Form 4: Deutsche Telekom Reduces T-Mobile US Stake

Deutsche Telekom and its subsidiaries sold 193,278 shares of T-Mobile US common stock in mid-September 2025 through a pre-arranged 10b5-1 trading plan.

Summary

• Deutsche Telekom AG, along with its wholly-owned subsidiaries T-Mobile Global Holding GmbH, T-Mobile Global Zwischenholding GmbH, and Deutsche Telekom Holding B.V., reported the sale of T-Mobile US, Inc. (TMUS) common stock.
• A total of 193,278 shares of common stock were disposed of across multiple transactions.
• The sales occurred on September 17, 18, and 19, 2025.
• The shares were sold at weighted average prices ranging from $237.3188 to $240.5949 per share.
• Following these transactions, the reporting persons collectively beneficially own 634,563,622 shares of T-Mobile US common stock.
• All reported transactions were executed pursuant to a Rule 10b5-1 trading plan adopted on June 12, 2025.
• The reporting persons are identified as Directors (by deputization) and 10% Owners of T-Mobile US, Inc.

Sentiment

Score: 4

Explanation: The sale of shares by a major shareholder, Deutsche Telekom, is generally viewed as a negative signal, as it reduces their stake. However, the execution under a pre-arranged 10b5-1 plan mitigates the immediate negative interpretation, indicating a planned divestment rather than a reaction to new adverse information.

Negatives

• The reduction in beneficial ownership by a significant shareholder, Deutsche Telekom and its subsidiaries, could be perceived as a negative signal by some investors, despite being part of a pre-arranged plan.

Future Outlook

This Form 4 filing does not contain any forward-looking statements or guidance regarding T-Mobile US, Inc.'s future performance or strategic direction.

Industry Context

This filing details an insider transaction by a major shareholder in the telecommunications sector. Such transactions are typically monitored by investors for insights into a company's prospects, though sales under a 10b5-1 plan are often less indicative of immediate sentiment compared to unplanned sales.

Related Party Transactions

• The reported transactions involve Deutsche Telekom AG and its subsidiaries, which are identified as 10% Owners and Directors (by deputization) of T-Mobile US, Inc., making these related party transactions.

Stakeholder Impact

• Shareholders may interpret the reduction in stake by a major shareholder as a slight negative, potentially influencing market sentiment towards T-Mobile US stock.

Key Dates

Recommendation

The sales by Deutsche Telekom, a significant shareholder and director, are executed under a pre-arranged 10b5-1 plan, indicating a scheduled divestment rather than a reaction to new negative information. While a reduction in a major shareholder's stake can be perceived negatively, the planned nature suggests it's not an immediate red flag for the company's fundamentals. Therefore, a 'hold' recommendation is appropriate for existing investors, awaiting further operational or strategic updates from T-Mobile US.

Keywords

T-Mobile US, TMUS, Deutsche Telekom, Insider Transaction, Form 4, Stock Sale, 10b5-1 Plan, Beneficial Ownership