TMUS

This Item 4 is hereby amended and supplemented as follows: The information set forth in Item 6 of this Schedule 13D is hereby incorporated by reference.

This Item 4 is hereby amended and supplemented as follows: The information set forth in Item 6 of this Schedule 13D is hereby incorporated by reference.

This Item 4 is hereby amended and supplemented as follows: The information set forth in Item 6 of this Schedule 13D is hereby incorporated by reference.

This Item 4 is hereby amended and supplemented as follows: The information set forth in Item 6 of this Schedule 13D is hereby incorporated by reference.

Item 4 of the Schedule 13D is hereby amended to include the following: On August 6, 2025, Project 4 LLC, Project 6 LLC and Project 9 LLC collectively sold an aggregate of 13,000,000 shares of Common Stock in an unregistered block sale transaction with an unaffiliated broker dealer pursuant to Rule 144 under the Securities Act of 1933, as amended (the "Block Sale") for net proceeds of approximately $3.02 billion, representing approximately 1.16% of the shares of Common Stock outstanding as of July 18, 2025, as reported by the Issuer in its Quarterly Report on Form 10-Q, filed with the Commission on July 23, 2025. Project 4 LLC sold 3,566,400 shares of Common Stock, Project 6 LLC sold 182,043 shares of Common Stock and Project 9 LLC sold 9,251,557 shares of Common Stock. The Block Sale was undertaken as part of the Reporting Persons' normal course evaluation of their investment. Although the Reporting Persons do not have any specific plan or proposal to effect further sales of shares of Common Stock at the time of this filing, the Reporting Persons intend to monitor and evaluate their investment on an ongoing basis. As a result of the Block Sale, the Reporting Persons no longer collectively beneficially own greater than five percent of the number of shares of Common Stock outstanding and therefore this Amendment No. 18 represents the final amendment to the Schedule 13D and the Reporting Persons shall cease to be Reporting Purposes immediately after the filing of this Amendment No. 18.

Item 4 of the Schedule 13D is hereby amended to include the following: On August 6, 2025, Project 4 LLC, Project 6 LLC and Project 9 LLC collectively sold an aggregate of 13,000,000 shares of Common Stock in an unregistered block sale transaction with an unaffiliated broker dealer pursuant to Rule 144 under the Securities Act of 1933, as amended (the "Block Sale") for net proceeds of approximately $3.02 billion, representing approximately 1.16% of the shares of Common Stock outstanding as of July 18, 2025, as reported by the Issuer in its Quarterly Report on Form 10-Q, filed with the Commission on July 23, 2025. Project 4 LLC sold 3,566,400 shares of Common Stock, Project 6 LLC sold 182,043 shares of Common Stock and Project 9 LLC sold 9,251,557 shares of Common Stock. The Block Sale was undertaken as part of the Reporting Persons' normal course evaluation of their investment. Although the Reporting Persons do not have any specific plan or proposal to effect further sales of shares of Common Stock at the time of this filing, the Reporting Persons intend to monitor and evaluate their investment on an ongoing basis. As a result of the Block Sale, the Reporting Persons no longer collectively beneficially own greater than five percent of the number of shares of Common Stock outstanding and therefore this Amendment No. 18 represents the final amendment to the Schedule 13D and the Reporting Persons shall cease to be Reporting Purposes immediately after the filing of this Amendment No. 18.

Item 4 of the Schedule 13D is hereby amended to include the following: On August 6, 2025, Project 4 LLC, Project 6 LLC and Project 9 LLC collectively sold an aggregate of 13,000,000 shares of Common Stock in an unregistered block sale transaction with an unaffiliated broker dealer pursuant to Rule 144 under the Securities Act of 1933, as amended (the "Block Sale") for net proceeds of approximately $3.02 billion, representing approximately 1.16% of the shares of Common Stock outstanding as of July 18, 2025, as reported by the Issuer in its Quarterly Report on Form 10-Q, filed with the Commission on July 23, 2025. Project 4 LLC sold 3,566,400 shares of Common Stock, Project 6 LLC sold 182,043 shares of Common Stock and Project 9 LLC sold 9,251,557 shares of Common Stock. The Block Sale was undertaken as part of the Reporting Persons' normal course evaluation of their investment. Although the Reporting Persons do not have any specific plan or proposal to effect further sales of shares of Common Stock at the time of this filing, the Reporting Persons intend to monitor and evaluate their investment on an ongoing basis. As a result of the Block Sale, the Reporting Persons no longer collectively beneficially own greater than five percent of the number of shares of Common Stock outstanding and therefore this Amendment No. 18 represents the final amendment to the Schedule 13D and the Reporting Persons shall cease to be Reporting Purposes immediately after the filing of this Amendment No. 18.

Item 4 of the Schedule 13D is hereby amended to include the following: On August 6, 2025, Project 4 LLC, Project 6 LLC and Project 9 LLC collectively sold an aggregate of 13,000,000 shares of Common Stock in an unregistered block sale transaction with an unaffiliated broker dealer pursuant to Rule 144 under the Securities Act of 1933, as amended (the "Block Sale") for net proceeds of approximately $3.02 billion, representing approximately 1.16% of the shares of Common Stock outstanding as of July 18, 2025, as reported by the Issuer in its Quarterly Report on Form 10-Q, filed with the Commission on July 23, 2025. Project 4 LLC sold 3,566,400 shares of Common Stock, Project 6 LLC sold 182,043 shares of Common Stock and Project 9 LLC sold 9,251,557 shares of Common Stock. The Block Sale was undertaken as part of the Reporting Persons' normal course evaluation of their investment. Although the Reporting Persons do not have any specific plan or proposal to effect further sales of shares of Common Stock at the time of this filing, the Reporting Persons intend to monitor and evaluate their investment on an ongoing basis. As a result of the Block Sale, the Reporting Persons no longer collectively beneficially own greater than five percent of the number of shares of Common Stock outstanding and therefore this Amendment No. 18 represents the final amendment to the Schedule 13D and the Reporting Persons shall cease to be Reporting Purposes immediately after the filing of this Amendment No. 18.

Item 4 of the Schedule 13D is hereby amended to include the following: On August 6, 2025, Project 4 LLC, Project 6 LLC and Project 9 LLC collectively sold an aggregate of 13,000,000 shares of Common Stock in an unregistered block sale transaction with an unaffiliated broker dealer pursuant to Rule 144 under the Securities Act of 1933, as amended (the "Block Sale") for net proceeds of approximately $3.02 billion, representing approximately 1.16% of the shares of Common Stock outstanding as of July 18, 2025, as reported by the Issuer in its Quarterly Report on Form 10-Q, filed with the Commission on July 23, 2025. Project 4 LLC sold 3,566,400 shares of Common Stock, Project 6 LLC sold 182,043 shares of Common Stock and Project 9 LLC sold 9,251,557 shares of Common Stock. The Block Sale was undertaken as part of the Reporting Persons' normal course evaluation of their investment. Although the Reporting Persons do not have any specific plan or proposal to effect further sales of shares of Common Stock at the time of this filing, the Reporting Persons intend to monitor and evaluate their investment on an ongoing basis. As a result of the Block Sale, the Reporting Persons no longer collectively beneficially own greater than five percent of the number of shares of Common Stock outstanding and therefore this Amendment No. 18 represents the final amendment to the Schedule 13D and the Reporting Persons shall cease to be Reporting Purposes immediately after the filing of this Amendment No. 18.