TIM S.A. Stock (TIMS3, TIMB) on Dec. 22, 2025: Dividend Cutoff Day, Buyback-Driven Share Count Drop, and Fresh Analyst Targets for Brazil’s Telecom Leader
Dec. 22, 2025 is a big calendar day for TIM S.A. stock—not because of a flashy product launch, but because it’s the shareholder “cutoff” date for a key portion of the company’s 2025 cash return program. TIM S.A. (the Brazilian