ATN International(ATNI) - 2024 Q3 - Quarterly Results

Exhibit 99.1 1 ATN Reports Third Quarter 2024 Results; Updates Full-Year 2024 Outlook "First-to-Fiber" and "Glass & Steel" Strategies Yield Year-Over-Year Increases in High-Speed Data Subscriber and Network Reach Metrics · Total high-speed broadband subscribers increased 6% year-over-year · Broadband homes passed by high-speed data services expanded 20% year-over-year · Capital expenditures were $85.7 million (net of $71.8 million reimbursements) for the first nine months of 2024, reduced from $126.6 millio ...