T-Mobile has agreed to acquire Vistar Media, an ad tech firm specializing in digital out-of-home, for $600 million, the companies announced on Monday Why it matters: The all-cash deal supports the telecom's growing ad business as it seeks to generate revenue beyond phone and internet plans.

M&A started off with a bang in 2025. T-Mobile bought Vistar Media, and The Trade Desk bought Sincera. With a special guest from LUMA Partners, Conor McKenna, we explore the rationale for these ad tech acquisitions.

BELLEVUE, Wash. — T-Mobile is further expanding its advertising business with the announcement that it has entered into a definitive agreement to acquire Vistar Media, a leading provider of technology solutions for digital-out-of-home (DOOH) advertisements reaching millions of consumers.

T-Mobile US said on Monday it has agreed to acquire Vistar Media, a real-time outdoor advertising technology provider, for about $600 million, in an all-cash deal. The deal would strengthen the telecom provider's advertising business by giving a foothold in the digital out-of-home (DOOH) advertising market,

T-Mobile has announced that it has entered into a definitive agreement to acquire digital-out-of-home (DOOH) tech solutions company Vistar Media. Through the T-Mobile Advertising Solutions business, T-Mobile will acquire all of Vistar’s industry-leading capabilities.

T-Mobile reached a $600 million deal to acquire Vistar Media, a leading provider of solutions for digital out-of-home (DOOH) advertising, the companies announced Monday.

T-Mobile (TMUS) announced that it has entered into a definitive agreement to acquire Vistar Media. T-Mobile will pay approximately $600M in cash, subject to closing adjustments. The transaction is expected to close in Q1,

T-Mobile is acquiring Vistar Media for US$600m in cash, aiming to fuel better ad experiences for consumers and more effective products for advertisers.

Bellevue-based T-Mobile announced Monday that it has entered into a definitive agreement to acquire a provider of technology solutions for digital-out-of-home advertisements, Vistar Media, for about $600 million in cash.