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© 2026 DataHeimdall. All rights reserved.Data sourced from SEC EDGAR public filings.
Insider Trades

TMUS

T-Mobile US, Inc.

Superinvestors

Institutional investors holding TMUS

Consensus →
InvestorFundWeightSharesValueQuarter
Daniel LoebThird Point2.12%1,000,000$140.1M2023Q3
Viking Global InvestorsViking Global Investors1.74%2,967,374$623.2M2026Q1
Stephen MandelLone Pine Capital1.08%3,486,629$212.8M2018Q1
John ArmitageEgerton Capital0.77%1,274,093$162.8M2021Q3
Dodge & CoxDodge & Cox0.71%6,157,799$1.3B2026Q1
Warren BuffettBerkshire Hathaway0.40%3,883,145$1.0B2025Q1
First Eagle Investment ManagementFirst Eagle Investment Management0.11%719,711$43.9M2018Q1
Lee AinslieMaverick Capital0.01%2,152$452K2026Q1
Meridian / ArrowMarkMeridian Contrarian Fund0.01%10,737$796K2019Q2
Bill NygrenOakmark Select Fund – Harris Associates0.00%3,200$513K2023Q4
Kenneth FisherFisher Asset Management0.00%1,231$259K2026Q1
Richard PzenaPzena Investment Management0.00%975$205K2026Q1

Congressional Activity

Congressional data coming soon

Insider Activity

2

Total trades

$1.0M

Volume

1

Buys

1

Sells

Last trade: May 1, 2026

Insider Tradeslast 90 days

DateInsiderTypeValue
May 1, 2026Andre AlmeidaBuy$1.0M
May 1, 2026Daniel James DrobacSell$7K

Congressional Tradeslast 90 days

Congressional trade data is being sourced and will appear here shortly.