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Atom Investors’s T-Mobile US TMUS Stock Holding History

Atom Investors’s Portfolio TMUS Stock Details TMUS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$1.65M Buy
7,844
+4,048
+107% +$831K 0.12% 276
2025
Q4 		$771K Sell
3,796
-130
-3% -$27.6K 0.06% 335
2025
Q3 		$940K Sell
3,926
-94
-2% -$22.8K 0.07% 262
2025
Q2 		$958K Buy
4,020
+94
+2% +$22.9K 0.08% 252
2025
Q1 		$1.05M Buy
+3,926
New +$968K 0.13% 204
2024
Q3 		– Sell
-23,366
Closed -$4.12M – 605
2024
Q2 		$4.12M Sell
23,366
-14,591
-38% -$2.45M 0.41% 77
2024
Q1 		$6.2M Sell
37,957
-1,662
-4% -$271K 0.77% 15
2023
Q4 		$6.35M Buy
39,619
+21,971
+124% +$3.25M 1.12% 8
2023
Q3 		$2.47M Buy
+17,648
New +$2.44M 0.56% 36
2022
Q4 		– Sell
-32,868
Closed -$4.41M – 320
2022
Q3 		$4.41M Buy
32,868
+21,174
+181% +$2.97M 1.55% 11
2022
Q2 		$1.57M Buy
11,694
+8,685
+289% +$1.13M 0.69% 39
2022
Q1 		$386K Buy
+3,009
New +$358K 0.18% 117
2021
Q2 		– Sell
-6,998
Closed -$877K – 332
2021
Q1 		$877K Buy
+6,998
New +$882K 0.15% 118
2020
Q4 		– Sell
-38,577
Closed -$4.41M – 567
2020
Q3 		$4.41M Buy
+38,577
New +$4.28M 0.42% 55
2019
Q3 		– Sell
-6,063
Closed -$450K – 420
2019
Q2 		$450K Buy
+6,063
New +$450K 0.03% 310

Other funds holding TMUS

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
SoftBank Group
SoftBank Group Tokyo, Japan $11.4B AUM 27.91% 1-Year Est. Return

Atom Investors's TMUS Position: Q1 2026 in Review

Atom Investors increased its T-Mobile US (TMUS) stake by 107% in Q1 2026, buying an estimated $831K and bringing the position to 7,844 shares worth $1.65M. The position accounts for 0.12% of the portfolio, ranked #276.

Atom Investors first reported a position in TMUS in Q2 2019 and has held it in 15 quarters since. The position peaked at $6.35M in Q4 2023. 1,719 funds tracked by Wall St. Rank hold TMUS as of Q1 2026.

  • Atom Investors held 7,844 shares of T-Mobile US worth $1.65M as of Q1 2026.
  • Atom Investors bought 4,048 T-Mobile US shares in Q1 2026, an estimated $831K.
  • T-Mobile US made up 0.12% of Atom Investors's portfolio in Q1 2026, its #276 holding.
  • Atom Investors first reported a position in T-Mobile US in Q2 2019 and has held it in 15 quarters since.
  • Atom Investors's T-Mobile US position peaked at $6.35M in Q4 2023.
  • 1,719 funds tracked by Wall St. Rank held T-Mobile US as of Q1 2026.

Based on Atom Investors's 13F filing for Q1 2026, filed 15 May 2026.