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 telecom operator traded as TIMS3 on Brazil’s B3 exchange and TIMB as an ADR in the U.S.) is in the…