OPEN END INDEX-CERTIFICATE - T-MOBILE US Stock

T-Mobile US, Inc. specializes in mobile telecommunication services. Sales break down by activity as follows: - mobile telecommunication services (80.5%): mobile telephone service, long-distance telephone service, data transmission, Internet access, directory services, etc. serving 119.7 million subscribers at the end of 2023; - equipment sales (18%): primarily handsets and accessories; - other (1.5%). Products and services are marketed through a network of approximately 3,400 retail stores under the T-Mobile and Metro by T-Mobile names, and via Internet.