Last updated Aug 4, 2026
T-Mobile US, Inc. (TMUS) is a publicly traded company. This page tracks every superinvestor 13F holding, congressional stock trade, and Form 4 insider transaction in TMUS. Across our datasets, 3 superinvestors hold TMUS, 12 members of Congress have traded it, and 1 insider buys are on record.
Notable holders include Viking Global, Ray Dalio, and Christopher Bloomstran. Active congressional traders include Ro Khanna, Jonathan Jackson, and Lisa McClain.
Key takeaways