T-Mobile US (TMUS.O) shares fell 2.2% in pre-market trading; the company announced the appointment of Chief Operating Officer Srini Gopalan as its new CEO, replacing Mike Sievert.

2025-09-22

T-Mobile US (TMUS.O) shares fell 2.2% in pre-market trading; the company announced the appointment of Chief Operating Officer Srini Gopalan as its new CEO, replacing Mike Sievert.