T-Mobile US (TMUS) SEC Filings

Browse all T-Mobile US SEC filings, including Annual reports (10-K), Quarterly reports (10-Q), 8-K, proxy statements (DEF 14A), and insider filings (Form 4). Access official documents by filing date, reporting period, and form type. ...more

T-Mobile US Reports: Annual 10-K, Quarterly 10-Q & SEC Filings

SEC Filings

Date

4

Insider ownership (buying, selling) activity

May 26, 2026

SD

Specialized disclosure report (e.g., conflict minerals)

May 15, 2026

4

Insider ownership (buying, selling) activity

May 4, 2026

4

Insider ownership (buying, selling) activity

May 4, 2026

4

Insider ownership (buying, selling) activity

May 4, 2026

S-3ASR

Automatic shelf registration for eligible issuers

Apr 30, 2026

IRANNOTICE

Disclosure related to business activities involving Iran

Apr 28, 2026

8-K

Material company events (earnings, M&A, or leadership changes)

Apr 28, 2026

10-Q

Quarterly financial results and management updates

Apr 28, 2026

DEF 14A

Final shareholder voting details (board elections and executive pay)

Apr 27, 2026

DEFA14A

Additional or supplemental proxy disclosures

Apr 27, 2026

ARS

Annual Report to Shareholders

Apr 27, 2026

8-K

Material company events (earnings, M&A, or leadership changes)

Apr 23, 2026

8-K

Material company events (earnings, M&A, or leadership changes)

Mar 31, 2026

8-K

Material company events (earnings, M&A, or leadership changes)

Mar 27, 2026

SC 13D/A

Updated disclosure of active ownership changes

Mar 23, 2026

4

Insider ownership (buying, selling) activity

Mar 13, 2026

4

Insider ownership (buying, selling) activity

Mar 12, 2026

4

Insider ownership (buying, selling) activity

Mar 6, 2026

4

Insider ownership (buying, selling) activity

Mar 3, 2026

4

Insider ownership (buying, selling) activity

Mar 3, 2026

4

Insider ownership (buying, selling) activity

Feb 26, 2026

CERT

Certification of exchange listing or compliance

Feb 25, 2026

4

Insider ownership (buying, selling) activity

Feb 25, 2026

4

Insider ownership (buying, selling) activity

Feb 25, 2026

4

Insider ownership (buying, selling) activity

Feb 23, 2026

8-K

Material company events (earnings, M&A, or leadership changes)

Feb 19, 2026

4

Insider ownership (buying, selling) activity

Feb 19, 2026

8-A12B

Registration of securities for listing on a national exchange

Feb 19, 2026

4

Insider ownership (buying, selling) activity

Feb 18, 2026

4

Insider ownership (buying, selling) activity

Feb 18, 2026

4

Insider ownership (buying, selling) activity

Feb 18, 2026

4

Insider ownership (buying, selling) activity

Feb 18, 2026

4

Insider ownership (buying, selling) activity

Feb 18, 2026

4

Insider ownership (buying, selling) activity

Feb 18, 2026

4

Insider ownership (buying, selling) activity

Feb 18, 2026

4

Insider ownership (buying, selling) activity

Feb 18, 2026

4

Insider ownership (buying, selling) activity

Feb 18, 2026

424B5

Shelf offering prospectus with final pricing terms

Feb 17, 2026

4

Insider ownership (buying, selling) activity

Feb 17, 2026

T-Mobile US (Form 4) 2026

Insider Trades / Insider ownership (buying, selling) activity

May 26, 2026

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