SEPTInvestingStart Free
Stocks/TMUSL/SEC Filings/SCHEDULE 13D/A Oct 29, 2026

TMUSL SCHEDULE 13D/A: SEC filing

T-Mobile Global Holding GmbH

Filed with the SEC on Oct 29, 2026 · accession 0000950157-26-001134

TMUSL filed a SCHEDULE 13D/A (schedule 13d/a) with the SEC on Oct 29, 2026. T-Mobile Global Holding GmbH filed an amended Schedule 13D/A updating Schedule A-1, which lists the directors and executive officers of the reporting entity. The stock moved +0.3% by the first close after the filing.

Summary of the filing

T-Mobile Global Holding GmbH filed an amended Schedule 13D/A updating Schedule A-1, which lists the directors and executive officers of the reporting entity. The amendment reflects changes to the board of management personnel.

For details, click here →

Key details

Reporting personT-Mobile Global Holding GmbH
Parent/affiliate of directorsDeutsche Telekom AG
Subject companyT-Mobile US, Inc.
Director, board of managementDr. Frank Schmidt
Director, board of managementDr. Joachim Schuhmacher
Director, board of managementMichaela Klitsch

How TMUSL stock reacted

Close before

$20.03

Oct 28, 2026

First close after

+0.35%

$20.10

5 trading days

+2.60%

$20.55

Since filing

+3.10%

$20.65

✦ Ask GOAX AI about this filing — what it means for TMUSL, what changed since its last filings and what to watch next.

Try it free for 7 days

🔔 Want to stay updated on new SEC filings for TMUSL?

Click here

Frequently asked questions

What did TMUSL file with the SEC on Oct 29, 2026?

TMUSL filed a SCHEDULE 13D/A (SEC filing). T-Mobile Global Holding GmbH filed an amended Schedule 13D/A updating Schedule A-1, which lists the directors and executive officers of the reporting entity. The amendment reflects changes to the board of management personnel.

How do I read a SCHEDULE 13D/A?

A report the company filed with the SEC (the US market regulator). Start with the summary, then the key amounts and names. Compare it with the company’s earlier filings.

Why are SEC filings important?

Public companies must tell the SEC about anything that can change their value — results, leadership changes, big deals, new shares, bankruptcy. Filings are the official source, often before the news. A SCHEDULE 13D/A (schedule 13d/a): A report the company filed with the SEC (the US market regulator).

How did TMUSL stock react to this filing?

TMUSL closed at $20.03 before the filing and $20.10 on Oct 29, 2026 (+0.35%). Five trading days later: $20.55 (+2.60%).

Other TMUSL SEC filings

  • 8-K · Executive departureOct 28, 2026
  • 8-K · SEC filingOct 28, 2026
  • 10-Q · SEC filingOct 28, 2026

Get alerts when TMUSL files with the SEC, plus live charts, key levels and news for 13,000+ stocks.

Try SEPT free for 7 days
TMUSL overviewTMUSL analysisTMUSL newsLatest SEC filings
Source: SEC EDGAR filing 0000950157-26-001134. The summary and key details are extracted by SEPT from the filing and may contain errors. Price reaction uses daily closing prices. Not financial advice.