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SIG Brokerage’s T-Mobile US TMUS Stock Holding History

SIG Brokerage’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 		$1.05M Hold
5,000
– – 0.03% 412
2025
Q4 		$1.02M Hold
5,000
– – 0.03% 362
2025
Q3 		$1.2M Hold
5,000
– – 0.03% 357
2025
Q2 		$1.19M Sell
5,000
-8,000
-62% -$1.95M 0.03% 312
2025
Q1 		$3.47M Buy
+13,000
New +$3.2M 0.17% 101

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

SIG Brokerage's TMUS Position: Q1 2026 in Review

SIG Brokerage reduced its T-Mobile US (TMUS) stake by 64% in Q1 2026, selling an estimated $591K and leaving 1,599 shares worth $336K. The position accounts for 0.01% of the portfolio, ranked #626.

SIG Brokerage first reported a position in TMUS in Q4 2024 and has held it in 6 quarters since. The position peaked at $3.5M in Q2 2025. 1,719 funds tracked by Wall St. Rank hold TMUS as of Q1 2026.

  • SIG Brokerage held 1,599 shares of T-Mobile US worth $336K as of Q1 2026.
  • SIG Brokerage sold 2,877 T-Mobile US shares in Q1 2026, an estimated $591K.
  • T-Mobile US made up 0.01% of SIG Brokerage's portfolio in Q1 2026, its #626 holding.
  • SIG Brokerage first reported a position in T-Mobile US in Q4 2024 and has held it in 6 quarters since.
  • SIG Brokerage's T-Mobile US position peaked at $3.5M in Q2 2025.
  • 1,719 funds tracked by Wall St. Rank held T-Mobile US as of Q1 2026.

Based on SIG Brokerage's 13F filing for Q1 2026, filed 15 May 2026.