UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-33409 T-MOBILE US, INC. (Exact name of registrant as specified in its charter) Delaware 20-0836269 (State or other jurisdiction of incorporation ...

T-Mobile US, Inc. (NASDAQ:TMUS) Q4 2022 Results Conference Call February 1, 2023 8:00 AM ET Company Participants Jud Henry - Senior Vice President and Head-Investor Relations Mike Sievert - President and Chief Executive Officer Peter Osvaldik - Chief Financial Officer Jon Freier - President-U.S. Consumer Group Callie Field - President-Business Group Conference Call Participants Craig Moffett - SVB Moffett Philip Cusick - JPMorgan John Hodulik - UBS Simon Flannery - Morgan Stanley Jonathan Chaplin - New Stre ...

T-Mobile US, Inc. (NASDAQ:TMUS) Citi's 2023 Communications, Media & Entertainment Conference January 4, 2023 6:15 PM ET Company Participants Peter Osvaldik - Chief Financial Officer Conference Call Participants Michael Rollins - Citigroup Michael Rollins Well, good afternoon. And for those on our streaming site, welcome back to Citi's 2023 Communications, Media & Entertainment Conference. For those of you I haven’t met, I'm Mike Rollins and I cover communications services and infrastructure for Citi Researc ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-33409 T-MOBILE US, INC. (Exact name of registrant as specified in its charter) Delaware 20-0836269 (State or other jur ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-33409 T-MOBILE US, INC. (Exact name of registrant as specified in its charter) Delaware 20-0836269 (State or other jurisdic ...

T-Mobile US, Inc. (NASDAQ:TMUS) Q2 2022 Earnings Conference Call July 27, 2022 8:00 AM ET Company Participants Jud Henry - Senior Vice President and Head, Investor Relations Mike Sievert - President and CEO Peter Osvaldik - Chief Financial Officer Mike Katz - Chief Marketing Officer Neville Ray - President, Technology Callie Field - President, Business Group Janice Kapner - Chief Communications Officer Jon Freier - President, Consumer Group Conference Call Participants David Barden - Bank of America Simon F ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-33409 T-MOBILE US, INC. (Exact name of registrant as specified in its charter) Delaware 20-0836269 (State or other jurisdiction ...