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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
FMP
1576
Financial Management Professionals
Texas
$80.8K +$10.1K +41 +16%
RA
1577
Rise Advisors
New York
$80.7K +$14.1K +57 +23%
JWA
1578
JFS Wealth Advisors
Pennsylvania
$80.5K +$246 +1 +0.3%
FMTCOCP
1579
Farmers & Merchants Trust Co of Chambersburg PA
Pennsylvania
$80K – – –
MMCM
1580
Murphy & Mullick Capital Management
New York
$74.7K – – –
AA
1581
Ancora Advisors
Ohio
$74.7K +$4.93K +20 +8%
GEA
1582
Glen Eagle Advisors
New Jersey
$70.1K – – –
AAG
1583
Armstrong Advisory Group
Massachusetts
$69.1K – – –
SL
1584
Salomon & Ludwin
Virginia
$66.7K – – –
CFFP
1585
Center for Financial Planning
Michigan
$66.4K – – –
Bank Julius Baer & Co
1586
Bank Julius Baer & Co
Switzerland
$66.2K +$61.1K +248 New
WIM
1587
Westside Investment Management
California
$64.9K – – –
AF
1588
Advisornet Financial
Minnesota
$64.6K +$739 +3 +1%
PCA
1589
PMV Capital Advisers
Texas
$61.3K +$739 +3 +1%
PB
1590
Pinnacle Bancorp
Nebraska
$58.7K – – –
AWM
1591
AllSquare Wealth Management
New York
$55.7K -$15.8K -64 -23%
BGAI
1592
Bruce G. Allen Investments
Colorado
$55.7K +$10.8K +44 +27%
KHC
1593
Koesten Hirschmann & Crabtree
Kansas
$55.5K – – –
CCMI
1594
Creative Capital Management Investments
California
$54.7K – – –
SCB
1595
Saudi Central Bank
Saudi Arabia
$54.7K +$50.5K +205 New
FFO
1596
Fortitude Family Office
Arizona
$54.1K – – –
QPBE
1597
Quintet Private Bank (Europe)
Luxembourg
$53.3K – – –
SIM
1598
Synergy Investment Management
Florida
$53.3K – – –
TCM
1599
Tradewinds Capital Management
Washington
$52.9K – – –
1L
1600
10Elms LLP
Oklahoma
$51.2K – – –
62 63
64
65 66

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.