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Polymer Capital Management’s T-Mobile US TMUS Stock Holding History

Polymer Capital Management’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 		$484K Sell
2,303
-745
-24% -$153K 0.05% 432
2025
Q4 		$619K Buy
3,048
+752
+33% +$159K 0.07% 417
2025
Q3 		$550K Buy
+2,296
New +$556K 0.06% 407
2025
Q2 		– Sell
-768
Closed -$205K – 771
2025
Q1 		$205K Buy
+768
New +$189K 0.05% 433

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

Polymer Capital Management's TMUS Position: Q1 2026 in Review

Polymer Capital Management reduced its T-Mobile US (TMUS) stake by 24% in Q1 2026, selling an estimated $153K and leaving 2,303 shares worth $484K. The position accounts for 0.05% of the portfolio, ranked #432.

Polymer Capital Management first reported a position in TMUS in Q1 2025 and has held it in 4 quarters since. The position peaked at $619K in Q4 2025. 1,719 funds tracked by Wall St. Rank hold TMUS as of Q1 2026.

  • Polymer Capital Management held 2,303 shares of T-Mobile US worth $484K as of Q1 2026.
  • Polymer Capital Management sold 745 T-Mobile US shares in Q1 2026, an estimated $153K.
  • T-Mobile US made up 0.05% of Polymer Capital Management's portfolio in Q1 2026, its #432 holding.
  • Polymer Capital Management first reported a position in T-Mobile US in Q1 2025 and has held it in 4 quarters since.
  • Polymer Capital Management's T-Mobile US position peaked at $619K in Q4 2025.
  • 1,719 funds tracked by Wall St. Rank held T-Mobile US as of Q1 2026.

Based on Polymer Capital Management's 13F filing for Q1 2026, filed 14 May 2026.