Form 4: T-Mobile Director Sievert's Equity Transactions

T-Mobile US Director G. Michael Sievert reported multiple equity transactions, including the vesting of performance-based restricted stock units and subsequent tax withholdings, alongside a gift of common stock.

Summary

• G. Michael Sievert, a Director at T-Mobile US, Inc., reported several transactions involving the company's common stock.
• On November 9, 2025, 135,915 performance-based restricted stock units (RSUs) vested, acquired at a price of $0 per share, increasing his direct beneficial ownership.
• Concurrently on November 9, 2025, 44,140.077 shares were withheld for tax payments related to the vesting of restricted stock units, at a price of $207 per share.
• Additionally, 53,482.554 shares were withheld for tax payments on the vesting of performance-based restricted stock units on November 9, 2025, also at a price of $207 per share.
• On November 10, 2025, Sievert disposed of 43,318 shares of common stock as a gift, with a transaction price of $0 per share.
• Following these transactions, Sievert's direct beneficial ownership of common stock stands at 331,195.945 shares.

Sentiment

Score: 5

Explanation: The filing reports routine insider transactions related to executive compensation (vesting of RSUs and associated tax withholdings) and a personal disposition (gift). These events are generally expected and do not inherently indicate positive or negative operational performance or strategic shifts for the company.

Positives

• The vesting of 135,915 performance-based restricted stock units indicates that G. Michael Sievert met specific performance targets under the company's incentive plans and employment agreement.

Negatives

• A total of 97,622.631 shares were withheld for tax obligations related to RSU vesting, which is a standard practice but reduces the net shares received by the director.
• The disposition of 43,318 shares as a gift reduces G. Michael Sievert's direct beneficial ownership in the company.

Future Outlook

NA

Industry Context

This filing details routine insider equity transactions for a director of a major telecommunications company, reflecting standard executive compensation practices and personal financial management rather than broader industry trends.

Related Party Transactions

• The vesting of performance-based restricted stock units was pursuant to an Amended and Restated Employment Agreement, dated March 9, 2023, as amended September 19, 2025, between T-Mobile US, Inc. and G. Michael Sievert.

Stakeholder Impact

• Shareholders: The vesting and issuance of RSUs are part of the company's established compensation plans, which may result in minor dilution but also align executive interests with shareholder value. The gift of shares has a negligible impact on overall share float.
• Employees: The executive's compensation structure, including equity awards, can serve as a benchmark or motivator for other employees.

Key Dates

Keywords

T-Mobile, TMUS, Form 4, Insider Transaction, Restricted Stock Units, RSU Vesting, Executive Compensation, G. Michael Sievert, Stock Disposition, Tax Withholding