Laurie J. Hall Trustee
– -$121K -550 Closed
WWA
1847
Wingate Wealth Advisors
Massachusetts
– -$102K -461 Closed
SAM
1848
Synergy Asset Management
Washington
– -$92.5K -448 Closed
HC
1849
Hara Capital
Washington
– -$35.3K -160 Closed
KSB
1850
Kennebec Savings Bank
Maine
– -$29.7K -139 Closed
72 73
74
75 76

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.