T-Mobile US, Inc.

TMUS·NASDAQ·$191.11Share Price as of 11/2·$207BMarket Cap as of 11/2

Financials

10-QQ3 ended 09/30/2610/28/26 10-QQ2 ended 06/30/2607/23/26 10-QQ1 ended 03/31/2604/28/26 10-KFY 202502/11/26 10-QQ3 ended 09/30/2510/23/25

Disclosures

8-KCurrent report10/28/26 8-KCurrent report10/28/26 8-KCurrent report09/03/26 8-KCurrent report07/23/26 8-KCurrent report07/07/26

Prospectuses and Registrations

S-3ASRAutomatic shelf registration04/30/26 424B5Prospectus supplement02/17/26 424B5Prospectus supplement02/12/26 FWPFree writing prospectus02/12/26 424B5Prospectus supplement01/09/26

Proxies

DEF 14ADefinitive proxy04/27/26 DEFA14AAdditional proxy materials04/27/26 DEF 14ADefinitive proxy04/18/25 DEFA14AAdditional proxy materials04/18/25 DEF 14ADefinitive proxy04/26/24

Ownership

SC 13D/ABeneficial ownership (amended)10/29/26 Form 4Insider transaction09/28/26 Form 4Insider transaction09/14/26 Form 4Insider transaction09/14/26 144Proposed sale of securities09/10/26

Other

IRANNOTICEIran disclosure10/28/26 IRANNOTICEIran disclosure07/23/26 SDConflict Minerals disclosure05/15/26 IRANNOTICEIran disclosure04/28/26 ARSAnnual report to shareholders04/27/26