ATN International Major Shareholder Cornelius Prior's Stock Transactions and Corrections

This Form 4 filing reports significant stock transactions by Cornelius B. Prior Jr., a 10% owner of ATN International (ATNI). The filing, submitted late due to administrative error, details multiple stock transfers and corrections to prior ownership reports. Key transactions include a 200,000 share transfer to VI E-Cell Tropical Telecom Ltd (80% owned by Prior), numerous sales of shares by VI E-Cell totaling over 77,000 shares at prices ranging from $25.54 to $28.30, a 30,000 share transfer back to Prior from VI E-Cell, and a 10,000 share gift to a non-profit entity. The filing also corrects prior reporting by removing 363,424 shares held in a revocable trust that were improperly included as they are held by a 501(c)(3) foundation where Prior has no pecuniary interest. Following all transactions, Prior maintains direct ownership of approximately 3.99 million shares and indirect ownership through various entities.