Delivers year-over-year increases in revenue, operating income and Adjusted EBITDA Initial closing of the U.S. tower portfolio sale remains on track for Q2 2026 BEVERLY, Mass., May 06, 2026 (GLOBE NEWSWIRE) -- ATN International, Inc. ("ATN", the "Company", "we", "us", and "our") (Nasdaq: ATNI), a leading provider of digital infrastructure and communications services, today reported financial results for the first quarter ended March 31, 2026. ATN's management will host a conference call and webcast tomorrow ...