AT&T – 8-K January 28, 2026 In SEC https://www.sec.gov/Archives/edgar/data/732717/000073271726000047/0000732717-26-000047-index.htm #AT&T AT&T – 8-K AT&T Reports Strong Fourth-Quarter and Full-Year 2025 Financial Performance Driven by Growth in Converged Fiber and 5G Customers